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Greasewood Flat Reservoir, CO Weather Forecast
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Greasewood Flat Reservoir Weather Forecast
| THIS AFTERNOON | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  | | |  |  |  | | |  | |
| Thunderstorms | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Mostly Clear | Chance of Showers | Mostly Clear | Mostly Clear | Partly Cloudy | Chance of T-Storm |
| Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C | Hi: 75°FHi: 24°C Lo: 41°FLo: 5°C | Hi: 75°FHi: 24°C Lo: 41°FLo: 5°C | Lo: 41°FLo: 5°C | Hi: 85°FHi: 29°C Lo: 41°FLo: 5°C | Hi: 85°FHi: 29°C Lo: 41°FLo: 5°C | Lo: 45°FLo: 7°C | Hi: 81°FHi: 27°C |
| POP: 70% | POP: 50% | POP: 60% | POP: 70% | POP: 20% | POP: 10% | POP: 10% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1233 PM MDT Sun Aug 30 2026 
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Issued: 245 PM MDT Sun Aug 30 2026
Key Messages
- Multiple rounds of showers and storms are expected today, especially along and north of I-70.
- Another wet day is on tap tomorrow as well, with higher coverage of precipitation across southeast Utah and southwest Colorado.
- Flash flooding is possible through Monday evening as organized and training thunderstorms produce heavy rainfall over increasingly saturated soils, recent burn scars, and steep terrain.
Discussion
... Issued at 1146 AM MDT Sun Aug 30 2026
ELEVATED FLASH FLOODING THREAT...