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Grant Reservoir, WY Weather Forecast

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Grant Reservoir, WY Weather Forecast

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Grant Reservoir WY weather - Clear - 84°F
Clear
84°F
Updated 1:25 pm
Feels Like 80°F
Humidity 28%
Wind E 5 mph
Barometer  30.29 in
Dew Point 48°F
Grant Reservoir WY weather - Clear - 29°C
Clear
29°C
Updated 1:25 pm
Feels Like 26°C
Humidity 28%
Wind E 8 km/h
Barometer  102.5 kPa
Dew Point 9°C
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Grant Reservoir Weather Forecast

REST OF TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY
Grant Reservoir, WY Weather - Rest Of Tonight Mostly Clear Grant Reservoir, WY Weather - Wednesday Chance Of T-Storm Grant Reservoir, WY Weather - Wednesday Night Partly Cloudy Grant Reservoir, WY Weather - Thursday Mostly Sunny Grant Reservoir, WY Weather - Thursday Night Partly Cloudy Grant Reservoir, WY Weather - Friday Mostly Sunny Grant Reservoir, WY Weather - Friday Night Mostly Cloudy Grant Reservoir, WY Weather - Saturday Mostly Cloudy Grant Reservoir, WY Weather - Saturday Night Chance Of Showers Grant Reservoir, WY Weather - Sunday Mostly Sunny Grant Reservoir, WY Weather - Sunday Night Partly Cloudy Grant Reservoir, WY Weather - Monday Mostly Sunny
Mostly Clear Chance of T-Storm Partly Cloudy Mostly Sunny Partly Cloudy Mostly Sunny Mostly Cloudy Mostly Cloudy Chance of Showers Mostly Sunny Partly Cloudy Mostly Sunny
Lo: 59°FLo: 15°C Hi: 80°FHi: 27°C
 Lo: 59°FLo: 15°C Hi: 85°FHi: 29°C
 Lo: 61°FLo: 16°C Hi: 90°FHi: 32°C
 Hi: 85°FHi: 29°C
Lo: 61°FLo: 16°C		 Hi: 85°FHi: 29°C
Lo: 61°FLo: 16°C		 Lo: 61°FLo: 16°C Hi: 80°FHi: 27°C
 Lo: 59°FLo: 15°C Hi: 81°FHi: 27°C
POP: 50% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 117 AM MDT Wed Aug 26 2026 Grant Reservoir, WY Weather - WeatherWorld.com

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Issued: 1104 AM MDT Wed Aug 26 2026

Key Messages

  • There is a Marginal Risk (Level 1 of 5) for severe weather Wednesday with a small sliver of a Slight Risk (Level 2 of 5) from Cheyenne east to Cheyenne. A Marginal Risk of Excessive Rainfall is also in place for Wednesday.
  • There is a Marginal Risk (Level 1 of 5) for severe weather for portions of southeast Wyoming and western Nebraska on Thursday. Large hail and damaging wind are the primary hazards.
  • Friday will act as a transition day between active weather to more organized active ...