National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Cheyenne, Cheyenne Airport (KCYS)

Lat: 41.16°NLon: 104.81°WElev: 6116ft.

Thunderstorm Light Rain

79°F

26°C

Humidity 39%
Wind Speed NW 15 G 29 mph
Barometer 30.07 in (1008.7 mb)
Dewpoint 52°F (11°C)
Visibility 7.00 mi
Heat Index79°F (26°C)
Last update 12 Aug 1:53 pm MDT
Extended Forecast for

4 Miles N Granite Canon WY

Severe T-storm Watch until August 12, 09:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until August 12, 09:00pm

    NOW until 9:00pm Wed

    Severe T-storm Watch

  • This Afternoon

    High: 86 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Cloudy, then gradually becoming partly cloudy, with a low around 56. West wind 5 to 10 mph becoming light west southwest after midnight. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers before noon, then showers and thunderstorms likely between noon and 3pm, then showers and possibly a thunderstorm after 3pm. High near 75. Light and variable wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 80%.

    High: 75 °F

    Chance
    Showers then
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 53. South southeast wind 5 to 10 mph becoming west southwest after midnight. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Showers and possibly a thunderstorm after noon. High near 80. West wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 80 °F

    Mostly Sunny
    then T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Showers and possibly a thunderstorm after noon. High near 76. Chance of precipitation is 80%.

    High: 76 °F

    Partly Sunny
    then T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 86. West wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Cloudy, then gradually becoming partly cloudy, with a low around 56. West wind 5 to 10 mph becoming light west southwest after midnight. Chance of precipitation is 40%.
Thursday
A chance of showers before noon, then showers and thunderstorms likely between noon and 3pm, then showers and possibly a thunderstorm after 3pm. High near 75. Light and variable wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 53. South southeast wind 5 to 10 mph becoming west southwest after midnight. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm after noon. High near 80. West wind 5 to 10 mph. Chance of precipitation is 80%.
Friday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
Saturday
Showers and possibly a thunderstorm after noon. High near 76. Chance of precipitation is 80%.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.
Sunday
Showers and thunderstorms likely after noon. Mostly sunny, with a high near 75.
Sunday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Granite Canon WY
 41.15°N 105.1°W (Elev. 6598 ft)
Last Update:
2:37 pm MDT Aug 12, 2026
Forecast Valid:
2pm MDT Aug 12, 2026-6pm MDT Aug 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation