| NWS Forecast for: Upper Weiser River Issued by: National Weather Service Boise, ID Last Update: 231 AM MDT Sat Apr 18 2026 |  |
| Today: Partly sunny. Highs 56 to 61. South winds up to 10 mph. Tonight: Mostly clear. Lows 34 to 39. North winds up to 10 mph. Sunday: Mostly sunny. Warmer with highs 65 to 70. Northwest winds up to 10 mph. Sunday Night: Decreasing clouds. Lows 42 to 47. North winds up to 10 mph. Monday: Mostly sunny. Highs 71 to 76. North winds up to 10 mph in the morning, shifting to southwest in the afternoon. Monday Night: Increasing clouds. Lows 45 to 50. Tuesday: Sunny. Highs 72 to 77. Tuesday Night: Rain showers likely with a slight chance of thunderstorms in the evening, then rain showers likely after midnight. Chance of rain 70 percent. Lows 43 to 48. Wednesday: Rain showers. Chance of rain 80 percent. Much cooler with highs 51 to 56. Wednesday Night: Rain showers likely, mainly in the evening. Patchy fog after midnight. Chance of rain 60 percent. Lows 36 to 41. Thursday: Patchy fog in the morning. Mostly cloudy with a 50 percent chance of rain showers. Highs 51 to 56. Thursday Night: Mostly cloudy. A slight chance of rain showers in the evening. Chance of rain 20 percent. Lows 34 to 39. Friday: Partly cloudy with a 20 percent chance of rain showers. Highs 55 to 61. | |
| Zone Forecast: Upper Weiser River | |
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