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

Cheyenne, Cheyenne Airport (KCYS)

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

A Few Clouds

68°F

20°C

Humidity 35%
Wind Speed E 8 mph
Barometer 30.15 in (1015.1 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 19 Sep 5:53 pm MDT
Extended Forecast for

Cheyenne WY

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. East wind 5 to 10 mph becoming southwest after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 76. Southwest wind around 5 mph becoming north in the afternoon.

    High: 76 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50. East southeast wind 5 to 10 mph becoming west after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. West wind 10 to 15 mph.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. West wind 5 to 10 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 72. Breezy. Chance of precipitation is 50%.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 60.

    High: 60 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers. Partly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 48. East wind 5 to 10 mph becoming southwest after midnight.
Saturday
Partly sunny, with a high near 76. Southwest wind around 5 mph becoming north in the afternoon.
Saturday Night
Mostly cloudy, with a low around 50. East southeast wind 5 to 10 mph becoming west after midnight.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. West wind 10 to 15 mph.
Sunday Night
Partly cloudy, with a low around 49. West wind 5 to 10 mph.
Monday
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 72. Breezy. Chance of precipitation is 50%.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Tuesday
A chance of showers. Partly sunny, with a high near 60.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 42.
Wednesday
A slight chance of showers. Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cheyenne WY
 41.15°N 104.78°W (Elev. 6047 ft)
Last Update:
4:57 pm MDT Sep 19, 2025
Forecast Valid:
6pm MDT Sep 19, 2025-6pm MDT Sep 26, 2025
 
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