FPUS55 KMSO 170623 ZFPMSO Zone Forecast Product National Weather Service Missoula MT 1223 AM MDT Fri Apr 17 2026 MTZ001-172200- Kootenai/Cabinet Region- Including the cities of Libby and Eureka 1223 AM MDT Fri Apr 17 2026 .TODAY...Mostly cloudy. Areas of snow until late afternoon. Areas of rain in the afternoon. Chance of precipitation 30 percent. Highs in the upper 40s to mid 50s. .TONIGHT...Mostly clear. Lows in the 20s to lower 30s. .SATURDAY...Mostly sunny. Highs in the mid 50s to lower 60s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 20s to mid 30s. .SUNDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 30s to lower 40s. .MONDAY...Mostly sunny. Highs in the 70s. .MONDAY NIGHT...Partly cloudy. Lows in the 40s. .TUESDAY...Mostly sunny. Highs in the 70s. .TUESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of rain. Lows in the 40s. .WEDNESDAY...Mostly cloudy with a 50 percent chance of rain. Highs in the 60s to lower 70s. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain. Lows in the upper 30s to mid 40s. .THURSDAY...Mostly cloudy with a 40 percent chance of rain. Highs in the mid 50s to lower 60s. $$ MTZ002-172200- West Glacier Region- Including the city of Swan Lake 1223 AM MDT Fri Apr 17 2026 .TODAY...Areas of snow in the morning, then snow showers likely with possible showers and thunderstorms in the afternoon. Chance of precipitation 70 percent. Little or no new snow accumulation. Highs in the upper 30s to mid 40s. West winds to 15 mph. .TONIGHT...Mostly cloudy in the evening then clearing. Lows in the 20s. Southwest winds to 15 mph. .SATURDAY...Mostly sunny. Highs in the mid 40s to lower 50s. Southwest winds to 15 mph. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s to mid 30s. South winds to 15 mph. .SUNDAY...Partly cloudy. Highs in the mid 50s to lower 60s. .SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows in the 30s to lower 40s. .MONDAY...Partly cloudy. Highs in the 60s. .MONDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s. .TUESDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the mid 60s to lower 70s. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. A 30 percent chance of rain. Lows in the upper 30s to mid 40s. .WEDNESDAY...Mostly cloudy with a chance of rain. A chance of snow in the morning. Chance of precipitation 50 percent. Highs in the mid 50s to lower 60s. .WEDNESDAY NIGHT...Rain and snow likely. Chance of precipitation 70 percent. Lows in the mid 30s to lower 40s. .THURSDAY...A chance of rain. Snow likely in the morning, then a chance of snow in the afternoon. Chance of precipitation 70 percent. Highs in the mid 40s to lower 50s. $$ MTZ003-172200- Flathead/Mission Valleys- Including the cities of Kalispell, Polson, and St. Ignatius 1223 AM MDT Fri Apr 17 2026 .TODAY...Mostly cloudy. Areas of snow in the morning, then chance of rain showers, snow showers and a slight chance of thunderstorms in the afternoon. Chance of precipitation 50 percent. Highs in the mid 40s to lower 50s. West winds to 15 mph. .TONIGHT...Mostly clear. Lows in the 20s to lower 30s. .SATURDAY...Mostly sunny. Highs in the 50s to lower 60s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s to mid 30s. .SUNDAY...Partly cloudy. Highs in the 60s. .SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s to lower 40s. .MONDAY...Partly cloudy. Highs in the upper 60s to mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s. .TUESDAY...Mostly sunny. Highs in the 70s. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows in the 40s. .WEDNESDAY...Mostly cloudy with a 40 percent chance of rain. Highs in the 60s. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain. Lows in the upper 30s to mid 40s. .THURSDAY...Mostly cloudy with a 50 percent chance of rain. Highs in the 50s. $$ MTZ004-172200- Lower Clark Fork Region- Including the cities of Noxon, Thompson Falls, and Superior 1223 AM MDT Fri Apr 17 2026 .TODAY...Mostly cloudy. A 40 percent chance of areas of snow in the late morning and afternoon. Highs in the 40s to lower 50s. West winds to 15 mph. .TONIGHT...Mostly clear. Patchy fog after midnight. Lows in the 20s. Southwest winds to 15 mph. .SATURDAY...Partly cloudy. Highs in the mid 50s to lower 60s. .SATURDAY NIGHT...Partly cloudy. Lows in the 30s. .SUNDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 30s to mid 40s. .MONDAY...Partly cloudy. Highs in the 70s. .MONDAY NIGHT...Partly cloudy. Lows in the 40s. .TUESDAY...Mostly sunny. Highs in the 70s. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. A 30 percent chance of rain. Lows in the 40s. .WEDNESDAY...Mostly cloudy with a 50 percent chance of rain. Highs in the upper 50s to mid 60s. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain. A chance of snow after midnight. Chance of precipitation 50 percent. Lows in the mid 30s to lower 40s. .THURSDAY...Mostly cloudy with a 50 percent chance of rain and snow. Highs in the upper 40s to mid 50s. $$ MTZ005-172200- Missoula/Bitterroot Valleys- Including the cities of Hamilton and Darby 1223 AM MDT Fri Apr 17 2026 .TODAY...Mostly cloudy. Slight chance of snow in the morning, then areas of snow and a slight chance of rain in the afternoon. Chance of precipitation 30 percent. Highs in the mid to upper 40s. West winds to 15 mph in the afternoon. .TONIGHT...Mostly clear. Lows in the lower to mid 20s. Southwest winds to 15 mph. .SATURDAY...Partly cloudy. Highs near 60. .SATURDAY NIGHT...Partly cloudy. Lows in the lower to mid 30s. .SUNDAY...Partly cloudy. Highs near 70. .SUNDAY NIGHT...Mostly cloudy. Lows near 40. .MONDAY...Partly cloudy. Highs in the 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the lower to mid 40s. .TUESDAY...Mostly sunny. Highs in the mid to upper 70s. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. A 30 percent chance of rain. Lows in the lower to mid 40s. .WEDNESDAY...Mostly cloudy with a 50 percent chance of rain. Highs in the mid to upper 60s. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain. Lows near 40. .THURSDAY...Mostly cloudy with a 40 percent chance of rain. Highs in the mid to upper 50s. $$ MTZ006-172200- Bitterroot/Sapphire Mountains- Including the city of Sula 1223 AM MDT Fri Apr 17 2026 .TODAY...Mostly cloudy with a 40 percent chance of areas of snow. Highs in the mid 30s to lower 40s. West winds to 15 mph. .TONIGHT...Mostly clear. Lows 17 to 24. Southwest winds to 15 mph. .SATURDAY...Partly cloudy. Highs in the upper 40s to mid 50s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 20s to lower 30s. .SUNDAY...Partly cloudy. Highs in the upper 50s to mid 60s. South winds to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows in the 30s to lower 40s. .MONDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the mid 30s to lower 40s. .TUESDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the mid 60s to lower 70s. .TUESDAY NIGHT...Mostly cloudy with a chance of rain. A chance of snow after midnight. Chance of precipitation 30 percent. Lows in the mid 30s to lower 40s. .WEDNESDAY...A chance of rain and snow in the morning, then rain and snow likely in the afternoon. Chance of precipitation 70 percent. Highs in the mid 50s to lower 60s. .WEDNESDAY NIGHT...Snow likely. Rain likely in the evening, then a chance of rain after midnight. Chance of precipitation 60 percent. Lows in the 30s to lower 40s. .THURSDAY...Snow likely. Rain likely in the morning, then a chance of rain in the afternoon. Chance of precipitation 70 percent. Highs in the mid 40s to lower 50s. $$ MTZ007-172200- Butte/Blackfoot Region- Including the cities of Anaconda, Deer Lodge, and Drummond 1223 AM MDT Fri Apr 17 2026 .TODAY...Mostly cloudy with a 50 percent chance of areas of snow. Highs in the mid 30s to lower 40s. West winds 15 to 20 mph with gusts to around 30 mph. .TONIGHT...Mostly clear. Lows 16 to 23. West winds 15 to 20 mph with gusts to around 30 mph. .SATURDAY...Mostly sunny. Highs in the 50s. Southwest winds to 15 mph. .SATURDAY NIGHT...Mostly clear. Lows in the mid 20s to lower 30s. Southwest winds to 15 mph. .SUNDAY...Partly cloudy. Highs in the 60s. Southwest winds to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows in the 30s. .MONDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the upper 30s to mid 40s. .TUESDAY...Partly cloudy. Highs in the upper 60s to mid 70s. .TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows in the upper 30s to mid 40s. .WEDNESDAY...Mostly cloudy with a chance of rain. A chance of snow in the morning. Chance of precipitation 50 percent. Highs in the upper 50s to mid 60s. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain. A chance of snow after midnight. Chance of precipitation 50 percent. Lows in the 30s. .THURSDAY...Rain and snow likely in the morning, then a chance of rain and snow in the afternoon. Chance of precipitation 60 percent. Highs in the mid 40s to lower 50s. $$ MTZ043-172200- Potomac/Seeley Lake Region- Including the cities of East Missoula, Seeley Lake, and Clinton 1223 AM MDT Fri Apr 17 2026 .TODAY...Mostly cloudy. Slight chance of snow in the morning, then chance of snow showers and a slight chance of thunderstorms early in the afternoon. Areas of snow and a slight chance of rain late in the afternoon. Chance of precipitation 50 percent. Highs in the upper 30s to mid 40s. West winds 15 to 20 mph. .TONIGHT...Mostly clear. Patchy fog after midnight. Lows 19 to 26. Northwest winds to 15 mph. .SATURDAY...Partly cloudy. Highs in the 50s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 20s to lower 30s. .SUNDAY...Partly cloudy. Highs in the 60s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 30s to lower 40s. .MONDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the upper 30s to mid 40s. .TUESDAY...Partly cloudy. Highs in the upper 60s to mid 70s. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 30s to mid 40s. .WEDNESDAY...Mostly cloudy with a 50 percent chance of rain. Highs in the upper 50s to mid 60s. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain. A chance of snow after midnight. Chance of precipitation 50 percent. Lows in the mid 30s to lower 40s. .THURSDAY...Mostly cloudy with a 50 percent chance of rain and snow. Highs in the upper 40s to mid 50s. $$ IDZ009-172200- Western Lemhi County- Including the city of Shoup 1223 AM MDT Fri Apr 17 2026 .TODAY...Mostly cloudy. Slight chance of snow early in the morning. Slight chance of snow in the afternoon. Chance of snow 20 percent. Highs in the upper 30s to mid 40s. West winds 15 to 20 mph. .TONIGHT...Mostly clear. Lows in the 20s. .SATURDAY...Partly cloudy. Highs in the 50s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s to mid 30s. .SUNDAY...Partly cloudy. Highs in the 60s. .SUNDAY NIGHT...Mostly cloudy. Lows in the mid 30s to lower 40s. .MONDAY...Partly cloudy. Highs in the upper 60s to mid 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the 40s. .TUESDAY...Partly cloudy. Highs in the upper 60s to mid 70s. .TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain. Lows in the 40s. .WEDNESDAY...A chance of rain and snow in the morning, then rain and snow likely in the afternoon. Chance of precipitation 60 percent. Highs in the mid 50s to lower 60s. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain and snow. Lows in the mid 30s to lower 40s. .THURSDAY...Mostly cloudy with a 50 percent chance of rain and snow. Highs in the upper 40s to mid 50s. $$ IDZ010-172200- Eastern Lemhi County- Including the cities of Salmon and Leadore 1223 AM MDT Fri Apr 17 2026 .TODAY...Mostly cloudy with a 40 percent chance of areas of snow. Highs in the upper 30s to mid 40s. Northwest winds to 15 mph in the afternoon. .TONIGHT...Mostly clear. Lows 17 to 24. West winds to 15 mph. .SATURDAY...Partly cloudy. Highs in the 50s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 20s to lower 30s. .SUNDAY...Partly cloudy. Highs in the upper 50s to mid 60s. .SUNDAY NIGHT...Mostly cloudy. Lows in the mid 30s to lower 40s. .MONDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the upper 30s to mid 40s. .TUESDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the mid 60s to lower 70s. .TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows in the upper 30s to mid 40s. .WEDNESDAY...Mostly cloudy with a chance of rain. A chance of snow in the morning. Chance of precipitation 50 percent. Highs in the mid 50s to lower 60s. .WEDNESDAY NIGHT...A chance of rain. Snow likely in the evening, then a chance of snow after midnight. Chance of precipitation 60 percent. Lows in the 30s. .THURSDAY...Chance of valley rain with mountain snow likely. Chance of precipitation 70 percent. Highs in the upper 40s to mid 50s. $$ IDZ005-172200- Northern Clearwater Mountains- Including the cities of Pierce and Elk River 1123 PM PDT Thu Apr 16 2026 .TODAY...Partly cloudy. A 20 percent chance of rain and snow early in the afternoon. Highs in the mid 40s to lower 50s. .TONIGHT...Mostly clear. Lows in the 20s. .SATURDAY...Partly cloudy. Highs in the mid 50s to lower 60s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 20s to mid 30s. .SUNDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 30s to lower 40s. .MONDAY...Partly cloudy. Highs in the 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the upper 30s to mid 40s. .TUESDAY...Partly cloudy. A 30 percent chance of rain in the afternoon. Highs in the upper 60s to mid 70s. .TUESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain. Lows in the upper 30s to mid 40s. .WEDNESDAY...A chance of rain in the morning, then rain likely in the afternoon. Chance of rain 70 percent. Highs in the mid 50s to lower 60s. .WEDNESDAY NIGHT...Rain likely. Chance of rain 60 percent. Lows in the 30s to lower 40s. .THURSDAY...Rain likely in the morning, then a chance of rain in the afternoon. Chance of rain 60 percent. Highs in the upper 40s to mid 50s. $$ IDZ006-172200- Southern Clearwater Mountains- Including the cities of Powell, Elk City, and Dixie 1123 PM PDT Thu Apr 16 2026 .TODAY...Partly cloudy. Areas of snow early in the morning. Slight chance of snow early in the afternoon. Patchy fog early in the morning. Chance of snow 30 percent. Highs in the 30s to upper 40s. .TONIGHT...Mostly clear. Patchy fog after midnight. Lows in the upper teens to lower 30s. .SATURDAY...Partly cloudy. Highs in the upper 40s to lower 60s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 20s to upper 30s. .SUNDAY...Partly cloudy. Highs in the upper 50s to lower 70s. Southeast winds to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 32 to 45. .MONDAY...Partly cloudy. Highs in the 60s to mid 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the 30s to upper 40s. .TUESDAY...Partly cloudy. A 30 percent chance of rain in the afternoon. Highs in the 60s to lower 70s. .TUESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain. Lows in the mid 30s to upper 40s. .WEDNESDAY...Rain likely. Chance of rain 70 percent. Highs 47 to 61. .WEDNESDAY NIGHT...Rain likely. Snow likely after midnight. Chance of precipitation 70 percent. Lows in the lower 30s to mid 40s. .THURSDAY...Rain and snow likely in the morning, then a chance of rain and snow in the afternoon. Chance of precipitation 70 percent. Highs 41 to 54. $$ IDZ007-172200- Orofino/Grangeville Region- Including the city of Kooskia 1123 PM PDT Thu Apr 16 2026 .TODAY...Partly cloudy. Highs in the upper 40s to mid 50s. .TONIGHT...Mostly clear. Lows in the upper 20s to mid 30s. .SATURDAY...Mostly cloudy. Highs in the upper 50s to mid 60s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 30s to lower 40s. .SUNDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .SUNDAY NIGHT...Mostly cloudy. Lows in the 40s. .MONDAY...Partly cloudy. Highs in the 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the mid 40s to lower 50s. .TUESDAY...Partly cloudy with a 30 percent chance of rain. Highs in the upper 60s to mid 70s. .TUESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain. Lows in the mid 40s to lower 50s. .WEDNESDAY...Rain likely. Chance of rain 70 percent. Highs in the upper 50s to mid 60s. .WEDNESDAY NIGHT...Rain likely. Chance of rain 70 percent. Lows in the 40s. .THURSDAY...Mostly cloudy with a 50 percent chance of rain. Highs in the 50s. $$ IDZ008-172200- Lower Hells Canyon/Salmon River Region- Including the cities of Riggins and White Bird 1123 PM PDT Thu Apr 16 2026 .TODAY...Mostly sunny. Highs in the 40s to upper 50s. .TONIGHT...Mostly clear. Lows in the 30s. .SATURDAY...Partly cloudy. Highs in the mid 50s to upper 60s. South winds 15 to 20 mph with gusts to around 30 mph. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s. South winds 15 to 20 mph with gusts to around 30 mph. .SUNDAY...Partly cloudy. Highs in the mid 60s to upper 70s. South winds to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s to lower 50s. .MONDAY...Partly cloudy. Highs in the 70s to lower 80s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the upper 40s to mid 50s. .TUESDAY...Partly cloudy with a 30 percent chance of rain. Highs in the upper 60s to lower 80s. .TUESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain. Lows in the mid 40s to lower 50s. .WEDNESDAY...Rain likely in the morning, then rain showers likely and a slight chance of thunderstorms in the afternoon. Chance of precipitation 70 percent. Highs in the 50s to mid 60s. .WEDNESDAY NIGHT...Rain likely in the evening, then a chance of rain after midnight. Chance of rain 60 percent. Lows in the upper 30s to mid 40s. .THURSDAY...Mostly cloudy with a 50 percent chance of rain. Highs in the 50s to lower 60s. $$