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.

Fog

59°F

15°C

Humidity 100%
Wind Speed W 5 mph
Barometer 30.27 in (1018.4 mb)
Dewpoint 59°F (15°C)
Visibility 0.25 mi
Last update 15 Aug 6:53 am MDT
Extended Forecast for

Cheyenne/Warren AFB WY

Flood Watch August 15, 02:00pm until August 15, 10:00pm
Click here for hazard details and duration
Flood Watch

  • Today

    Today: A slight chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 76. West northwest wind 5 to 10 mph becoming north northeast in the morning. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Slight Chance
    Showers and
    Patchy Fog
    then T-storms
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54. West northwest wind 5 to 10 mph becoming southeast in the evening.

    Low: 54 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. South wind 5 to 10 mph.

    High: 78 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 54. South wind 5 to 10 mph becoming west southwest after midnight. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 84. West wind 5 to 10 mph becoming east in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 76. West northwest wind 5 to 10 mph becoming north northeast in the morning. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54. West northwest wind 5 to 10 mph becoming southeast in the evening.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. South wind 5 to 10 mph.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 54. South wind 5 to 10 mph becoming west southwest after midnight. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 84. West wind 5 to 10 mph becoming east in the afternoon.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
A 10 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 85.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Wednesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Cheyenne/Warren AFB WY
 41.15°N 104.81°W (Elev. 6096 ft)
Last Update:
1:16 am MDT Aug 15, 2026
Forecast Valid:
7am MDT Aug 15, 2026-6pm MDT Aug 21, 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