FPUS55 KBOI 010724 ZFPBOI Zone Forecasts for Southwest Idaho/Southeast Oregon National Weather Service Boise ID 123 AM MDT Fri May 1 2026 Forecast Updated. Spot temperatures are for .THURSDAY THROUGH THURSDAY..., Friday, Friday night, and Saturday. IDZ011-011500- West Central Mountains- 123 AM MDT Fri May 1 2026 .TODAY...Clear. Highs 56 to 69. .TONIGHT...Increasing clouds. Lows 36 to 46. .SATURDAY...Mostly sunny. Highs 61 to 74. .SATURDAY NIGHT...Mostly cloudy. Lows 39 to 49. .SUNDAY...Partly cloudy. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Highs 64 to 77. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows 40 to 49. .MONDAY...Partly cloudy. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Highs 63 to 77. .MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 39 to 49. Highs 63 to 76. .WEDNESDAY...Sunny. Highs 66 to 78. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 42 to 52. Highs 66 to 79. && TEMPERATURE McCall 31 65 37 68 $$ = IDZ013-011500- Boise Mountains- 123 AM MDT Fri May 1 2026 .TODAY...Clear. Highs 58 to 73. .TONIGHT...Increasing clouds. Lows 30 to 45. .SATURDAY...Mostly sunny. Highs 62 to 77. .SATURDAY NIGHT...Mostly cloudy. Lows 34 to 49. .SUNDAY...Partly cloudy. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Highs 65 to 80. .SUNDAY NIGHT...Partly cloudy. A slight chance of rain showers in the evening. Chance of rain 20 percent. Lows 33 to 48. .MONDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Highs 63 to 78. .MONDAY NIGHT AND TUESDAY...Partly cloudy. A 20 percent chance of rain showers. Lows 32 to 47. Highs 63 to 78. .TUESDAY NIGHT...Mostly clear. Lows 32 to 47. .WEDNESDAY...Sunny. Highs 66 to 80. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 35 to 50. Highs 68 to 83. && TEMPERATURE Idaho City 34 72 39 76 $$ = IDZ028-011500- Camas Prairie- 123 AM MDT Fri May 1 2026 .TODAY...Mostly clear. Highs 63 to 68. East winds up to 10 mph with gusts to 20 mph. .TONIGHT...Mostly clear. Lows 36 to 41. East winds around 10 mph. .SATURDAY...Mostly sunny. Highs 67 to 72. East winds 10 to 15 mph. Gusts to 30 mph in the afternoon. .SATURDAY NIGHT...Mostly cloudy. Lows 40 to 45. East winds around 10 mph with gusts to 20 mph. .SUNDAY...Mostly sunny. Highs 71 to 76. Northeast winds around 10 mph in the morning, shifting to south in the afternoon. Gusts to 20 mph. .SUNDAY NIGHT...Partly cloudy. Lows 41 to 46. .MONDAY...Partly cloudy. A slight chance of rain showers and thunderstorms in the afternoon. Chance of rain 20 percent. Highs 69 to 74. .MONDAY NIGHT...Partly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Lows 39 to 44. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 67 to 76. Lows 39 to 46. Breezy. .THURSDAY...Sunny. Highs 75 to 80. && TEMPERATURE Fairfield 31 66 36 70 $$ = IDZ033-011500- Upper Weiser River- 123 AM MDT Fri May 1 2026 .TODAY...Clear. Highs 68 to 73. East winds up to 10 mph, shifting to south this afternoon. .TONIGHT...Increasing clouds. Lows 44 to 49. Northeast winds up to 10 mph. .SATURDAY...Partly sunny. Highs 73 to 78. Northeast winds around 10 mph in the morning, shifting to southwest in the afternoon. .SATURDAY NIGHT...Mostly cloudy. Lows 47 to 52. Northeast winds 10 to 15 mph. .SUNDAY...Mostly sunny. Highs 76 to 81. Northeast winds 10 to 15 mph in the morning, becoming light in the afternoon. .SUNDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 47 to 52. Highs 76 to 82. .WEDNESDAY...Sunny. Highs 77 to 83. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 49 to 54. Highs 79 to 84. && TEMPERATURE Council 41 72 46 78 Cambridge 40 73 45 78 $$ = ORZ064-011500- Oregon Lower Treasure Valley- 123 AM MDT Fri May 1 2026 /1223 AM PDT Fri May 1 2026/ .TODAY...Clear. Highs 72 to 77. Northwest winds up to 10 mph after midnight, shifting to east with gusts to 20 mph. .TONIGHT...Increasing clouds. Lows 44 to 49. Northeast winds up to 10 mph with gusts to 20 mph. .SATURDAY...Partly sunny. Highs 76 to 81. East winds 10 to 15 mph. .SATURDAY NIGHT...Decreasing clouds. Lows 47 to 52. North winds around 10 mph. .SUNDAY...Mostly sunny. Highs 79 to 84. North winds up to 10 mph with gusts to 20 mph. .SUNDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 50 to 55. Highs 80 to 85. Breezy. .WEDNESDAY...Sunny. Highs 82 to 87. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 52 to 57. Highs 83 to 88. && TEMPERATURE Ontario 40 76 45 80 $$ = IDZ012-011500- Lower Treasure Valley- 123 AM MDT Fri May 1 2026 .TODAY...Clear. Highs 72 to 77. Southeast winds 10 to 15 mph. Gusts to 25 mph. .TONIGHT...Partly cloudy. Lows 44 to 49. East winds 10 to 15 mph. .SATURDAY...Partly sunny. Highs 77 to 82. Southeast winds 10 to 15 mph with gusts to 25 mph. .SATURDAY NIGHT...Mostly cloudy. Lows 48 to 53. Northeast winds around 10 mph with gusts to 20 mph. .SUNDAY...Mostly sunny. Highs 79 to 84. North winds up to 10 mph with gusts to 20 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows 49 to 54. .MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs 79 to 84. Lows 49 to 54. Breezy. .WEDNESDAY...Sunny. Highs 81 to 86. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 52 to 57. Highs 83 to 88. && TEMPERATURE Caldwell 41 76 45 81 $$ = IDZ014-011500- Upper Treasure Valley- 123 AM MDT Fri May 1 2026 .TODAY...Decreasing clouds. Highs 72 to 77. Southeast winds 10 to 15 mph with gusts to 25 mph. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows 42 to 49. East winds 10 to 15 mph. .SATURDAY...Partly sunny. Highs 78 to 83. Southeast winds 10 to 15 mph with gusts to 30 mph. .SATURDAY NIGHT...Mostly cloudy. Lows 46 to 52. East winds 10 to 15 mph with gusts to 25 mph. .SUNDAY...Mostly sunny. Highs 80 to 85. Northeast winds around 10 mph with gusts to 20 mph. .SUNDAY NIGHT...Partly cloudy. Lows 48 to 53. .MONDAY...Partly cloudy. A slight chance of showers in the afternoon. Chance of rain 20 percent. Highs 79 to 84. Breezy. .MONDAY NIGHT...Partly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Lows 47 to 52. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 78 to 83. Lows 48 to 53. Breezy. .WEDNESDAY...Sunny. Highs 81 to 86. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 50 to 55. Highs 84 to 89. && TEMPERATURE Boise 44 75 49 80 Mountain Home 39 76 42 81 $$ = IDZ016-011500- Western Magic Valley- 123 AM MDT Fri May 1 2026 .TODAY...Decreasing clouds. Highs 68 to 73. East winds 10 to 15 mph. .TONIGHT...Mostly clear. Lows 38 to 43. East winds 10 to 15 mph. .SATURDAY...Mostly sunny. Highs 75 to 80. Southeast winds 10 to 15 mph with gusts to 25 mph. .SATURDAY NIGHT...Mostly cloudy. Lows 44 to 49. Southeast winds 10 to 15 mph with gusts to 30 mph. .SUNDAY...Mostly sunny. Highs 77 to 82. East winds 10 to 15 mph. .SUNDAY NIGHT...Decreasing clouds. Lows 47 to 52. .MONDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Highs 75 to 80. .MONDAY NIGHT...Partly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Lows 45 to 50. .TUESDAY...Partly cloudy. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Highs 73 to 78. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 45 to 52. Highs 77 to 82. .THURSDAY...Sunny. Highs 80 to 85. && TEMPERATURE Jerome 38 70 41 76 Twin Falls 36 69 40 76 $$ = IDZ029-011500- Owyhee Mountains- 123 AM MDT Fri May 1 2026 .TODAY...Decreasing clouds. Highs 65 to 70. .TONIGHT...Partly cloudy. Lows 44 to 49. Breezy. .SATURDAY...Partly sunny. Highs 70 to 75. .SATURDAY NIGHT...Mostly cloudy. Lows 47 to 52. .SUNDAY...Partly cloudy. A slight chance of rain showers and thunderstorms in the afternoon. Chance of rain 20 percent. Highs 71 to 76. .SUNDAY NIGHT...Mostly cloudy with a slight chance of rain showers and thunderstorms in the evening, then partly cloudy after midnight. Chance of rain 20 percent. Lows 47 to 52. Breezy. .MONDAY AND MONDAY NIGHT...Partly cloudy. A 30 percent chance of rain showers. Highs 72 to 77. Lows 44 to 52. Breezy. .TUESDAY...Partly cloudy. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Highs 71 to 76. .TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 46 to 56. Highs 74 to 82. $$ = IDZ015-011500- Southwest Highlands- 123 AM MDT Fri May 1 2026 .TODAY...Decreasing clouds. Highs 64 to 72. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows 38 to 43. Breezy. .SATURDAY...Partly sunny. Highs 70 to 78. Breezy. .SATURDAY NIGHT...Mostly cloudy. Lows 45 to 50. .SUNDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Highs 70 to 79. Breezy. Gusts to 35 mph in the afternoon. .SUNDAY NIGHT...Mostly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening. Chance of rain 30 percent. Lows 45 to 50. .MONDAY...Partly cloudy. A slight chance of rain showers in the morning, then a chance of rain showers with a slight chance of thunderstorms in the afternoon. Chance of rain 40 percent. Highs 68 to 77. .MONDAY NIGHT...Partly cloudy. A chance of rain showers, mainly in the evening. Chance of rain 30 percent. Lows 42 to 48. .TUESDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Highs 69 to 77. .TUESDAY NIGHT...Partly cloudy. A slight chance of rain showers in the evening. Chance of rain 20 percent. Lows 43 to 49. .WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 74 to 84. Lows 46 to 51. $$ = IDZ030-011500- Southern Twin Falls County- 123 AM MDT Fri May 1 2026 .TODAY...Decreasing clouds. Highs 65 to 70. .TONIGHT...Mostly clear. Lows 39 to 44. Breezy. .SATURDAY...Mostly sunny. Highs 71 to 77. Breezy. .SATURDAY NIGHT...Mostly cloudy. Lows 45 to 50. Breezy. .SUNDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Highs 74 to 79. .SUNDAY NIGHT...Mostly cloudy. A slight chance of rain showers and thunderstorms in the evening. Chance of rain 20 percent. Lows 45 to 50. .MONDAY...Partly cloudy with a chance of rain showers. A slight chance of thunderstorms in the afternoon. Chance of rain 50 percent. Highs 70 to 76. .MONDAY NIGHT...Mostly cloudy with a chance of rain showers in the evening, then partly cloudy with a slight chance of rain showers after midnight. Chance of rain 30 percent. Lows 43 to 48. .TUESDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Highs 69 to 75. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Lows 44 to 49. .WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 74 to 82. Lows 48 to 53. $$ = ORZ062-011500- Baker County- 1223 AM PDT Fri May 1 2026 .TODAY...Increasing clouds. Highs 67 to 74. Southeast winds 10 to 15 mph with gusts to 30 mph. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows 39 to 49. Southeast winds 10 to 15 mph with gusts to 30 mph. .SATURDAY...Partly sunny. Highs 70 to 78. Southeast winds 10 to 15 mph with gusts to 25 mph. .SATURDAY NIGHT...Mostly cloudy. Lows 41 to 51. East winds around 10 mph in the evening, shifting to northwest after midnight. .SUNDAY...Sunny. Highs 73 to 81. North winds 10 to 15 mph. Gusts to 25 mph in the afternoon. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 41 to 52. Highs 73 to 82. Breezy. .TUESDAY...Sunny. Highs 73 to 81. Breezy. .TUESDAY NIGHT...Mostly clear. Lows 43 to 52. Breezy. .WEDNESDAY...Sunny. Highs 76 to 83. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 44 to 54. Highs 76 to 84. && TEMPERATURE Baker City 33 73 39 75 $$ = ORZ061-011500- Harney County- 1223 AM PDT Fri May 1 2026 .TODAY...Mostly clear. Highs 68 to 73. East winds 10 to 15 mph. .TONIGHT...Mostly cloudy. Lows 39 to 47. East winds 10 to 15 mph with gusts to 25 mph. .SATURDAY...Decreasing clouds. Highs 71 to 76. Breezy. East winds 10 to 20 mph. .SATURDAY NIGHT...Mostly cloudy. A slight chance of rain showers in the evening. Chance of rain 20 percent. Lows 40 to 49. Breezy. Southeast winds 10 to 20 mph with gusts to 35 mph in the evening, shifting to northeast 10 to 15 mph with gusts to 25 mph after midnight. .SUNDAY...Partly cloudy. A slight chance of rain showers and thunderstorms in the afternoon. Chance of rain 20 percent. Highs 72 to 78. Northeast winds 10 to 15 mph with gusts to 25 mph. .SUNDAY NIGHT...Mostly cloudy with a slight chance of rain showers and thunderstorms in the evening, then partly cloudy after midnight. Chance of rain 20 percent. Lows 41 to 49. .MONDAY...Partly cloudy. A chance of rain showers, mainly in the afternoon. Chance of rain 30 percent. Highs 72 to 77. .MONDAY NIGHT...Partly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Lows 42 to 49. .TUESDAY THROUGH THURSDAY...Mostly clear. Highs 73 to 82. Lows 41 to 51. && TEMPERATURE Burns 32 73 39 76 $$ = ORZ063-011500- Malheur County- 123 AM MDT Fri May 1 2026 /1223 AM PDT Fri May 1 2026/ .TODAY...Mostly clear. Highs 69 to 75. Southeast winds 10 to 15 mph. .TONIGHT...Increasing clouds. Lows 39 to 48. East winds 10 to 15 mph with gusts to 25 mph. .SATURDAY...Partly sunny. Highs 72 to 78. East winds 10 to 15 mph with gusts to 25 mph. .SATURDAY NIGHT...Mostly cloudy. Lows 44 to 52. East winds 10 to 15 mph in the evening, shifting to northwest after midnight. Gusts to 25 mph. .SUNDAY...Partly cloudy. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Highs 75 to 81. Northeast winds 10 to 15 mph. .SUNDAY NIGHT...Decreasing clouds. Lows 45 to 54. Breezy. .MONDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Chance of rain 30 percent. Highs 75 to 81. Breezy. .MONDAY NIGHT...Partly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Lows 44 to 54. Breezy. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 75 to 81. Lows 45 to 54. .WEDNESDAY...Sunny. Highs 78 to 84. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 47 to 56. Highs 79 to 85. $$ =