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Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Gillette, Gillette-Campbell County Airport (KGCC)

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

Light Rain and Breezy

57°F

14°C

Humidity 47%
Wind Speed NW 23 G 32 mph
Barometer 29.75 in (1006.8 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 13 Apr 1:53 pm MDT
Extended Forecast for

Gillette WY

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, mainly before 4pm. Mostly sunny, with a steady temperature around 59. Breezy, with a west wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

    High: 59 °F

    Scattered
    T-storms and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 34. West wind 5 to 13 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. West wind around 6 mph becoming northwest in the morning.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33. Light and variable wind becoming south 5 to 8 mph in the evening. Winds could gust as high as 15 mph.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. Southwest wind 10 to 18 mph, with gusts as high as 28 mph.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after noon. Partly sunny, with a high near 64. Breezy, with a southwest wind 18 to 23 mph becoming north in the afternoon. Winds could gust as high as 33 mph.

    High: 64 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Rain showers before 9pm, then rain and snow showers between 9pm and midnight, then snow showers likely after midnight. Mostly cloudy, with a low around 22. Blustery, with a north wind 22 to 25 mph, with gusts as high as 36 mph.

    Low: 22 °F

    Blustery.
    Rain/Snow
    then Snow
    Showers
    Likely

  • Friday

    Friday: A chance of snow showers. Mostly cloudy, with a high near 37. Breezy.

    High: 37 °F

    Chance Snow
    Showers and
    Breezy

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly before 4pm. Mostly sunny, with a steady temperature around 59. Breezy, with a west wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Tonight
Mostly clear, with a low around 34. West wind 5 to 13 mph becoming southwest after midnight. Winds could gust as high as 21 mph.
Tuesday
Mostly sunny, with a high near 60. West wind around 6 mph becoming northwest in the morning.
Tuesday Night
Mostly clear, with a low around 33. Light and variable wind becoming south 5 to 8 mph in the evening. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 68. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 48. Southwest wind 10 to 18 mph, with gusts as high as 28 mph.
Thursday
A 30 percent chance of showers after noon. Partly sunny, with a high near 64. Breezy, with a southwest wind 18 to 23 mph becoming north in the afternoon. Winds could gust as high as 33 mph.
Thursday Night
Rain showers before 9pm, then rain and snow showers between 9pm and midnight, then snow showers likely after midnight. Mostly cloudy, with a low around 22. Blustery, with a north wind 22 to 25 mph, with gusts as high as 36 mph.
Friday
A chance of snow showers. Mostly cloudy, with a high near 37. Breezy.
Friday Night
Mostly cloudy, with a low around 19. Blustery.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gillette WY
 44.29°N 105.51°W (Elev. 4600 ft)
Last Update:
12:32 pm MDT Apr 13, 2026
Forecast Valid:
2pm MDT Apr 13, 2026-6pm MDT Apr 19, 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