Washington, UT Weather Forecast
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Washington Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT |
| Mostly Clear | Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers |
| Lo: 69°FLo: 21°C | Hi: 95°FHi: 35°C | Lo: 70°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Hi: 95°FHi: 35°C Lo: 69°FLo: 21°C | Hi: 95°FHi: 35°C Lo: 69°FLo: 21°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Lo: 71°FLo: 22°C |
| POP: 80% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1242 PM MDT Fri Sep 04 2026 

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Issued: 524 PM MDT Fri Sep 4 2026
Key Messages
.KEY MESSAGES, Issued 123 PM MDT Fri Sep 4 2026...- Gusty winds out of the southwest persist through at least Sunday across much of Utah and southwest Wyoming, with an emphasis on areas west of I-15.
- Tropical moisture advects north into Utah Sunday increasing chances for precipitation.
- Threats for both flash flooding and severe weather look to develop on Sunday with the arrival of tropical moisture.
- The active upper air pattern continues into next week, potentially resulting in more p...
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