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Mountain Spring Reservoir Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
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| Mostly Cloudy | Chance of Snow | Partly Cloudy | Chance of Rain | Chance of Rain | Chance of T-Storm | Partly Cloudy | Showers Likely | Chance of Showers | Rain/Snow Showers | Rain/Snow Showers | Snow |
| Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C | Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C | Lo: 39°FLo: 4°C | Hi: 41°FHi: 5°C | Lo: 39°FLo: 4°C | Hi: 45°FHi: 7°C | Lo: 40°FLo: 4°C | Hi: 40°FHi: 4°C | Lo: 35°FLo: 2°C | Hi: 35°FHi: 2°C |
| POP: 30% | POP: 30% | POP: 40% | POP: 50% | POP: 70% | POP: 80% | POP: 90% | POP: 90% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1241 PM MDT Sat Oct 17 2026 
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Issued: 1246 PM MDT Sat Oct 17 2026
Key Messages
.KEY MESSAGES, Issued 1011 AM MDT Sat Oct 17 2026...- Isolated showers and thunderstorm chances return to southern Utah Sunday and Monday.
- Widespread precipitation chances return as early as Tuesday and continue on through Friday. Forecast water amounts are around 0.50" to 1.50", with locally up to 2.00" or so in favored high terrain.
- Modest snow accumulation of around 3" to 8" will be possible above 9500 ft or so as snow levels dip Thursday into late Friday.
Discussion
, Issued 1011 AM...