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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Gillette, Gillette-Campbell County Airport (KGCC)

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

Overcast

42°F

6°C

Humidity 71%
Wind Speed N 20 mph
Barometer 30.03 in (1014.7 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 21 Mar 9:53 pm MDT
Extended Forecast for

Gillette WY

  • Tonight

    Tonight: A 50 percent chance of showers after midnight. Cloudy, with a low around 34. Breezy, with a north wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph.

    Low: 34 °F

    Mostly Cloudy
    and Breezy
    then Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 55. North wind 6 to 10 mph becoming west in the morning. Winds could gust as high as 17 mph.

    High: 55 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30. North wind 6 to 9 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 66. South wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 17 mph.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. North wind 7 to 9 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 68. South wind 8 to 10 mph becoming north in the afternoon. Winds could gust as high as 17 mph.

    High: 68 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Northeast wind 7 to 10 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Breezy, with a southwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 80 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers after midnight. Cloudy, with a low around 34. Breezy, with a north wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph.
Sunday
A 30 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 55. North wind 6 to 10 mph becoming west in the morning. Winds could gust as high as 17 mph.
Sunday Night
Mostly cloudy, with a low around 30. North wind 6 to 9 mph becoming south after midnight. Winds could gust as high as 15 mph.
Monday
Partly sunny, with a high near 66. South wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 17 mph.
Monday Night
Mostly cloudy, with a low around 35. North wind 7 to 9 mph becoming south after midnight. Winds could gust as high as 15 mph.
Tuesday
Mostly cloudy, with a high near 68. South wind 8 to 10 mph becoming north in the afternoon. Winds could gust as high as 17 mph.
Tuesday Night
Mostly cloudy, with a low around 44. Northeast wind 7 to 10 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Wednesday
Mostly sunny, with a high near 80. Breezy, with a southwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Partly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gillette WY
 44.29°N 105.51°W (Elev. 4600 ft)
Last Update:
9:48 pm MDT Mar 21, 2026
Forecast Valid:
10pm MDT Mar 21, 2026-6pm MDT Mar 28, 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