FPUS55 KBOI 200832 ZFPBOI Zone Forecasts for Southwest Idaho/Southeast Oregon National Weather Service Boise ID 231 AM MDT Fri Mar 20 2026 Spot temperatures are for today, tonight, and Saturday. IDZ011-201600- West Central Mountains- 231 AM MDT Fri Mar 20 2026 .TODAY...Mostly sunny. Highs 59 to 74. .TONIGHT...Mostly cloudy. Lows 38 to 47. .SATURDAY...Partly sunny with rain showers likely, mainly in the afternoon. Chance of rain 60 percent. Cooler with highs 47 to 59. .SATURDAY NIGHT...Partly cloudy with a chance of rain and snow showers in the evening, then mostly clear after midnight. Chance of precipitation 30 percent. Colder with lows 23 to 33. .SUNDAY...Sunny. Highs 44 to 56. .SUNDAY NIGHT...Partly cloudy. Lows 25 to 35. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 47 to 58. Lows 33 to 42. .TUESDAY...A chance of snow showers in the morning. Mostly cloudy with a chance of rain showers. Chance of precipitation 50 percent. Highs 48 to 61. .TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows 34 to 44. .WEDNESDAY...Partly cloudy with a chance of rain and snow showers. Chance of precipitation 40 percent. Highs 47 to 58. .WEDNESDAY NIGHT...Partly cloudy. A chance of rain and snow showers in the evening, then a slight chance of snow showers after midnight. Chance of precipitation 30 percent. Colder with lows 23 to 33. .THURSDAY...Sunny. Highs 41 to 51. && TEMPERATURE McCall 67 38 52 $$ = IDZ013-201600- Boise Mountains- 231 AM MDT Fri Mar 20 2026 .TODAY...Sunny. Highs 66 to 81. .TONIGHT...Partly cloudy. Lows 33 to 48. .SATURDAY...Partly sunny. Cooler with highs 53 to 68. Breezy. .SATURDAY NIGHT...Mostly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Colder with lows 21 to 36. .SUNDAY...Sunny. Highs 49 to 60. .SUNDAY NIGHT...Partly cloudy. Lows 22 to 37. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 51 to 65. Lows 29 to 44. .TUESDAY...Decreasing clouds. A 30 percent chance of rain showers. Highs 55 to 70. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of rain showers. Lows 31 to 46. .WEDNESDAY...Partly cloudy. A chance of rain showers, mainly in the morning. Chance of rain 30 percent. Highs 52 to 66. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain and snow showers in the evening, then mostly clear after midnight. Chance of precipitation 20 percent. Colder with lows 20 to 35. .THURSDAY...Sunny. Highs 44 to 57. && TEMPERATURE Idaho City 81 43 67 $$ = IDZ028-201600- Camas Prairie- 231 AM MDT Fri Mar 20 2026 .TODAY...Sunny. Highs 74 to 79. Southwest winds up to 10 mph. .TONIGHT...Mostly clear. Lows 41 to 47. North winds around 10 mph. .SATURDAY...Mostly sunny. Highs 65 to 70. Windy. Northwest winds around 10 mph in the morning, increasing to west 20 to 25 mph with gusts to 40 mph in the afternoon. .SATURDAY NIGHT...Mostly cloudy in the evening, then clearing. Colder with lows 31 to 36. Windy. Northwest winds 20 to 30 mph with gusts to 40 mph in the evening, decreasing to 15 to 20 mph after midnight. .SUNDAY...Sunny, cooler with highs 55 to 60. Breezy. West winds 10 to 20 mph. Gusts to 30 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 30 to 35. Breezy. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 60 to 65. Lows 37 to 42. .TUESDAY...Decreasing clouds. Highs 65 to 70. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 40 to 45. Highs 63 to 68. Breezy. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Colder with lows 30 to 35. Windy. .THURSDAY...Sunny, cooler with highs 52 to 57. Breezy. && TEMPERATURE Fairfield 77 42 67 $$ = IDZ033-201600- Upper Weiser River- 231 AM MDT Fri Mar 20 2026 .TODAY...Mostly sunny. Highs 72 to 78. Light winds. .TONIGHT...Mostly cloudy. Lows 45 to 50. Light winds. .SATURDAY...Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Chance of rain 20 percent. Cooler with highs 61 to 66. Northeast winds up to 10 mph in the morning, shifting to west in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Colder with lows 31 to 36. North winds 10 to 15 mph. Gusts to 25 mph in the evening. .SUNDAY...Sunny. Highs 56 to 61. North winds up to 10 mph in the morning, becoming light in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 33 to 38. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 57 to 62. Lows 40 to 45. .TUESDAY THROUGH WEDNESDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs 60 to 68. Lows 43 to 48. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Colder with lows 30 to 35. .THURSDAY...Sunny. Highs 52 to 57. && TEMPERATURE Council 77 47 63 Cambridge 78 47 65 $$ = ORZ064-201600- Oregon Lower Treasure Valley- 231 AM MDT Fri Mar 20 2026 /131 AM PDT Fri Mar 20 2026/ .TODAY...Mostly sunny. Highs 75 to 80. Light winds. .TONIGHT...Mostly cloudy. Lows 45 to 50. North winds around 10 mph. .SATURDAY...Partly sunny. Highs 66 to 71. Breezy. Northwest winds 10 to 20 mph. Gusts to 30 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Colder with lows 32 to 37. Windy. North winds 15 to 25 mph in the evening, becoming northwest 10 to 15 mph after midnight. .SUNDAY...Sunny. Highs 58 to 63. Northwest winds 10 to 15 mph. .SUNDAY NIGHT...Partly cloudy. Lows 32 to 37. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 61 to 66. Lows 41 to 46. .TUESDAY...Mostly cloudy with a 20 percent chance of rain showers. Highs 69 to 74. .TUESDAY NIGHT...Mostly cloudy. Lows 43 to 48. .WEDNESDAY...Partly cloudy. A slight chance of rain showers in the morning. Chance of rain 20 percent. Highs 64 to 69. .WEDNESDAY NIGHT...Decreasing clouds. Colder with lows 33 to 38. .THURSDAY...Sunny. Highs 55 to 60. && TEMPERATURE Ontario 79 46 70 $$ = IDZ012-201600- Lower Treasure Valley- 231 AM MDT Fri Mar 20 2026 .TODAY...Mostly sunny. Highs 77 to 82. Light winds. .TONIGHT...Partly cloudy. Lows 46 to 51. Light winds. .SATURDAY...Partly sunny. Cooler with highs 66 to 71. Breezy. West winds up to 10 mph in the morning, increasing to northwest 10 to 20 mph with gusts to 30 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Colder with lows 33 to 39. Windy. Northwest winds 15 to 25 mph in the evening, decreasing to 10 to 15 mph after midnight. .SUNDAY...Sunny. Highs 58 to 63. Northwest winds 10 to 15 mph. .SUNDAY NIGHT...Partly cloudy. Lows 33 to 38. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 62 to 67. Lows 42 to 47. .TUESDAY AND TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Warmer. Highs 70 to 76. Lows 45 to 50. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 65 to 70. .WEDNESDAY NIGHT...Partly cloudy. Colder with lows 33 to 38. .THURSDAY...Sunny, cooler with highs 55 to 60. && TEMPERATURE Caldwell 82 47 70 $$ = IDZ014-201600- Upper Treasure Valley- 231 AM MDT Fri Mar 20 2026 .TODAY...Sunny. Highs 81 to 86. Southeast winds around 10 mph. .TONIGHT...Mostly clear. Lows 45 to 50. East winds around 10 mph in the evening, becoming light after midnight. .SATURDAY...Mostly sunny. Cooler with highs 70 to 75. Windy. Northwest winds up to 10 mph in the morning, increasing to 15 to 25 mph with gusts to 35 mph in the afternoon. .SATURDAY NIGHT...Mostly cloudy in the evening, then clearing. Colder with lows 35 to 40. Windy. Northwest winds 20 to 30 mph with gusts to 40 mph in the evening, decreasing to 10 to 20 mph with gusts to 30 mph after midnight. .SUNDAY...Sunny, cooler with highs 59 to 64. Breezy. Northwest winds 10 to 20 mph with gusts to 30 mph. .SUNDAY NIGHT...Partly cloudy. Lows 33 to 38. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 65 to 70. Lows 41 to 46. .TUESDAY...Decreasing clouds. Highs 73 to 80. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 44 to 49. Highs 67 to 75. Breezy. .WEDNESDAY NIGHT...Partly cloudy. Colder with lows 34 to 39. Breezy. .THURSDAY...Sunny, cooler with highs 56 to 61. Breezy. && TEMPERATURE Boise 83 50 70 Mountain Home 83 46 72 $$ = IDZ016-201600- Western Magic Valley- 231 AM MDT Fri Mar 20 2026 .TODAY...Sunny. Highs 80 to 85. Light winds. .TONIGHT...Mostly clear. Lows 47 to 53. Southeast winds around 10 mph. .SATURDAY...Mostly sunny. Highs 70 to 75. Windy. Southwest winds 10 to 15 mph in the morning, becoming west 15 to 25 mph in the afternoon. .SATURDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows 38 to 43. Windy. West winds 15 to 25 mph with gusts to 35 mph. .SUNDAY...Sunny, cooler with highs 59 to 64. Breezy. West winds 15 to 20 mph with gusts to 30 mph. .SUNDAY NIGHT...Partly cloudy. Lows 33 to 38. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 66 to 71. Lows 41 to 46. .TUESDAY...Decreasing clouds. Highs 74 to 79. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 45 to 50. Highs 71 to 76. Breezy. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Colder with lows 34 to 39. Breezy. .THURSDAY...Sunny. Much cooler with highs 55 to 60. Breezy. && TEMPERATURE Jerome 81 49 72 Twin Falls 81 53 72 $$ = IDZ029-201600- Owyhee Mountains- 231 AM MDT Fri Mar 20 2026 .TODAY...Sunny. Highs 74 to 81. .TONIGHT...Increasing clouds. Lows 45 to 52. .SATURDAY...Partly sunny. Cooler with highs 62 to 67. Windy. Northwest winds around 25 mph in the afternoon. .SATURDAY NIGHT...Mostly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Colder with lows 33 to 38. Windy. Northwest winds around 25 mph with gusts to 35 mph in the evening. .SUNDAY...Sunny. Highs 53 to 59. .SUNDAY NIGHT...Partly cloudy. Lows 34 to 39. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 58 to 67. Lows 43 to 48. .TUESDAY...Decreasing clouds. Highs 69 to 74. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows 44 to 49. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 62 to 68. Breezy. .WEDNESDAY NIGHT...Partly cloudy. Colder with lows 30 to 36. Breezy. .THURSDAY...Sunny, cooler with highs 50 to 56. $$ = IDZ015-201600- Southwest Highlands- 231 AM MDT Fri Mar 20 2026 .TODAY...Sunny. Highs 79 to 84. .TONIGHT...Mostly clear. Lows 44 to 51. .SATURDAY...Mostly sunny. Cooler with highs 68 to 73. Breezy. .SATURDAY NIGHT...Mostly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Colder with lows 35 to 40. Windy. Northwest winds around 25 mph with gusts to 35 mph in the evening. .SUNDAY...Sunny, cooler with highs 59 to 64. .SUNDAY NIGHT...Partly cloudy. Lows 34 to 39. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 66 to 71. Lows 42 to 47. .TUESDAY...Partly sunny. Highs 74 to 79. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 44 to 49. Highs 69 to 74. Breezy. .WEDNESDAY NIGHT...Partly cloudy. Colder with lows 29 to 34. Breezy. .THURSDAY...Sunny, cooler with highs 53 to 59. $$ = IDZ030-201600- Southern Twin Falls County- 231 AM MDT Fri Mar 20 2026 .TODAY...Sunny. Highs 79 to 84. .TONIGHT...Mostly clear. Lows 49 to 54. .SATURDAY...Mostly sunny. Cooler with highs 70 to 75. Breezy. .SATURDAY NIGHT...Decreasing clouds. Colder with lows 37 to 42. Breezy. .SUNDAY...Sunny, cooler with highs 59 to 64. .SUNDAY NIGHT...Partly cloudy. Lows 35 to 40. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 66 to 71. Lows 43 to 48. .TUESDAY...Partly sunny. Highs 74 to 79. .TUESDAY NIGHT...Partly cloudy. Lows 46 to 51. .WEDNESDAY...Sunny. Highs 71 to 76. Breezy. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Colder with lows 33 to 38. Breezy. .THURSDAY...Sunny. Much cooler with highs 53 to 58. $$ = ORZ062-201600- Baker County- 131 AM PDT Fri Mar 20 2026 .TODAY...Mostly sunny. Highs 72 to 79. Light winds this morning, becoming southeast 10 to 15 mph this afternoon. .TONIGHT...Mostly cloudy. Lows 41 to 49. Northwest winds 10 to 15 mph. .SATURDAY...Rain showers likely in the morning, then partly cloudy with a chance of rain showers in the afternoon. Chance of rain 60 percent. Much cooler with highs 54 to 63. Breezy. Northwest winds 10 to 20 mph. Gusts to 25 mph in the morning, increasing to 35 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Much colder with lows 25 to 32. Breezy. Northwest winds 10 to 20 mph. Gusts to 35 mph in the evening, decreasing to 25 mph after midnight. .SUNDAY...Sunny. Highs 55 to 61. Northwest winds 10 to 15 mph in the morning, shifting to southwest in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 27 to 36. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 57 to 62. Lows 36 to 44. .TUESDAY AND TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Highs 63 to 68. Lows 36 to 44. .WEDNESDAY...Partly cloudy with a 30 percent chance of rain showers. Highs 55 to 63. Breezy. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Chance of rain 20 percent. Colder with lows 25 to 32. Breezy. .THURSDAY...Sunny. Highs 49 to 56. && TEMPERATURE Baker City 79 43 58 $$ = ORZ061-201600- Harney County- 131 AM PDT Fri Mar 20 2026 .TODAY...Mostly sunny. Highs 74 to 83. Light winds this morning, becoming south 10 to 15 mph this afternoon. .TONIGHT...Increasing clouds. Lows 40 to 47. West winds 10 to 15 mph. .SATURDAY...Partly sunny. Cooler with highs 58 to 67. Breezy. West winds 10 to 20 mph. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Colder with lows 27 to 35. Breezy. Northwest winds 10 to 20 mph. Gusts to 30 mph in the evening. .SUNDAY...Sunny. Highs 55 to 61. Light winds in the morning, becoming southeast up to 10 mph in the afternoon. .SUNDAY NIGHT...Increasing clouds. Lows 28 to 39. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 63 to 70. Lows 36 to 46. .TUESDAY...Mostly cloudy with a slight chance of rain showers in the morning, then partly sunny in the afternoon. Chance of rain 20 percent. Highs 70 to 76. .TUESDAY NIGHT...Decreasing clouds. Lows 37 to 46. Breezy. .WEDNESDAY...Partly cloudy. A slight chance of rain showers in the morning. Chance of rain 20 percent. Highs 57 to 67. Breezy. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Much colder with lows 24 to 32. Breezy. .THURSDAY...Sunny, cooler with highs 53 to 58. && TEMPERATURE Burns 79 40 62 $$ = ORZ063-201600- Malheur County- 231 AM MDT Fri Mar 20 2026 /131 AM PDT Fri Mar 20 2026/ .TODAY...Mostly sunny. Highs 74 to 84. Light winds this morning, becoming southeast 10 to 15 mph this afternoon. .TONIGHT...Partly cloudy. Lows 44 to 51. West winds 10 to 15 mph. .SATURDAY...Partly sunny. Cooler with highs 62 to 72. Breezy. West winds 10 to 20 mph. Gusts to 30 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Colder with lows 29 to 39. Windy. Northwest winds 15 to 25 mph in the evening, becoming north 10 to 15 mph after midnight. .SUNDAY...Sunny. Highs 57 to 62. Northwest winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. Lows 32 to 38. .MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 62 to 72. Lows 41 to 46. .TUESDAY...Mostly cloudy with a slight chance of rain showers in the morning, then partly sunny in the afternoon. Chance of rain 20 percent. Highs 69 to 79. .TUESDAY NIGHT...Decreasing clouds. Lows 41 to 49. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 61 to 71. Lows 29 to 36. Breezy. .THURSDAY...Sunny, cooler with highs 53 to 59. $$ =