Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

Gillette, Gillette-Campbell County Airport (KGCC)

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

Fair and Windy

53°F

12°C

Humidity 31%
Wind Speed S 29 G 39 mph
Barometer 29.88 in (1009.4 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 24 Dec 12:53 am MST
Extended Forecast for

4 Miles NNW Gillette WY

  • Overnight

    Overnight: Cloudy early, then becoming partly cloudy, with a low around 44. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 29 mph.

    Low: 44 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 28 mph.

    High: 62 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a steady temperature around 55. Windy, with a southwest wind 24 to 30 mph, with gusts as high as 41 mph.

    Low: 55 °F

    Mostly Cloudy
    and Windy

  • Christmas Day

    Christmas Day: Mostly sunny, with a high near 62. Breezy, with a southwest wind 24 to 29 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 62 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. Breezy, with a southwest wind 15 to 22 mph, with gusts as high as 31 mph.

    Low: 41 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 57. Breezy, with a southwest wind 22 to 26 mph, with gusts as high as 37 mph.

    High: 57 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33. Breezy, with a southwest wind 21 to 24 mph, with gusts as high as 36 mph.

    Low: 33 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Increasing clouds, with a high near 42. Breezy, with a west wind 17 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph.

    High: 42 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 9.

    Low: 9 °F

    Decreasing
    Clouds

Detailed Forecast

Overnight
Cloudy early, then becoming partly cloudy, with a low around 44. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 62. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly cloudy, with a steady temperature around 55. Windy, with a southwest wind 24 to 30 mph, with gusts as high as 41 mph.
Christmas Day
Mostly sunny, with a high near 62. Breezy, with a southwest wind 24 to 29 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 40 mph.
Thursday Night
Mostly clear, with a low around 41. Breezy, with a southwest wind 15 to 22 mph, with gusts as high as 31 mph.
Friday
Sunny, with a high near 57. Breezy, with a southwest wind 22 to 26 mph, with gusts as high as 37 mph.
Friday Night
Partly cloudy, with a low around 33. Breezy, with a southwest wind 21 to 24 mph, with gusts as high as 36 mph.
Saturday
Increasing clouds, with a high near 42. Breezy, with a west wind 17 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 9.
Sunday
Sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Gillette WY
 44.33°N 105.55°W (Elev. 4436 ft)
1:36 am MST Dec 24, 2025
1am MST Dec 24, 2025-6pm MST Dec 30, 2025
 
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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