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

Gillette, Gillette-Campbell County Airport (KGCC)

Lat: 44.34°NLon: 105.54°WElev: 4364ft.

Mostly Cloudy

71°F

22°C

Humidity 57%
Wind Speed NE 5 mph
Barometer 30.27 in (1021.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Aug 5:53 pm MDT
Extended Forecast for

Gillette WY

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 10pm and midnight. Partly cloudy, with a low around 53. Light and variable wind becoming south 5 to 7 mph after midnight. Winds could gust as high as 16 mph.

    Low: 53 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80. South wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 18 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. North wind 5 to 7 mph becoming light and variable. Winds could gust as high as 17 mph.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 84. Southwest wind 5 to 8 mph becoming north in the afternoon. Winds could gust as high as 18 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. North wind 6 to 8 mph becoming south after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 78. Southwest wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

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

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly between 10pm and midnight. Partly cloudy, with a low around 53. Light and variable wind becoming south 5 to 7 mph after midnight. Winds could gust as high as 16 mph.
Sunday
Sunny, with a high near 80. South wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly clear, with a low around 55. North wind 5 to 7 mph becoming light and variable. Winds could gust as high as 17 mph.
Monday
Mostly sunny, with a high near 84. Southwest wind 5 to 8 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. North wind 6 to 8 mph becoming south after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 78. Southwest wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Wednesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 60.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gillette WY
 44.29°N 105.51°W (Elev. 4600 ft)
Last Update:
5:41 pm MDT Aug 15, 2026
Forecast Valid:
6pm MDT Aug 15, 2026-6pm MDT Aug 22, 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