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

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Hulett Municipal Airport (KW43)

Lat: 44.66°NLon: 104.57°WElev: 4263ft.

Fair

32°F

0°C

Humidity 64%
Wind Speed SW 7 mph
Barometer 29.97 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 7 Dec 10:15 pm MST
Extended Forecast for

Colony WY

  • Tonight

    Tonight: Cloudy, then becoming partly cloudy toward daybreak, with a steady temperature around 29. Wind chill values as low as 19. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. Breezy, with a west wind 14 to 21 mph, with gusts as high as 32 mph.

    High: 43 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 32 by 9pm, then rising to around 39 during the remainder of the night. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 28 mph.

    Low: 32 °F⇑

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: A chance of rain before 4pm, then a chance of rain and snow. Partly sunny, with a temperature rising to near 50 by 11am, then falling to around 37 during the remainder of the day. Windy, with a west wind 24 to 29 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 49 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 50 °F⇓

    Windy. Chance
    Rain then
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 25. Blustery, with a west wind 11 to 21 mph, with gusts as high as 32 mph.

    Low: 25 °F

    Slight Chance
    Snow and
    Blustery

  • Wednesday

    Wednesday: A chance of snow before 11am, then rain and snow likely between 11am and 2pm, then rain likely after 2pm. Mostly cloudy, with a high near 38. South wind 9 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain before 10pm, then rain and snow between 10pm and 3am, then snow likely after 3am. Low around 18. Northwest wind 11 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    Low: 18 °F

    Rain/Snow

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 27. Northwest wind 13 to 16 mph, with gusts as high as 25 mph.

    High: 27 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 1.

    Low: 1 °F

    Chance Snow

Detailed Forecast

Tonight
Cloudy, then becoming partly cloudy toward daybreak, with a steady temperature around 29. Wind chill values as low as 19. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 43. Breezy, with a west wind 14 to 21 mph, with gusts as high as 32 mph.
Monday Night
Mostly cloudy, with a temperature falling to near 32 by 9pm, then rising to around 39 during the remainder of the night. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 28 mph.
Tuesday
A chance of rain before 4pm, then a chance of rain and snow. Partly sunny, with a temperature rising to near 50 by 11am, then falling to around 37 during the remainder of the day. Windy, with a west wind 24 to 29 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 49 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 25. Blustery, with a west wind 11 to 21 mph, with gusts as high as 32 mph.
Wednesday
A chance of snow before 11am, then rain and snow likely between 11am and 2pm, then rain likely after 2pm. Mostly cloudy, with a high near 38. South wind 9 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain before 10pm, then rain and snow between 10pm and 3am, then snow likely after 3am. Low around 18. Northwest wind 11 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Thursday
A chance of snow. Mostly cloudy, with a high near 27. Northwest wind 13 to 16 mph, with gusts as high as 25 mph.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 1.
Friday
A chance of snow. Mostly cloudy, with a high near 13.
Friday Night
A chance of snow. Mostly cloudy, with a low around 1.
Saturday
A slight chance of snow. Partly sunny, with a high near 25.
Saturday Night
Mostly cloudy, with a low around 8.
Sunday
Partly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Colony WY
 44.87°N 104.15°W (Elev. 3399 ft)
Last Update:
9:42 pm MST Dec 7, 2025
Forecast Valid:
10pm MST Dec 7, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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