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Headquarters Reservoir Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Mostly Clear | Rain Showers | Windy | Windy | Windy | Windy | Windy | Chance of Showers |
| Lo: 50°FLo: 10°C | Hi: 81°FHi: 27°C | Lo: 50°FLo: 10°C | Hi: 85°FHi: 29°C | Lo: 50°FLo: 10°C | Hi: 85°FHi: 29°C | Hi: 89°FHi: 32°C Lo: 50°FLo: 10°C | Hi: 89°FHi: 32°C Lo: 50°FLo: 10°C | Hi: 89°FHi: 32°C Lo: 50°FLo: 10°C | Hi: 89°FHi: 32°C Lo: 51°FLo: 11°C | Hi: 89°FHi: 32°C Lo: 51°FLo: 11°C | Lo: 51°FLo: 11°C |
| POP: 10% | POP: 50% | POP: 20% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 100 PM MDT Sun Aug 30 2026 
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Issued: 525 PM MDT Sun Aug 30 2026
Key Messages
.KEY MESSAGES, Issued 208 PM MDT Sun Aug 30 2026...- A marginal risk (level 1/5) is outlooked for strong to severe thunderstorms across portions of central and eastern Utah this afternoon and evening. There is a 5% chance of wind gusts in excess of 58 mph and hail larger than quarters in this area.
- A slight risk (level 2/4) remains in effect for excessive rainfall across much of Utah through tonight.
- A moderate risk (level 3/4) is now in effect for excessive rainfall across portions o...