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

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Hazardous Weather Conditions

Current conditions at

Gillette, Gillette-Campbell County Airport (KGCC)

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

Fair

71°F

22°C

Humidity 31%
Wind Speed SW 10 mph
Barometer 30.18 in (1019.3 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 10 Aug 12:53 pm MDT
Extended Forecast for

Gillette WY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 77. Northwest wind around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 57. Northwest wind around 5 mph becoming southeast in the evening.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 83. Southwest wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. North wind 10 to 15 mph becoming north 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. South wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63. North wind around 10 mph becoming southeast in the evening. Winds could gust as high as 20 mph.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 77. Northwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 57. Northwest wind around 5 mph becoming southeast in the evening.
Monday
Sunny, with a high near 83. Southwest wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 55. North wind 10 to 15 mph becoming north 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Tuesday
Sunny, with a high near 87. South wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 95. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 63. North wind around 10 mph becoming southeast in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 91.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 87.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 87.
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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:
12:49 pm MDT Aug 10, 2025
Forecast Valid:
1pm MDT Aug 10, 2025-6pm MDT Aug 16, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation