Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Gillette, Gillette-Campbell County Airport (KGCC)

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

Fair

93°F

34°C

Humidity 21%
Wind Speed W 8 mph
Barometer 30.02 in (1010.2 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 25 Jul 9:53 am MDT
Extended Forecast for

Gillette WY

Heat Advisory July 25, 12:00pm until July 26, 08:00pm
Red Flag Warning July 25, 12:00pm until July 26, 12:00am
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  • Today

    Today: Isolated showers and thunderstorms after 3pm.  Mostly sunny and hot, with a high near 101. Southwest wind around 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    High: 101 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before midnight.  Partly cloudy, with a low around 67. Northwest wind 5 to 8 mph becoming south in the evening. Winds could gust as high as 22 mph.  Chance of precipitation is 20%.

    Low: 67 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 99. Southwest wind 7 to 13 mph becoming north in the afternoon. Winds could gust as high as 22 mph.

    High: 99 °F

    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 66. Northwest wind 5 to 7 mph becoming southeast after midnight. Winds could gust as high as 20 mph.

    Low: 66 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 98. South wind 8 to 11 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 64. North wind 6 to 10 mph becoming south in the evening. Winds could gust as high as 21 mph.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 97.

    High: 97 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 97.

    High: 97 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Isolated showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 101. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before midnight. Partly cloudy, with a low around 67. Northwest wind 5 to 8 mph becoming south in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 99. Southwest wind 7 to 13 mph becoming north in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 66. Northwest wind 5 to 7 mph becoming southeast after midnight. Winds could gust as high as 20 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 98. South wind 8 to 11 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 64. North wind 6 to 10 mph becoming south in the evening. Winds could gust as high as 21 mph.
Tuesday
Mostly sunny, with a high near 97.
Tuesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 97.
Wednesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 95.
Thursday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 63.
Friday
Sunny, with a high near 96.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Gillette WY
 44.29°N 105.51°W (Elev. 4600 ft)
9:51 am MDT Jul 25, 2026
10am MDT Jul 25, 2026-6pm MDT Jul 31, 2026
 
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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