FPUS55 KBOI 211836 ZFPBOI Zone Forecasts for Southwest Idaho/Southeast Oregon National Weather Service Boise ID 1236 PM MDT Sun Jun 21 2026 Forecast Updated. Spot temperatures are for the rest of today, tonight, and Monday. IDZ011-220200- West Central Mountains- 1236 PM MDT Sun Jun 21 2026 .REST OF TODAY...Sunny. Highs 68 to 82. .TONIGHT...Mostly clear. Lows 42 to 52. .MONDAY...Sunny. Highs 69 to 82. .MONDAY NIGHT...Mostly clear. Lows 43 to 54. .TUESDAY...Sunny. Highs 73 to 87. .TUESDAY NIGHT...Increasing clouds. Lows 47 to 57. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 74 to 89. Lows 49 to 58. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 73 to 87. Lows 47 to 57. .FRIDAY...Partly cloudy with a chance of rain showers. A slight chance of thunderstorms in the afternoon. Chance of rain 40 percent. Cooler with highs 59 to 73. .FRIDAY NIGHT...A slight chance of thunderstorms in the evening. Rain showers likely. Areas of fog after midnight. Chance of rain 70 percent. Lows 40 to 49. .SATURDAY...Areas of fog in the morning. Rain showers in the morning, then rain showers likely with a slight chance of thunderstorms in the afternoon. Chance of rain 80 percent. Cooler with highs 49 to 63. && TEMPERATURE McCall 75 43 76 $$ = IDZ013-220200- Boise Mountains- 1236 PM MDT Sun Jun 21 2026 .REST OF TODAY...Sunny. Highs 70 to 84. .TONIGHT...Mostly clear. Lows 38 to 53. .MONDAY...Sunny. Highs 72 to 86. .MONDAY NIGHT...Mostly clear. Lows 39 to 54. .TUESDAY...Sunny. Highs 76 to 90. .TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 44 to 59. Highs 77 to 92. .THURSDAY NIGHT...Partly cloudy. Lows 44 to 59. .FRIDAY...Partly cloudy. A chance of rain showers, mainly in the afternoon. Chance of rain 30 percent. Not as warm with highs 64 to 79. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms. Areas of fog through the day. Chance of rain 30 percent. Cooler. Lows 36 to 51. Highs 54 to 69. && TEMPERATURE Idaho City 83 43 84 $$ = IDZ028-220200- Camas Prairie- 1236 PM MDT Sun Jun 21 2026 .REST OF TODAY...Partly cloudy with a slight chance of showers and thunderstorms. Chance of rain 20 percent. Highs 76 to 81. Breezy. West winds 10 to 20 mph with gusts to 30 mph. .TONIGHT...Clear. Lows 42 to 48. Breezy. Northwest winds 10 to 20 mph. Gusts to 30 mph in the evening. .MONDAY...Sunny. Highs 78 to 83. Breezy. West winds 10 to 20 mph. Gusts to 30 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 43 to 49. Breezy. Northwest winds 10 to 20 mph. Gusts to 30 mph in the evening. .TUESDAY...Sunny. Highs 82 to 87. Light winds in the morning, becoming southwest around 10 mph with gusts to 20 mph in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 49 to 54. .WEDNESDAY...Sunny. Highs 84 to 89. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 49 to 54. Highs 82 to 87. Breezy. .THURSDAY NIGHT AND FRIDAY...Increasing clouds. Lows 49 to 54. Highs 74 to 79. Breezy. .FRIDAY NIGHT...Partly cloudy. A slight chance of rain showers after midnight. Chance of rain 20 percent. Cooler with lows 40 to 45. Windy. .SATURDAY...Partly cloudy with a slight chance of rain showers. A slight chance of thunderstorms in the afternoon. Chance of rain 20 percent. Cooler with highs 61 to 66. Windy. && TEMPERATURE Fairfield 79 42 81 $$ = IDZ033-220200- Upper Weiser River- 1236 PM MDT Sun Jun 21 2026 .REST OF TODAY...Sunny. Highs 81 to 86. Light winds. .TONIGHT...Mostly clear. Lows 52 to 57. North winds 10 to 15 mph. .MONDAY...Sunny. Highs 82 to 88. North winds up to 10 mph. .MONDAY NIGHT...Mostly clear. Lows 53 to 58. North winds 10 to 15 mph. .TUESDAY...Sunny. Highs 86 to 92. Northeast winds up to 10 mph in the morning, becoming light in the afternoon. .TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 57 to 64. Highs 87 to 94. .THURSDAY NIGHT...Increasing clouds. Lows 56 to 61. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Chance of rain 30 percent. Not as warm. Highs 73 to 78. Lows 49 to 54. .SATURDAY...Partly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Highs 65 to 71. && TEMPERATURE Council 85 54 86 Cambridge 86 52 87 $$ = ORZ064-220200- Oregon Lower Treasure Valley- 1236 PM MDT Sun Jun 21 2026 /1136 AM PDT Sun Jun 21 2026/ .REST OF TODAY...Sunny. Highs 85 to 90. Northwest winds up to 10 mph. .TONIGHT...Clear. Lows 56 to 61. North winds 10 to 15 mph with gusts to 25 mph. .MONDAY...Sunny. Highs 87 to 92. North winds around 10 mph with gusts to 20 mph. .MONDAY NIGHT...Mostly clear. Lows 57 to 62. North winds around 10 mph. .TUESDAY...Sunny. Highs 90 to 95. North winds up to 10 mph. .TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 62 to 68. Highs 92 to 98. .THURSDAY NIGHT...Increasing clouds. Lows 60 to 65. Breezy. .FRIDAY...Partly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Not as warm with highs 77 to 82. .FRIDAY NIGHT...Partly cloudy. A slight chance of showers in the evening. Chance of rain 20 percent. Lows 52 to 57. .SATURDAY...Sunny. Highs 70 to 75. Breezy. && TEMPERATURE Ontario 89 57 90 $$ = IDZ012-220200- Lower Treasure Valley- 1236 PM MDT Sun Jun 21 2026 .REST OF TODAY...Sunny. Highs 84 to 89. Northwest winds around 10 mph with gusts to 20 mph. .TONIGHT...Clear. Lows 53 to 58. Northwest winds up to 10 mph with gusts to 20 mph. .MONDAY...Sunny. Highs 86 to 91. Northwest winds 10 to 15 mph with gusts to 25 mph. .MONDAY NIGHT...Mostly clear. Lows 54 to 59. Northwest winds 10 to 15 mph. Gusts to 25 mph in the evening. .TUESDAY...Sunny. Highs 90 to 95. Light winds. .TUESDAY NIGHT...Mostly clear. Lows 59 to 64. .WEDNESDAY...Sunny. Highs 92 to 97. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 61 to 66. Highs 92 to 97. .THURSDAY NIGHT...Partly cloudy. Lows 59 to 64. .FRIDAY...Partly cloudy. A chance of showers, mainly in the morning. Chance of rain 30 percent. Not as warm with highs 78 to 83. .FRIDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Chance of rain 30 percent. Lows 50 to 55. .SATURDAY...Partly cloudy. A slight chance of showers in the morning. Chance of rain 20 percent. Highs 69 to 74. Breezy. && TEMPERATURE Caldwell 87 54 88 $$ = IDZ014-220200- Upper Treasure Valley- 1236 PM MDT Sun Jun 21 2026 .REST OF TODAY...Sunny. Highs 86 to 91. Northwest winds 10 to 15 mph. .TONIGHT...Clear. Lows 52 to 57. Northwest winds 10 to 15 mph. .MONDAY...Sunny. Highs 87 to 92. Northwest winds 10 to 15 mph with gusts to 25 mph. .MONDAY NIGHT...Mostly clear. Lows 53 to 58. North winds 10 to 15 mph. Gusts to 25 mph in the evening. .TUESDAY...Sunny. Highs 91 to 96. East winds up to 10 mph in the morning, shifting to northwest around 10 mph in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 58 to 63. .WEDNESDAY...Sunny. Highs 93 to 98. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 59 to 64. Highs 93 to 98. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Not as warm. Lows 59 to 64. Highs 81 to 86. Breezy. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows 49 to 54. Breezy. .SATURDAY...Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Chance of rain 20 percent. Not as warm with highs 70 to 75. Windy. && TEMPERATURE Boise 87 54 89 Mountain Home 89 53 90 $$ = IDZ016-220200- Western Magic Valley- 1236 PM MDT Sun Jun 21 2026 .REST OF TODAY...Partly cloudy with a slight chance of showers and thunderstorms. Chance of rain 20 percent. Highs 83 to 88. Northwest winds 10 to 15 mph with gusts to 25 mph. .TONIGHT...Clear. Lows 51 to 57. West winds 10 to 15 mph. .MONDAY...Sunny. Highs 85 to 90. Breezy. West winds 10 to 20 mph. Gusts to 30 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 52 to 57. Northwest winds 10 to 15 mph with gusts to 25 mph in the evening, shifting to south after midnight. .TUESDAY...Sunny. Highs 89 to 94. Northeast winds up to 10 mph with gusts to 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 57 to 62. .WEDNESDAY...Sunny. Highs 90 to 95. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows 57 to 62. Highs 90 to 95. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 81 to 86. Lows 49 to 54. Windy. .SATURDAY...Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Chance of rain 20 percent. Cooler with highs 67 to 72. Windy. && TEMPERATURE Jerome 83 54 85 Twin Falls 84 57 86 $$ = IDZ029-220200- Owyhee Mountains- 1236 PM MDT Sun Jun 21 2026 .REST OF TODAY...Sunny. Highs 78 to 83. .TONIGHT...Mostly clear. Lows 47 to 56. .MONDAY...Sunny. Highs 78 to 84. .MONDAY NIGHT...Mostly clear. Lows 49 to 58. .TUESDAY...Sunny. Highs 83 to 89. .TUESDAY NIGHT...Mostly clear. Lows 52 to 62. .WEDNESDAY...Sunny. Highs 84 to 90. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 54 to 64. Highs 85 to 91. .THURSDAY NIGHT...Partly cloudy. Lows 53 to 62. .FRIDAY...Partly cloudy. A slight chance of showers in the afternoon. Chance of rain 20 percent. Not as warm with highs 72 to 79. .FRIDAY NIGHT...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening, then a slight chance of rain showers after midnight. Chance of rain 30 percent. Cooler with lows 42 to 52. Breezy. .SATURDAY...Partly cloudy with a slight chance of rain showers. A slight chance of thunderstorms in the afternoon. Chance of rain 20 percent. Cooler with highs 62 to 68. Breezy. $$ = IDZ015-220200- Southwest Highlands- 1236 PM MDT Sun Jun 21 2026 .REST OF TODAY...Sunny. Highs 80 to 86. .TONIGHT...Mostly clear. Lows 49 to 54. .MONDAY...Sunny. Highs 82 to 88. .MONDAY NIGHT...Mostly clear. Lows 50 to 56. Breezy. .TUESDAY...Sunny. Highs 87 to 92. .TUESDAY NIGHT...Mostly clear. Lows 54 to 60. .WEDNESDAY...Sunny. Highs 88 to 93. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 55 to 60. Highs 89 to 95. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 55 to 61. Highs 81 to 86. Breezy. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Cooler with lows 45 to 50. Breezy. .SATURDAY...Partly cloudy with a chance of rain showers. A slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Cooler with highs 67 to 72. Breezy. $$ = IDZ030-220200- Southern Twin Falls County- 1236 PM MDT Sun Jun 21 2026 .REST OF TODAY...Partly cloudy with a chance of showers with a slight chance of thunderstorms. Chance of rain 30 percent. Highs 81 to 86. .TONIGHT...Mostly clear. Lows 52 to 57. .MONDAY...Sunny. Highs 82 to 87. .MONDAY NIGHT...Increasing clouds. Lows 53 to 58. .TUESDAY...Sunny. Highs 87 to 92. .TUESDAY NIGHT...Mostly clear. Lows 58 to 63. .WEDNESDAY...Sunny. Highs 88 to 93. .WEDNESDAY NIGHT...Mostly clear. Lows 57 to 62. .THURSDAY...Sunny. Highs 90 to 95. .THURSDAY NIGHT...Mostly clear. Lows 57 to 62. Breezy. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 82 to 87. Lows 48 to 53. Windy. .SATURDAY...Partly cloudy with a chance of rain showers. A chance of thunderstorms in the afternoon. Chance of rain 30 percent. Much cooler with highs 68 to 73. Windy. $$ = ORZ062-220200- Baker County- 1136 AM PDT Sun Jun 21 2026 .REST OF TODAY...Sunny. Highs 77 to 86. Northwest winds 10 to 15 mph. .TONIGHT...Clear. Lows 43 to 53. Breezy. Northwest winds 10 to 20 mph with gusts to 30 mph. .MONDAY...Sunny. Highs 79 to 87. Northwest winds 10 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 45 to 55. North winds 10 to 15 mph. Gusts to 30 mph in the evening. .TUESDAY...Sunny. Highs 83 to 92. Light winds. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 49 to 60. Highs 84 to 94. .THURSDAY...Mostly sunny. Highs 83 to 93. .THURSDAY NIGHT...Increasing clouds. Lows 47 to 58. Breezy. .FRIDAY...A chance of rain showers in the morning, then rain showers likely with a slight chance of thunderstorms in the afternoon. Chance of rain 60 percent. Much cooler with highs 67 to 76. .FRIDAY NIGHT...Decreasing clouds. A slight chance of thunderstorms in the evening. A chance of rain showers. Areas of fog after midnight. Chance of rain 30 percent. Lows 40 to 51. .SATURDAY...Areas of fog in the morning. Partly cloudy with a chance of rain showers. A slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Highs 59 to 69. && TEMPERATURE Baker City 80 43 83 $$ = ORZ061-220200- Harney County- 1136 AM PDT Sun Jun 21 2026 .REST OF TODAY...Sunny. Highs 75 to 84. West winds up to 10 mph with gusts to 20 mph. .TONIGHT...Mostly clear. Lows 43 to 51. North winds up to 10 mph with gusts to 20 mph. .MONDAY...Sunny. Highs 77 to 87. North winds up to 10 mph. .MONDAY NIGHT...Mostly clear. Lows 46 to 55. Northeast winds up to 10 mph with gusts to 20 mph. .TUESDAY...Sunny. Highs 81 to 91. East winds up to 10 mph. .TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 48 to 57. Highs 81 to 91. .THURSDAY NIGHT...Increasing clouds. Lows 46 to 55. Breezy. .FRIDAY...Partly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Not as warm with highs 68 to 78. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. A slight chance of thunderstorms in the evening. A slight chance of rain showers. Chance of rain 20 percent. Lows 37 to 46. Breezy. .SATURDAY...Partly cloudy. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Cooler with highs 59 to 68. Breezy. && TEMPERATURE Burns 83 43 85 $$ = ORZ063-220200- Malheur County- 1236 PM MDT Sun Jun 21 2026 /1136 AM PDT Sun Jun 21 2026/ .REST OF TODAY...Sunny. Highs 82 to 88. Northwest winds up to 10 mph. .TONIGHT...Mostly clear. Lows 48 to 58. North winds 10 to 15 mph with gusts to 25 mph. .MONDAY...Sunny. Highs 83 to 89. North winds up to 10 mph. .MONDAY NIGHT...Mostly clear. Lows 49 to 59. North winds up to 10 mph with gusts to 20 mph. .TUESDAY...Sunny. Highs 88 to 94. Northeast winds up to 10 mph. .TUESDAY NIGHT...Mostly clear. Lows 53 to 63. .WEDNESDAY...Sunny. Highs 89 to 95. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 54 to 64. Highs 88 to 94. .THURSDAY NIGHT...Partly cloudy. Lows 52 to 62. .FRIDAY...Partly cloudy. A chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Chance of rain 50 percent. Not as warm with highs 74 to 83. Breezy. .FRIDAY NIGHT...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening, then a slight chance of rain showers after midnight. Chance of rain 30 percent. Cooler with lows 42 to 52. Breezy. .SATURDAY...Partly cloudy with a slight chance of rain showers. A slight chance of thunderstorms in the afternoon. Chance of rain 20 percent. Cooler with highs 66 to 72. Breezy. $$ =