| NWS Forecast for: Alta UT Issued by: National Weather Service Salt Lake City, UT Last Update: 12:31 am MDT Aug 18, 2026 | |
| This Afternoon: A 10 percent chance of showers and thunderstorms. Mostly sunny, with a high near 21. West wind around 10 km/h. Tonight: Partly cloudy, with a low around 13. West northwest wind around 8 km/h becoming south southwest after midnight. Wednesday: Mostly sunny, with a high near 22. Southwest wind 8 to 11 km/h. Wednesday Night: Partly cloudy, with a low around 14. West northwest wind 8 to 10 km/h becoming east southeast after midnight. Thursday: A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 24. Southeast wind 8 to 10 km/h becoming west in the afternoon. Thursday Night: Partly cloudy, with a low around 14. Friday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 23. Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 13. Saturday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 21. Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 11. Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 19. Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 11. Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 19. | |
| Alta UT 40.58°N 111.64°W (Elev. 9436 m) | |
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