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.

A Few Clouds

57°F

14°C

Humidity 90%
Wind Speed SE 5 mph
Barometer 30.42 in (1024.4 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 11:53 pm MDT
Extended Forecast for

South Greeley WY

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Northeast wind around 5 mph.

    Low: 53 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 71. Northeast wind 5 to 10 mph becoming south southeast in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely

  • Saturday Night

    Saturday 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 52. South southeast wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: 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. Mostly cloudy, with a high near 71. North wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 60%.

    High: 71 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 51. East wind 5 to 10 mph becoming south southeast after midnight. Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Chance
    Showers then
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 67.

    High: 67 °F

    Showers
    Likely

  • Tuesday Night

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

    Low: 49 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Northeast wind around 5 mph.
Saturday
Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 71. Northeast wind 5 to 10 mph becoming south southeast in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday 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 52. South southeast wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 20%.
Sunday
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. Mostly cloudy, with a high near 71. North wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 51. East wind 5 to 10 mph becoming south southeast after midnight. Chance of precipitation is 70%.
Monday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 66. Chance of precipitation is 80%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 67.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 49.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 74.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 73.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Friday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Greeley WY
 41.1°N 104.8°W (Elev. 6027 ft)
Last Update:
10:12 pm MDT Aug 22, 2025
Forecast Valid:
12am MDT Aug 23, 2025-6pm MDT Aug 29, 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