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.

Partly Cloudy

52°F

11°C

Humidity 64%
Wind Speed S 14 mph
Barometer 30.24 in (1016.6 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 12 Sep 9:53 am MDT
Extended Forecast for

Cheyenne WY

  • Today

    Today: A 20 percent chance of showers after 3pm. Mostly sunny, with a high near 76. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 76 °F

    Sunny then
    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 53. South wind 5 to 15 mph.

    Low: 53 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 84. West southwest wind 5 to 15 mph becoming south southeast in the afternoon. Winds could gust as high as 25 mph.

    High: 84 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 56. South southeast wind 10 to 15 mph becoming west southwest after midnight. Chance of precipitation is 50%.

    Low: 56 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 82. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 68. Breezy. Chance of precipitation is 40%.

    High: 68 °F

    Chance
    Showers then
    Slight Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49. Breezy.

    Low: 49 °F

    Chance
    Showers and
    Breezy then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers after 3pm. Mostly sunny, with a high near 76. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 53. South wind 5 to 15 mph.
Sunday
A 40 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 84. West southwest wind 5 to 15 mph becoming south southeast in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 56. South southeast wind 10 to 15 mph becoming west southwest after midnight. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 82. West wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 48.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 68. Breezy. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49. Breezy.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cheyenne WY
 41.15°N 104.78°W (Elev. 6047 ft)
Last Update:
12:31 am MDT Sep 12, 2026
Forecast Valid:
10am MDT Sep 12, 2026-6pm MDT Sep 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