Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring moderate to locally heavy rain to portions of South Texas into Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Gillette, Gillette-Campbell County Airport (KGCC)

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

Fair

80°F

27°C

Humidity 38%
Wind Speed NA
Barometer 29.99 in (1010.0 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 15 Aug 9:53 am MDT
Extended Forecast for

Gillette WY

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 90. South wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 65. Northeast wind around 10 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 65 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 88. South wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 88 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 89. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. North wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 91. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. Northeast wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 90. South wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph.
Tonight
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 65. Northeast wind around 10 mph becoming south after midnight. Winds could gust as high as 15 mph.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 88. South wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 60. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 89. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Mostly clear, with a low around 58. North wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.
Monday
Sunny, with a high near 91. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 60. Northeast wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Gillette WY
 44.27°N 105.48°W (Elev. 4600 ft)
9:29 am MDT Aug 15, 2025
10am MDT Aug 15, 2025-6pm MDT Aug 21, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database