Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Gillette, Gillette-Campbell County Airport (KGCC)

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

Fair

65°F

18°C

Humidity 17%
Wind Speed S 7 G 21 mph
Barometer 29.68 in (1003.1 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 15 Apr 2:53 pm MDT
Extended Forecast for

Gillette WY

  • Tonight

    Tonight: Partly cloudy, with a low around 42. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 29 mph.

    Low: 42 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Thursday

    Thursday: Showers likely after noon.  Increasing clouds, with a temperature rising to near 56 by noon, then falling to around 43 during the remainder of the day. Breezy, with a southwest wind 17 to 22 mph becoming north in the afternoon. Winds could gust as high as 32 mph.  Chance of precipitation is 60%.

    High: 56 °F

    Breezy.
    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Snow showers.  Low around 22. Wind chill values as low as 11. Blustery, with a north wind 14 to 21 mph, with gusts as high as 32 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 22 °F

    Snow Showers
    and Blustery

  • Friday

    Friday: A 40 percent chance of snow showers.  Mostly cloudy, with a high near 39. Wind chill values as low as 11. Breezy, with a northwest wind 14 to 20 mph, with gusts as high as 30 mph.  New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20. West wind 8 to 16 mph, with gusts as high as 26 mph.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 49. Northwest wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. Northwest wind 8 to 13 mph becoming south in the evening. Winds could gust as high as 22 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 65. South wind around 9 mph becoming west in the afternoon. Winds could gust as high as 17 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 29 mph.
Thursday
Showers likely after noon. Increasing clouds, with a temperature rising to near 56 by noon, then falling to around 43 during the remainder of the day. Breezy, with a southwest wind 17 to 22 mph becoming north in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 60%.
Thursday Night
Snow showers. Low around 22. Wind chill values as low as 11. Blustery, with a north wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 39. Wind chill values as low as 11. Breezy, with a northwest wind 14 to 20 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 20. West wind 8 to 16 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 49. Northwest wind 10 to 16 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 28. Northwest wind 8 to 13 mph becoming south in the evening. Winds could gust as high as 22 mph.
Sunday
Sunny, with a high near 65. South wind around 9 mph becoming west in the afternoon. Winds could gust as high as 17 mph.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 73. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Gillette WY
 44.29°N 105.51°W (Elev. 4600 ft)
2:27 pm MDT Apr 15, 2026
3pm MDT Apr 15, 2026-6pm MDT Apr 22, 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