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Park Reservoir Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY |
 |  |  |  |  | | | |  | | | |
| Chance of T-Storm | Mostly Clear | Partly Cloudy | Partly Cloudy | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Chance of Showers | Chance of T-Storm | Chance of Showers | Chance of T-Storm |
| Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 60°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C |
| POP: 10% | POP: 30% | POP: 40% | POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1244 AM MDT Tue Sep 01 2026 
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Issued: 654 AM MDT Tue Sep 1 2026
Key Messages
.KEY MESSAGES, Issued 1103 PM MDT Mon Aug 31 2026...- Scattered showers and thunderstorms will redevelop over the area on Tuesday. Localized flash flooding will be possible, with the greatest threat across southern and eastern Utah and near recent burn scars.
- Some modest drying will occur for the middle of the week. With breezy southwest winds expected during the mid to late week timeframe, elevated fire weather conditions will become a possibility.
- There is an increasing probability ...