| NWS Forecast for: Sun Valley ID Issued by: National Weather Service Pocatello, ID Last Update: 5:31 am MDT Sep 6, 2026 | |
| Today: Sunny, with a high near 73. South wind 5 to 14 mph, with gusts as high as 22 mph. Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 37. South wind 5 to 8 mph becoming east in the evening. Chance of precipitation is 80%. Labor Day: A 20 percent chance of rain before 8am. Snow level 8700 feet rising to 9500 feet in the afternoon. Mostly sunny, with a high near 63. Southwest wind 6 to 11 mph. Monday Night: Mostly clear, with a low around 30. West wind 5 to 9 mph becoming north after midnight. Tuesday: Sunny, with a high near 70. Light and variable wind becoming southwest 5 to 8 mph in the afternoon. Tuesday Night: Mostly clear, with a low around 35. Wednesday: Sunny, with a high near 76. Wednesday Night: Mostly clear, with a low around 41. Thursday: Sunny, with a high near 78. Thursday Night: Mostly clear, with a low around 42. Friday: Mostly sunny, with a high near 75. Friday Night: Partly cloudy, with a low around 40. Saturday: A 20 percent chance of rain. Mostly sunny, with a high near 69. | |
| Sun Valley ID 43.67°N 114.33°W (Elev. 6014 ft) | |
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