FPUS55 KTFX 200045 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 644 PM MDT Mon Aug 19 2024 Spot temperatures and probabilities of measurable precipitation are for tonight, Tuesday, Tuesday night, and Wednesday. MTZ301-201000- East Glacier Park Region- Including East Glacier Park, Kiowa, Babb, Saint Mary, Marias Pass, and Logan Pass 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 50 to 55. Southwest winds 5 to 15 mph. Chance of precipitation 50 percent. .TUESDAY...Partly cloudy. Highs 65 to 75. Southwest winds 5 to 15 mph. .TUESDAY NIGHT...Mostly cloudy in the evening, then partly cloudy with a 20 percent chance of thunderstorms after midnight. Lows 45 to 50. Southwest winds 5 to 15 mph. .WEDNESDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs 60 to 70. Southwest winds 5 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows 40 to 45. West winds 5 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 60 to 70. Lows 45 to 50. .FRIDAY...Warmer. Partly cloudy with a 20 percent chance of rain showers. Highs 70 to 80. .FRIDAY NIGHT THROUGH SUNDAY...Breezy, cooler. Mostly cloudy with a 40 percent chance of rain showers. Lows 45 to 50. Highs 55 to 65. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .MONDAY...Partly cloudy. Highs 60 to 70. $$ MTZ307-201000- Southern Rocky Mountain Front- Including Rogers Pass 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Haze after midnight. Some thunderstorms may be severe with gusty winds and small hail. Lows 50 to 55. Southwest winds up to 10 mph. .TUESDAY...Partly cloudy in the morning, then mostly cloudy with a 20 percent chance of thunderstorms in the afternoon. Haze through the day. Highs 70 to 80. Southwest winds up to 10 mph. .TUESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. West winds up to 10 mph. Chance of precipitation 50 percent. .WEDNESDAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 60 to 70. West winds 5 to 15 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 40 to 50. West winds up to 10 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 60 to 70. Lows 45 to 50. .FRIDAY...Warmer. Partly cloudy with a 30 percent chance of rain showers. Highs 70 to 80. .FRIDAY NIGHT AND SATURDAY...Cooler. Mostly cloudy with a 50 percent chance of rain showers. Lows 45 to 50. Highs 60 to 70. .SATURDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 40 to 50. Chance of precipitation 50 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 65. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 50. .MONDAY...Partly cloudy. Highs 60 to 70. $$ MTZ302-201000- Northern High Plains- Including Browning, Heart Butte, and Dupuyer 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Haze in the evening. Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows in the mid 50s. Southwest winds 5 to 10 mph. Chance of precipitation 50 percent. .TUESDAY...Not as warm. Partly cloudy. Highs 75 to 80. Southwest winds 5 to 15 mph. .TUESDAY NIGHT...Mostly cloudy. Slight chance of thunderstorms in the evening, then chance of rain showers and slight chance of thunderstorms after midnight. Lows 50 to 55. West winds 5 to 10 mph. Chance of precipitation 50 percent. .WEDNESDAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers in the afternoon. Highs 70 to 75. West winds 5 to 15 mph. Chance of showers 40 percent. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of rain showers in the evening. Lows around 45. West winds 5 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 70 to 75. Lows around 50. .FRIDAY...Warmer. Partly cloudy with a 20 percent chance of rain showers. Highs 80 to 85. .FRIDAY NIGHT AND SATURDAY...Not as warm. Mostly cloudy with a 40 percent chance of rain showers. Lows 50 to 55. Highs 70 to 75. .SATURDAY NIGHT AND SUNDAY...Breezy. Mostly cloudy with a 40 percent chance of rain showers. Lows around 50. Highs 65 to 70. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .MONDAY...Partly cloudy. Highs 70 to 75. $$ MTZ308-201000- Southern High Plains- Including Bynum, Choteau, and Pendroy 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may be severe with gusty winds and small hail. Lows in the mid 50s. Southwest winds 5 to 10 mph. .TUESDAY...Partly cloudy in the morning, then mostly cloudy with a 20 percent chance of thunderstorms in the afternoon. Haze in the afternoon. Highs in the mid 80s. Southwest winds up to 10 mph. .TUESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. West winds up to 10 mph. Chance of precipitation 50 percent. .WEDNESDAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers in the afternoon. Highs 75 to 80. Southwest winds up to 10 mph. Chance of showers 40 percent. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 45 to 50. Northwest winds up to 10 mph. .THURSDAY...Partly cloudy. Highs around 75. .THURSDAY NIGHT...Mostly clear. Lows around 50. .FRIDAY AND FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Highs around 85. Lows 50 to 55. .SATURDAY...Not as warm. Mostly cloudy with a 40 percent chance of rain showers. Highs around 75. .SATURDAY NIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows around 50. .SUNDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs around 70. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .MONDAY...Partly cloudy. Highs around 75. $$ MTZ303-201000- Eastern Glacier, Western Toole, and Central Pondera- Including Cut Bank, Ethridge, and Santa Rita 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Haze and areas of smoke in the evening. Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows in the mid 50s. Southwest winds 5 to 15 mph. Chance of precipitation 50 percent. .TUESDAY...Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs 80 to 85. West winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Slight chance of thunderstorms in the evening, then chance of rain showers and slight chance of thunderstorms after midnight. Lows 50 to 55. West winds 5 to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY...Mostly cloudy. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Highs 75 to 80. West winds 5 to 15 mph. Chance of showers 30 percent. .WEDNESDAY NIGHT...Mostly clear. A 20 percent chance of rain showers in the evening. Lows 45 to 50. West winds 5 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs around 75. Lows 50 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 85. .FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows 50 to 55. .SATURDAY...Not as warm. Mostly cloudy with a 20 percent chance of rain showers. Highs around 75. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows around 50. .SUNDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs 70 to 75. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .MONDAY...Partly cloudy. Highs 75 to 80. && TEMPERATURE / PRECIPITATION Cut Bank 55 83 52 76 / 50 20 40 30 $$ MTZ304-201000- Eastern Toole and Liberty- Including Devon, Shelby, Chester, Galata, Joplin, Lothair, and Whitlash 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Haze in the evening. Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may be severe with gusty winds and small hail. Lows 55 to 60. Southwest winds up to 10 mph. Chance of precipitation 50 percent. .TUESDAY...Partly cloudy. Highs 80 to 90. Northwest winds up to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then rain showers likely and chance of thunderstorms after midnight. Lows in the mid 50s. Northwest winds 5 to 10 mph. Chance of precipitation 70 percent. .WEDNESDAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers in the afternoon. Highs 75 to 80. West winds 5 to 15 mph. Chance of showers 30 percent. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of rain showers in the evening. Lows around 50. Northwest winds 5 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 80. Lows around 55. .FRIDAY...Warmer, sunny. Highs 85 to 90. .FRIDAY NIGHT AND SATURDAY...Not as warm. Partly cloudy with a 20 percent chance of rain showers. Lows around 55. Highs 75 to 80. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 50 to 55. .SUNDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs 70 to 75. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .MONDAY...Partly cloudy. Highs 75 to 80. $$ MTZ305-201000- Hill County- Including Havre 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Some thunderstorms may produce gusty winds and small hail in the evening. Lows around 60. South winds up to 10 mph. Chance of precipitation 50 percent. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs around 90. West winds up to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Haze in the evening. Chance of rain showers and slight chance of thunderstorms in the evening, then rain showers likely and chance of thunderstorms after midnight. Lows 55 to 60. Northwest winds up to 10 mph. Chance of precipitation 70 percent. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 80 to 85. Northwest winds 5 to 10 mph. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. Northwest winds up to 10 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 80. Lows around 55. .FRIDAY...Sunny. Highs around 90. .FRIDAY NIGHT AND SATURDAY...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. Highs 80 to 85. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 50 to 55. .SUNDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs around 75. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 50. .MONDAY...Partly cloudy. Highs 75 to 80. && TEMPERATURE / PRECIPITATION Havre 61 92 58 85 / 50 10 70 20 $$ MTZ306-201000- Northern Blaine County- Including Chinook, Zurich, Harlem, Hogeland, and Fort Belknap 644 PM MDT Mon Aug 19 2024 .REST OF TONIGHT...Mostly cloudy. Chance of thunderstorms in the evening, then slight chance of thunderstorms after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 55 to 60. Southeast winds up to 10 mph. Chance of thunderstorms 40 percent. .TUESDAY...Sunny. Highs 90 to 95. West winds up to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then rain showers likely and chance of thunderstorms after midnight. Lows in the mid 50s. Southeast winds 5 to 10 mph shifting to the northwest after midnight. Chance of precipitation 70 percent. .WEDNESDAY...Partly cloudy. Slight chance of thunderstorms in the morning, then slight chance of rain showers in the afternoon. Highs 80 to 85. Northwest winds 5 to 10 mph. Chance of precipitation 20 percent. .WEDNESDAY NIGHT...Partly cloudy. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Lows around 50. Northwest winds 5 to 15 mph. Chance of showers 30 percent. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 80. Lows around 55. .FRIDAY...Sunny with a 20 percent chance of rain showers. Highs 85 to 90. .FRIDAY NIGHT AND SATURDAY...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. Highs 85 to 90. .SATURDAY NIGHT AND SUNDAY...Not as warm. Mostly cloudy with a 40 percent chance of rain showers. Lows 50 to 55. Highs 75 to 80. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 50. .MONDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 75 to 80. $$ MTZ309-201000- Eastern Pondera and Eastern Teton- Including Brady, Conrad, and Ledger 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may be severe with gusty winds and small hail. Lows in the mid 50s. Southwest winds 5 to 15 mph. .TUESDAY...Partly cloudy in the morning then becoming mostly cloudy. Highs 85 to 90. West winds up to 10 mph shifting to the northeast in the afternoon. .TUESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Northwest winds 5 to 10 mph. Chance of precipitation 50 percent. .WEDNESDAY...Sunny with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers in the afternoon. Highs around 80. West winds up to 10 mph. Chance of showers 30 percent. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. Northwest winds up to 10 mph. .THURSDAY...Partly cloudy. Highs 75 to 80. .THURSDAY NIGHT...Mostly clear. Lows around 50. .FRIDAY...Warmer. Sunny with a 20 percent chance of rain showers. Highs 85 to 90. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .SATURDAY...Mostly cloudy with a 20 percent chance of rain showers. Highs around 80. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows around 50. .SUNDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs 70 to 75. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .MONDAY...Partly cloudy. Highs 75 to 80. $$ MTZ310-201000- Western and Central Chouteau County- Including Floweree, Carter, and Fort Benton 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Haze in the evening. Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 55 to 60. South winds up to 10 mph. Chance of precipitation 50 percent. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs around 90. West winds up to 10 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Haze in the evening. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 55 to 60. Southeast winds 5 to 10 mph shifting to the west after midnight. Chance of precipitation 50 percent. .WEDNESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 80 to 85. Northwest winds up to 10 mph. .WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows 50 to 55. Northwest winds up to 10 mph. Chance of precipitation 40 percent. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 80. Lows 55 to 60. .FRIDAY...Sunny. Highs around 90. .FRIDAY NIGHT AND SATURDAY...Partly cloudy with a 20 percent chance of rain showers. Lows 55 to 60. Highs 80 to 85. .SATURDAY NIGHT AND SUNDAY...Not as warm. Mostly cloudy with a 40 percent chance of rain showers. Lows 50 to 55. Highs around 75. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 50 to 55. .MONDAY...Partly cloudy. Highs 75 to 80. $$ MTZ311-201000- Bears Paw Mountains and Southern Blaine- Including Rocky Boy 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 60 to 65. South winds up to 10 mph. Chance of precipitation 50 percent. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs 85 to 90. West winds up to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Haze in the evening. Chance of rain showers and slight chance of thunderstorms in the evening, then rain showers likely and chance of thunderstorms after midnight. Lows 55 to 60. South winds up to 10 mph shifting to the west after midnight. Chance of precipitation 70 percent. .WEDNESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 80 to 85. Northwest winds up to 10 mph. .WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows 50 to 55. Northwest winds up to 10 mph. Chance of showers 30 percent. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 85. Lows 55 to 60. .FRIDAY...Sunny with a 20 percent chance of rain showers. Highs 85 to 90. .FRIDAY NIGHT AND SATURDAY...Partly cloudy with a 20 percent chance of rain showers. Lows around 60. Highs 80 to 90. .SATURDAY NIGHT AND SUNDAY...Not as warm. Mostly cloudy with a 40 percent chance of rain showers. Lows around 55. Highs 70 to 80. .SUNDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Chance of precipitation 30 percent. .MONDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 70 to 80. $$ MTZ312-201000- Cascade County below 5000ft- Including Great Falls 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may be severe with gusty winds and small hail. Lows 55 to 60. South winds 5 to 15 mph. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Haze in the afternoon. Highs 85 to 90. Southwest winds up to 10 mph shifting to the northwest in the afternoon. .TUESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the mid 50s. North winds 5 to 10 mph shifting to the west after midnight. Chance of precipitation 40 percent. .WEDNESDAY...Sunny in the morning, then mostly cloudy with a 30 percent chance of rain showers in the afternoon. Highs 80 to 85. Southwest winds up to 5 mph shifting to the northwest in the afternoon. .WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then mostly clear after midnight. Lows around 50. Northwest winds up to 10 mph. Chance of precipitation 30 percent. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 50 to 55. .FRIDAY...Warmer, sunny. Highs 85 to 90. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. .SATURDAY...Mostly cloudy with a 20 percent chance of rain showers. Highs 75 to 80. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 40 percent chance of rain showers. Lows around 50. Highs 70 to 75. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .MONDAY...Partly cloudy. Highs 75 to 80. && TEMPERATURE / PRECIPITATION Great Falls Arpt 57 89 55 82 / 50 20 30 20 $$ MTZ313-201000- Judith Basin County and Judith Gap- Including Raynesford, Geyser, Stanford, Windham, Benchland, Hobson, and Moccasin 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 55 to 60. Southwest winds 5 to 10 mph. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 85 to 90. Southwest winds up to 10 mph shifting to the northeast in the afternoon. .TUESDAY NIGHT...Mostly cloudy with chance of thunderstorms in the evening, then partly cloudy with slight chance of thunderstorms after midnight. Lows 50 to 55. Southeast winds 5 to 10 mph shifting to the southwest after midnight. Chance of thunderstorms 40 percent. .WEDNESDAY...Sunny in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs around 80. West winds up to 10 mph shifting to the north in the afternoon. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy with slight chance of thunderstorms after midnight. Lows around 50. Northwest winds 5 to 15 mph shifting to the west after midnight. Chance of precipitation 40 percent. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 50 to 55. .FRIDAY...Warmer. Sunny with a 20 percent chance of rain showers. Highs 85 to 90. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. .SATURDAY...Partly cloudy with a 30 percent chance of rain showers. Highs around 80. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows around 50. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Chance of precipitation 30 percent. .MONDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 75. $$ MTZ314-201000- Fergus County below 4500ft- Including Hilger and Lewistown 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Cooler. Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 55 to 65. South winds up to 10 mph. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 90 to 95. West winds up to 10 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then slight chance of thunderstorms after midnight. Lows 55 to 60. Southeast winds 5 to 10 mph shifting to the southwest after midnight. Chance of precipitation 50 percent. .WEDNESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 80 to 85. Northwest winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows 50 to 60. Northwest winds 5 to 10 mph. Chance of precipitation 40 percent. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 80 to 85. Lows 55 to 60. .FRIDAY...Warmer, sunny. Highs 90 to 95. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 85 to 90. .SATURDAY NIGHT AND SUNDAY...Not as warm. Mostly cloudy with a 40 percent chance of rain showers. Lows 50 to 60. Highs 70 to 80. .SUNDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Chance of precipitation 30 percent. .MONDAY...Partly cloudy. Highs 75 to 80. && TEMPERATURE / PRECIPITATION Lewistown 55 90 52 81 / 40 20 30 20 $$ MTZ315-201000- Upper Blackfoot and MacDonald Pass- Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may be severe with gusty winds and small hail. Lows 50 to 55. Southwest winds up to 10 mph. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Haze through the day. Highs 75 to 80. West winds up to 10 mph. .TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 50 to 55. West winds up to 10 mph. .WEDNESDAY...Sunny in the morning, then mostly cloudy with a 40 percent chance of rain showers in the afternoon. Highs 65 to 75. West winds up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 45 to 50. Northwest winds up to 10 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 70 to 75. Lows 50 to 55. .FRIDAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 80. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .SATURDAY AND SATURDAY NIGHT...Cooler. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Lows 45 to 50. Chance of precipitation 40 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .MONDAY...Partly cloudy. Highs 65 to 70. $$ MTZ316-201000- Gates of the Mountains- Including Canyon Creek, Wolf Creek, and Craig 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may be severe with gusty winds and small hail. Lows 55 to 60. Southwest winds up to 10 mph. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Haze in the afternoon. Highs 80 to 90. South winds up to 10 mph shifting to the west in the afternoon. .TUESDAY NIGHT...Mostly cloudy with slight chance of thunderstorms in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows 50 to 55. West winds up to 10 mph. Chance of precipitation 20 percent. .WEDNESDAY...Sunny in the morning, then mostly cloudy with a 30 percent chance of rain showers in the afternoon. Highs 75 to 80. West winds up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 50. Northwest winds up to 10 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 50 to 55. .FRIDAY...Sunny with a 20 percent chance of rain showers. Highs 80 to 85. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .SATURDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 40 percent. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows around 50. .SUNDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs 65 to 70. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .MONDAY...Partly cloudy. Highs 70 to 75. $$ MTZ317-201000- Little Belt and Highwood Mountains- Including Monarch, Neihart, and Kings Hill Pass 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 55 to 60. South winds up to 10 mph. .TUESDAY...Sunny in the morning, then partly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Haze in the afternoon. Highs 75 to 85. Southwest winds up to 10 mph. Chance of precipitation 40 percent. .TUESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy with slight chance of thunderstorms after midnight. Lows 50 to 55. Northeast winds up to 10 mph shifting to the southwest after midnight. Chance of precipitation 40 percent. .WEDNESDAY...Sunny in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 70 to 75. West winds up to 10 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then mostly clear with slight chance of thunderstorms after midnight. Lows 45 to 50. Northwest winds up to 10 mph. Chance of precipitation 40 percent. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 70 to 75. Lows 50 to 55. .FRIDAY...Warmer. Sunny with a 20 percent chance of thunderstorms. Highs 75 to 85. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 60. .SATURDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs 65 to 75. .SATURDAY NIGHT...Cooler. Mostly cloudy with a 40 percent chance of rain showers. Lows 45 to 50. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 45 to 50. .MONDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 65 to 70. $$ MTZ318-201000- Snowy and Judith Mountains- 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 55 to 60. South winds 5 to 10 mph. .TUESDAY...Sunny in the morning, then mostly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 80 to 90. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 50 to 55. South winds 5 to 10 mph. Chance of precipitation 30 percent. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with a 40 percent chance of rain showers in the afternoon. Highs 70 to 80. Northwest winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 50 to 55. North winds 5 to 10 mph shifting to the west after midnight. Chance of precipitation 40 percent. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 70 to 75. Lows 50 to 55. .FRIDAY...Warmer. Sunny with a 20 percent chance of rain showers. Highs 80 to 85. .FRIDAY NIGHT...Partly cloudy. Lows 55 to 60. .SATURDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 70 to 80. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows around 50. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Chance of precipitation 30 percent. .MONDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 65 to 75. $$ MTZ319-201000- Helena Valley- Including Helena 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may be severe. Lows 50 to 55. Northwest winds 5 to 10 mph shifting to the southwest after midnight. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Haze in the afternoon. Highs around 90. Southeast winds up to 5 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Mostly cloudy in the evening then clearing. Lows 50 to 55. Northwest winds up to 10 mph. .WEDNESDAY...Sunny in the morning, then mostly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 80 to 85. West winds up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 50. Northwest winds up to 10 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 80 to 85. Lows around 50. .FRIDAY...Sunny. Highs around 90. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .SATURDAY...Not as warm. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 80. Chance of precipitation 30 percent. .SATURDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 50. Chance of precipitation 40 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 30 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .MONDAY...Partly cloudy. Highs 75 to 80. && TEMPERATURE / PRECIPITATION Helena 55 92 55 83 / 40 20 10 30 $$ MTZ320-201000- Big Belt, Bridger and Castle Mountains- Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass, and Deep Creek Pass 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows in the mid 50s. North winds 5 to 10 mph shifting to the south after midnight. .TUESDAY...Sunny in the morning, then mostly cloudy with a 20 percent chance of thunderstorms in the afternoon. Haze in the afternoon. Highs 75 to 85. Southwest winds 5 to 15 mph. .TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 50 to 55. Southeast winds 5 to 10 mph shifting to the west after midnight. .WEDNESDAY...Sunny in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 70 to 80. West winds 5 to 15 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then mostly clear after midnight. Lows 45 to 50. Northwest winds 5 to 15 mph shifting to the northeast after midnight. Chance of precipitation 30 percent. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 70 to 80. Lows 50 to 55. .FRIDAY...Sunny. Highs 75 to 85. .FRIDAY NIGHT...Partly cloudy. Lows 50 to 55. .SATURDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 30 percent. .SATURDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Chance of precipitation 50 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 45 to 50. .MONDAY...Partly cloudy. Highs 65 to 70. $$ MTZ321-201000- Meagher County Valleys- Including Martinsdale, Checkerboard, Ringling, and White Sulphur Springs 644 PM MDT Mon Aug 19 2024 .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 50 to 55. North winds 5 to 10 mph shifting to the southeast after midnight. .TUESDAY...Sunny in the morning, then mostly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs in the mid 80s. South winds 5 to 15 mph. .TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 50. East winds 5 to 10 mph shifting to the northwest after midnight. .WEDNESDAY...Sunny in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 75 to 80. West winds up to 5 mph increasing to 5 to 15 mph in the afternoon. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then mostly clear after midnight. Lows 45 to 50. North winds 5 to 15 mph. Chance of precipitation 30 percent. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs 75 to 85. Lows around 50. .FRIDAY NIGHT...Partly cloudy. Lows 50 to 55. .SATURDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 75. Chance of precipitation 30 percent. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 45. Highs 65 to 70. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 40 to 45. .MONDAY...Partly cloudy. Highs 70 to 75. $$ MTZ322-201000- Elkhorn and Boulder Mountains- Including Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, and Homestake Pass 644 PM MDT Mon Aug 19 2024 .REST OF TONIGHT...Mostly cloudy with a 40 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may be severe with gusty winds and small hail. Lows 50 to 55. West winds up to 10 mph. .TUESDAY...Sunny in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Haze through the day. Highs 75 to 85. Southwest winds up to 10 mph. Chance of precipitation 40 percent. .TUESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows 45 to 55. Northwest winds up to 10 mph. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 65 to 75. West winds up to 10 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 45 to 50. Northwest winds 5 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 70 to 80. Lows 45 to 55. .FRIDAY...Sunny with a 20 percent chance of rain showers. Highs 70 to 80. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 55. .SATURDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 40 percent. .SATURDAY NIGHT...Colder. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 40 to 50. Chance of precipitation 50 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 65. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 50. .MONDAY...Warmer. Partly cloudy. Highs 65 to 75. $$ MTZ323-201000- Canyon Ferry Area- Including Toston, Townsend, and Winston 644 PM MDT Mon Aug 19 2024 ...SEVERE THUNDERSTORM WATCH 640 IN EFFECT UNTIL 10 PM MDT THIS EVENING... .REST OF TONIGHT...Mostly cloudy with a 40 percent chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may be severe with gusty winds and small hail. Lows in the mid 50s. North winds 5 to 15 mph shifting to the south after midnight. .TUESDAY...Sunny in the morning, then partly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 85 to 90. South winds up to 10 mph. Chance of precipitation 40 percent. .TUESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Haze in the evening. Lows 50 to 55. Northwest winds up to 10 mph. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with a 40 percent chance of rain showers in the afternoon. Highs around 80. Northwest winds up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 50. North winds 5 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 80. Lows 50 to 55. .FRIDAY...Sunny. Highs around 85. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .SATURDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 30 percent. .SATURDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Chance of precipitation 40 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Chance of precipitation 30 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .MONDAY...Partly cloudy. Highs 70 to 75. $$ MTZ324-201000- Missouri Headwaters- Including Harrison, Three Forks, Willow Creek, Pony, and Whitehall 644 PM MDT Mon Aug 19 2024 .REST OF TONIGHT...Cooler. Partly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 50 to 55. North winds 5 to 10 mph shifting to the west after midnight. Chance of precipitation 40 percent. .TUESDAY...Sunny in the morning, then mostly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 85 to 90. Southwest winds up to 5 mph increasing to 5 to 15 mph in the afternoon. .TUESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows 50 to 55. West winds 5 to 15 mph. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with a 40 percent chance of rain showers in the afternoon. Highs 80 to 85. West winds up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 45 to 50. Northwest winds 5 to 15 mph. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs 80 to 85. Lows around 50. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .SATURDAY AND SATURDAY NIGHT...Not as warm. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 75. Lows around 45. Chance of precipitation 40 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Chance of precipitation 30 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 45. .MONDAY...Partly cloudy. Highs around 75. $$ MTZ325-201000- Madison River Valley- Including Cameron, Ennis, Jeffers, McAllister, and Norris 644 PM MDT Mon Aug 19 2024 .REST OF TONIGHT...Cooler. Mostly clear. A 20 percent chance of thunderstorms in the evening. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 50 to 55. South winds 5 to 15 mph. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs in the mid 80s. South winds 10 to 20 mph. .TUESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Areas of smoke after midnight. Lows 50 to 55. South winds 5 to 15 mph. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with a 20 percent chance of rain showers in the afternoon. Highs around 80. Southwest winds 5 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 50. West winds 10 to 15 mph shifting to the south after midnight. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 80. Lows 50 to 55. .FRIDAY...Breezy. Sunny with a 20 percent chance of rain showers. Highs 80 to 85. .FRIDAY NIGHT...Breezy. Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .SATURDAY...Breezy. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 40 percent. .SATURDAY NIGHT...Colder. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 40 to 45. Chance of precipitation 50 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 40 to 45. .MONDAY...Partly cloudy. Highs 70 to 75. $$ MTZ326-201000- Gallatin Valley- Including Bozeman and Gallatin Gateway 644 PM MDT Mon Aug 19 2024 .REST OF TONIGHT...Cooler. Mostly clear. A 20 percent chance of thunderstorms in the evening. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 50 to 55. South winds up to 10 mph. .TUESDAY...Sunny in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 85 to 90. Southeast winds up to 5 mph shifting to the west in the afternoon. Chance of precipitation 40 percent. .TUESDAY NIGHT...Mostly cloudy in the evening then clearing. Lows 50 to 55. South winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs around 80. Southwest winds up to 5 mph shifting to the northwest in the afternoon. .WEDNESDAY NIGHT...Mostly clear. A 20 percent chance of thunderstorms in the evening. Lows 45 to 50. Northwest winds 5 to 15 mph shifting to the southeast up to 5 mph after midnight. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 80. Lows 50 to 55. .FRIDAY...Sunny. Highs around 85. .FRIDAY NIGHT...Partly cloudy. Lows 50 to 55. .SATURDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 80. .SATURDAY NIGHT AND SUNDAY...Cooler. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 45. Highs 65 to 70. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 45. .MONDAY...Partly cloudy. Highs around 75. && TEMPERATURE / PRECIPITATION Bozeman Airport 51 90 50 84 / 30 30 10 20 Bozeman MSU 54 86 52 81 / 20 30 10 30 $$ MTZ330-201000- Gallatin and Madison County Mountains and Centennial Mountains- Including Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 644 PM MDT Mon Aug 19 2024 .REST OF TONIGHT...Mostly clear. A 20 percent chance of thunderstorms in the evening. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 45 to 55. South winds 5 to 15 mph. Gusts up to 30 mph in the evening. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 70 to 80. South winds 10 to 20 mph. Gusts up to 35 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Areas of smoke after midnight. Lows 45 to 55. Southwest winds 5 to 15 mph. Gusts up to 35 mph in the evening. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with a 40 percent chance of rain showers in the afternoon. Highs 65 to 75. South winds up to 10 mph shifting to the southwest with gusts to around 30 mph in the afternoon. .WEDNESDAY NIGHT...Colder. Mostly clear. Lows 40 to 45. Southwest winds 10 to 15 mph with gusts to around 30 mph shifting to the southeast after midnight. .THURSDAY...Sunny. Highs 65 to 75. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .FRIDAY...Breezy. Partly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 75. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .SATURDAY...Breezy. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 65. Chance of precipitation 40 percent. .SATURDAY NIGHT...Colder. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 35 to 45. Chance of precipitation 50 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 60. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 35 to 45. .MONDAY...Partly cloudy. Highs 55 to 65. && TEMPERATURE / PRECIPITATION West Yellowstone 43 80 42 77 / 10 10 10 10 $$ MTZ327-201000- Northwest Beaverhead County- Including Dewey, Wisdom, Wise River, Big Hole Pass, and Chief Joseph Pass 644 PM MDT Mon Aug 19 2024 .REST OF TONIGHT...Mostly clear. A 20 percent chance of thunderstorms in the evening. Haze through the night. Areas of smoke after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 45 to 50. Southwest winds up to 10 mph. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Areas of smoke in the morning. Haze through the day. Highs 70 to 80. South winds up to 10 mph shifting to the southwest in the afternoon. .TUESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Areas of smoke in the evening. Haze through the night. Lows 40 to 50. West winds 5 to 15 mph. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 65 to 75. West winds 5 to 15 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. Lows 40 to 45. North winds 5 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 65 to 75. Lows 40 to 50. .FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 65 to 75. .FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 50. .SATURDAY AND SATURDAY NIGHT...Cooler. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 65. Lows 35 to 40. Chance of precipitation 50 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 65. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 35 to 45. .MONDAY...Partly cloudy. Highs 60 to 70. $$ MTZ328-201000- Beaverhead and Western Madison below 6000ft- Including Bannack, Dillon, Glen, and Waterloo 644 PM MDT Mon Aug 19 2024 .REST OF TONIGHT...Mostly clear. A 20 percent chance of thunderstorms in the evening. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 50 to 55. South winds 5 to 15 mph. .TUESDAY...Haze in the morning. Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 80 to 85. South winds up to 10 mph shifting to the southwest in the afternoon. .TUESDAY NIGHT...Mostly cloudy. Areas of smoke through the night. Haze after midnight. Lows around 50. Southwest winds 10 to 15 mph decreasing to up to 10 mph after midnight. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 75 to 80. Southwest winds 5 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 45. Northwest winds 10 to 15 mph decreasing to up to 10 mph after midnight. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 45 to 50. .FRIDAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 80. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .SATURDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Chance of precipitation 40 percent. .SATURDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 40 to 45. Chance of precipitation 50 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 45. .MONDAY...Partly cloudy. Highs 70 to 75. && TEMPERATURE / PRECIPITATION Dillon 49 84 48 78 / 20 10 0 10 $$ MTZ329-201000- Ruby Mountains and Southern Beaverhead Mountains- Including Monida Pass 644 PM MDT Mon Aug 19 2024 .REST OF TONIGHT...Mostly clear. A 20 percent chance of thunderstorms in the evening. Haze and areas of smoke after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows 50 to 55. South winds 5 to 15 mph. Gusts up to 30 mph in the evening. .TUESDAY...Breezy. Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 75 to 80. South winds 5 to 15 mph increasing to 15 to 25 mph in the afternoon. .TUESDAY NIGHT...Mostly cloudy. Areas of smoke through the night. Lows around 50. Southwest winds 5 to 15 mph. Gusts up to 30 mph in the evening. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 65 to 75. South winds up to 10 mph shifting to the southwest with gusts to around 30 mph in the afternoon. .WEDNESDAY NIGHT...Colder. Partly cloudy. Lows 40 to 45. West winds 10 to 15 mph decreasing to up to 10 mph after midnight. .THURSDAY...Sunny. Highs 70 to 75. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .FRIDAY...Windy. Partly cloudy with a 40 percent chance of rain showers. Highs 65 to 75. .FRIDAY NIGHT...Breezy. Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .SATURDAY AND SATURDAY NIGHT...Breezy, cooler. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 65. Lows around 40. Chance of precipitation 50 percent. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 65. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 45. .MONDAY...Sunny. Highs 60 to 70. $$ http://www.weather.gov/greatfalls https://www.twitter.com/NWSGreatFalls https://www.facebook.com/NWSGreatFalls