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| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
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| Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Partly Cloudy | Sunny | Partly Cloudy | Partly Cloudy |
| Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 70°FHi: 21°C | Hi: 70°FHi: 21°C Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C Lo: 45°FLo: 7°C | Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C | Hi: 70°FHi: 21°C Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C Lo: 45°FLo: 7°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1243 PM MDT Tue Sep 29 2026 
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Issued: 107 PM MDT Tue Sep 29 2026
Key Messages
- Thunderstorms capable of heavy rainfall are expected to develop across southern UT this afternoon with conditions gradually improving into Wednesday morning.
- Quiescent weather looks to develop Wednesday as zonal flow develops, persisting into early next week.
- While chances remain low at this time (~20% or less), there is potential for moisture to return to southern UT early next week as another trough moves across the area.
Discussion
... A closed upper low continues to progress east a...