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Town of Alta, UtahAlta, UT Weather Forecast
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| Thunderstorms | Blowing Dust | Rain/Snow Showers | Rain/Snow Showers | Thunderstorms | Snow Showers | Rain/Snow Showers | Rain/Snow Showers | Clearing | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 55°FHi: 13°C | Lo: 40°FLo: 4°C | Hi: 49°FHi: 9°C | Lo: 35°FLo: 2°C | Hi: 40°FHi: 4°C | Lo: 30°FLo: -1°C | Hi: 41°FHi: 5°C | Lo: 30°FLo: -1°C | Hi: 50°FHi: 10°C | Hi: 55°FHi: 13°C Lo: 31°FLo: -1°C | Hi: 55°FHi: 13°C Lo: 31°FLo: -1°C | Hi: 55°FHi: 13°C Lo: 31°FLo: -1°C |
| POP: 100% | POP: 100% | POP: 100% | POP: 100% | POP: 100% | POP: 80% | POP: 60% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1242 AM MDT Sun Oct 11 2026 
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Issued: 139 AM MDT Sun Oct 11 2026
Key Messages
.KEY MESSAGES, Issued 1042 PM MDT Sat Oct 10 2026...- Rainfall will become widespread and heavy at times across Utah and southwest Wyoming overnight into Sunday morning, persisting through the afternoon, as the remnants of Tropical Storm Rachel cross the area. Many areas will see between 1 and 2 inches of precipitation through Monday morning with locally higher amounts in excess of 3 inches across southwest Utah as well as some of the higher terrain of northern Utah. This will bring a...