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Mountain Green Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
 |  |  |  |  |  | | | | | | |
| Chance of Showers | Chance of Showers | Mostly Clear | Sunny | Partly Cloudy | Chance of T-Storm | Mostly Clear | Mostly Clear | Mostly Clear | Chance of Showers | Chance of Showers | Partly Cloudy |
| Lo: 55°FLo: 13°C | Hi: 80°FHi: 27°C | Lo: 51°FLo: 11°C | Hi: 85°FHi: 29°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Hi: 75°FHi: 24°C Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C Lo: 45°FLo: 7°C | Hi: 79°FHi: 26°C Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°C Lo: 49°FLo: 9°C | Hi: 80°FHi: 27°C Lo: 49°FLo: 9°C |
| POP: 40% | POP: 40% | POP: 20% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1242 PM MDT Thu Sep 10 2026 
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Issued: 542 PM MDT Thu Sep 10 2026
Key Messages
.KEY MESSAGES, Issued 1137 AM MDT Thu Sep 10 2026...- Flash Flooding is possible again starting Friday afternoon across southern Utah where a Marginal Risk (level 1 of 4) of Excessive Rainfall is in place. An isolated flash flood threat will continue across southern and eastern Utah through the weekend and likely into next week.
- There is a ~50% chance the western valleys will see wind gusts in excess of 45 mph for 3 or more hours Saturday evening into late Saturday night ahead of a st...