| NWS Forecast for: Upper Weiser River Issued by: National Weather Service Boise, ID Last Update: 231 PM MDT Tue Mar 31 2026 |  |
| Tonight: Rain showers with a slight chance of thunderstorms this evening, then rain showers likely after midnight. Areas of fog. Chance of rain 80 percent. Lows 39 to 44. Light winds. Wednesday: Areas of fog in the morning. Rain showers. A slight chance of thunderstorms in the afternoon. Chance of rain 90 percent. Highs 50 to 55. South winds up to 10 mph with gusts to 20 mph. Wednesday Night: A slight chance of thunderstorms in the evening. Rain showers. Chance of rain near 100 percent. Lows 35 to 40. South winds 10 to 15 mph with gusts to 25 mph. Thursday: Rain and snow showers likely. Chance of precipitation 60 percent. Little snow accumulation expected. Highs 43 to 49. West winds 10 to 15 mph. Gusts to 25 mph in the afternoon. Thursday Night: Mostly cloudy with a slight chance of rain and snow showers in the evening, then mostly clear after midnight. Patchy fog after midnight. Chance of precipitation 20 percent. Lows 29 to 34. Breezy. Northwest winds 10 to 20 mph with gusts to 30 mph in the evening, becoming light after midnight. Friday And Friday Night: Mostly clear. Patchy fog in the morning. Patchy fog after midnight. Highs 51 to 57. Lows 31 to 36. Saturday: Sunny. Highs 57 to 62. Saturday Night: Mostly clear. Lows 35 to 40. Sunday Through Monday Night: Partly cloudy. Highs 62 to 71. Lows 39 to 46. Tuesday: Partly cloudy. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Highs 65 to 70. | |
| Zone Forecast: Upper Weiser River | |
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