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Big Drum Reservoir Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY |
 |  | | |  | | | |  |  |  | |
| Mostly Clear | Sunny | Mostly Clear | Sunny | Windy | Sunny | Windy | Windy | Partly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 50°FLo: 10°C | Hi: 81°FHi: 27°C | Lo: 49°FLo: 9°C | Hi: 81°FHi: 27°C | Lo: 50°FLo: 10°C | Hi: 85°FHi: 29°C | Hi: 81°FHi: 27°C Lo: 51°FLo: 11°C | Hi: 81°FHi: 27°C Lo: 51°FLo: 11°C | Lo: 51°FLo: 11°C | Hi: 80°FHi: 27°C | Hi: 80°FHi: 27°C Lo: 51°FLo: 11°C | Hi: 80°FHi: 27°C Lo: 51°FLo: 11°C |
| POP: 50% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1246 PM MDT Tue Sep 01 2026 
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Issued: 107 PM MDT Tue Sep 1 2026
Key Messages
- Isolated storms across the area with a localized risk of flash flooding through Tuesday evening.
- Dry and windy conditions Wednesday through Friday, but improved fuels will only lead to locally critical fire weather conditions.
- Tropical moisture from Marie in the eastern Pacific arrives this weekend which will greatly increase the risk of flash flooding.
Discussion
... Isolated thunderstorms are developing across southern Utah with the risk of flash flooding remaining possible. These st...