Weather WorldSummit Lake, UT Weather Forecast
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Summit Lake Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | THURSDAY |
 |  | | |  | | |  | | | |
| Sunny | Mostly Clear | Sunny | Mostly Clear | Partly Cloudy | Mostly Clear | Sunny | Rain and Snow | Rain/Snow Showers | Rain/Snow Showers | Snow and Rain |
| Hi: 55°FHi: 13°C | Lo: 30°FLo: -1°C | Hi: 59°FHi: 15°C | Lo: 30°FLo: -1°C | Hi: 51°FHi: 11°C | Lo: 30°FLo: -1°C | Hi: 50°FHi: 10°C | Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C |
| POP: 30% | POP: 70% | POP: 70% | POP: 80% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1241 AM MDT Fri Oct 16 2026 
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Issued: 403 AM MDT Fri Oct 16 2026
Key Messages
.KEY MESSAGES, Issued 1029 PM MDT Thu Oct 15 2026...- Another night of freezing temperatures will impact the Sanpete and Sevier Valleys as well as eastern Juab and Millard Counties tonight.
- A few thunderstorms will be possible Sunday afternoon and evening and again Monday afternoon and evening.
- More widespread precipitation will occur Tuesday through at least the early part of the weekend, with another 0.50-1.50 inches for most locations, locally up to 2 inches (or even more) for area...