| NWS Forecast for: Upper Treasure Valley Issued by: National Weather Service Boise, ID Last Update: 327 AM MDT Mon Mar 30 2026 | |
| Today: Partly sunny. Highs 59 to 66. Windy. Northwest winds 10 to 15 mph this morning, increasing to 15 to 25 mph with gusts to 35 mph this afternoon. Tonight: Mostly cloudy with a 30 percent chance of rain showers. Lows 35 to 40. Breezy. Northwest winds 10 to 20 mph. Gusts to 30 mph in the evening. Tuesday: Patchy fog in the morning. Rain showers likely in the morning, then rain showers with a slight chance of thunderstorms in the afternoon. Chance of rain 80 percent. Highs 57 to 62. Light winds in the morning, becoming southeast 10 to 15 mph in the afternoon. Tuesday Night: Rain showers likely with a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. Patchy fog in the evening, then areas of fog after midnight. Chance of rain 70 percent. Lows 37 to 42. West winds 10 to 15 mph. Wednesday: Areas of fog in the morning. Partly cloudy with a chance of rain showers in the morning, then rain showers with a slight chance of thunderstorms in the afternoon. Chance of rain 80 percent. Highs 57 to 63. Breezy. South winds 10 to 20 mph. Wednesday Night: Rain showers with a slight chance of thunderstorms. Chance of rain near 100 percent. Lows 34 to 39. Breezy. Thursday: Rain and snow showers. Chance of precipitation 80 percent. Little snow accumulation expected. Cooler with highs 47 to 52. Windy. Thursday Night: Mostly cloudy with a chance of rain and snow showers in the evening, then partly cloudy with a slight chance of rain and snow showers after midnight. Chance of precipitation 30 percent. Lows 28 to 33. Breezy. Friday And Friday Night: Mostly clear. Highs 54 to 59. Lows 30 to 35. Breezy. Saturday And Saturday Night: Mostly clear. Highs 62 to 67. Lows 34 to 40. Sunday: Mostly sunny. Highs 68 to 73. | |
| Zone Forecast: Upper Treasure Valley | |
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