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

Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Gillette, Gillette-Campbell County Airport (KGCC)

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

Fair

83°F

28°C

Humidity 27%
Wind Speed S 14 mph
Barometer 30.01 in (1010.3 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 10 Jul 8:53 am MDT
Extended Forecast for

2 Miles S Gillette WY

Heat Advisory July 11, 12:00pm until July 14, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 94. South wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 64. South wind 13 to 17 mph, with gusts as high as 26 mph.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. South wind 6 to 14 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. Light and variable wind becoming south 8 to 13 mph in the evening. Winds could gust as high as 20 mph.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 105. South wind 9 to 17 mph, with gusts as high as 29 mph.

    High: 105 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. Breezy, with a southeast wind 18 to 22 mph, with gusts as high as 36 mph.

    Low: 71 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny and hot, with a high near 102.

    High: 102 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 94. South wind 9 to 13 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 64. South wind 13 to 17 mph, with gusts as high as 26 mph.
Saturday
Sunny and hot, with a high near 100. South wind 6 to 14 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 66. Light and variable wind becoming south 8 to 13 mph in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny and hot, with a high near 105. South wind 9 to 17 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 71. Breezy, with a southeast wind 18 to 22 mph, with gusts as high as 36 mph.
Monday
Sunny and hot, with a high near 102.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny and hot, with a high near 101.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 94.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Gillette WY
 44.26°N 105.51°W (Elev. 4600 ft)
Last Update:
8:43 am MDT Jul 10, 2026
Forecast Valid:
9am MDT Jul 10, 2026-6pm MDT Jul 16, 2026
 
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Additional Resources

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