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Mud Flat Reservoir Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Rain | Chance of Rain | Clearing | Mostly Clear | Clearing | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C | Lo: 39°FLo: 4°C | Hi: 59°FHi: 15°C | Lo: 31°FLo: -1°C | Hi: 55°FHi: 13°C | Lo: 30°FLo: -1°C | Hi: 60°FHi: 16°C | Hi: 61°FHi: 16°C Lo: 31°FLo: -1°C | Hi: 61°FHi: 16°C Lo: 31°FLo: -1°C | Hi: 61°FHi: 16°C Lo: 31°FLo: -1°C |
| POP: 50% | POP: 60% | POP: 90% | POP: 90% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1242 AM MDT Wed Oct 21 2026 
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Issued: 1015 PM MDT Tue Oct 20 2026
Key Messages
- Widespread precipitation returns Wednesday morning across southern Utah, with coverage expanding northward through Friday. Many areas will see precipitation accumulations between 0.5-2" through this period, with local totals in excess of 3" possible.
- The heavy rain will bring a threat of flash flooding to southern and central Utah, and there is a Slight Risk of Excessive Rainfall across southern Utah Wednesday and across southern through east-central Utah Thursday.
- A few strong to se...