| NWS Forecast for: Upper Treasure Valley Issued by: National Weather Service Boise, ID Last Update: 231 PM MDT Sun Mar 22 2026 | |
| Tonight: Mostly cloudy. Lows 37 to 42. Northwest winds around 10 mph this evening, becoming light after midnight. Monday: Partly sunny. Highs 68 to 73. Light winds in the morning, becoming northwest up to 10 mph in the afternoon. Monday Night: Increasing clouds. Lows 44 to 51. Northwest winds up to 10 mph in the evening, becoming light after midnight. Tuesday: Mostly cloudy in the morning, then becoming partly sunny. Highs 74 to 80. Light winds in the morning, becoming southeast 10 to 15 mph with gusts to 25 mph in the afternoon. Tuesday Night: Partly cloudy. Lows 44 to 50. Breezy. Northwest winds 10 to 20 mph with gusts to 30 mph in the evening, becoming west up to 10 mph after midnight. Wednesday And Wednesday Night: Partly cloudy. Highs 69 to 75. Lows 33 to 38. Breezy. Thursday: Sunny. Much cooler with highs 53 to 58. Windy. Thursday Night And Friday: Partly cloudy. Warmer. Lows 28 to 33. Highs 63 to 68. Breezy. Friday Night And Saturday: Mostly cloudy. Lows 36 to 41. Highs 70 to 75. Saturday Night And Sunday: Partly cloudy. Lows 40 to 45. Highs 71 to 76. | |
| Zone Forecast: Upper Treasure Valley | |
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