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 >

Hazardous Weather Conditions

Current conditions at

Afton WY (KAFO)

Lat: 42.71133°NLon: 110.94217°WElev: 6201.0ft.

Overcast

32°F

0°C

Humidity 69%
Wind Speed SSE 8 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 07 Dec 05:35 PM MST
Extended Forecast for

4 Miles E Afton WY

  • This Afternoon

    This Afternoon: Scattered snow showers. Mostly cloudy, with a high near 26. Southwest wind around 8 mph. Chance of precipitation is 30%.

    High: 26 °F

    Scattered
    Snow Showers

  • Tonight

    Tonight: Snow showers, mainly before 3am. Low around 22. South southwest wind 9 to 11 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 22 °F

    Snow Showers

  • Monday

    Monday: Scattered snow showers, mainly before 2pm. Cloudy, with a high near 28. West wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of around an inch possible.

    High: 28 °F

    Scattered
    Snow Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 24. Breezy, with a west southwest wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow Showers
    Likely and
    Breezy

  • Tuesday

    Tuesday: Snow showers. High near 32. Breezy, with a west southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow Showers
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow showers. Low around 31. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.

    Low: 31 °F

    Snow Showers
    and Breezy

  • Wednesday

    Wednesday: Snow showers before 11am, then snow showers, possibly mixed with rain. High near 35. Breezy, with a west southwest wind 17 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.

    High: 35 °F

    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 11pm. Cloudy, with a low around 34. Breezy. Chance of precipitation is 70%.

    Low: 34 °F

    Snow Showers
    Likely and
    Breezy

  • Thursday

    Thursday: Snow showers likely. Mostly cloudy, with a high near 35. Breezy. Chance of precipitation is 60%.

    High: 35 °F

    Snow Showers
    Likely and
    Breezy

Detailed Forecast

This Afternoon
Scattered snow showers. Mostly cloudy, with a high near 26. Southwest wind around 8 mph. Chance of precipitation is 30%.
Tonight
Snow showers, mainly before 3am. Low around 22. South southwest wind 9 to 11 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Monday
Scattered snow showers, mainly before 2pm. Cloudy, with a high near 28. West wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of around an inch possible.
Monday Night
Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 24. Breezy, with a west southwest wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Snow showers. High near 32. Breezy, with a west southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow showers. Low around 31. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.
Wednesday
Snow showers before 11am, then snow showers, possibly mixed with rain. High near 35. Breezy, with a west southwest wind 17 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.
Wednesday Night
Snow showers likely, mainly before 11pm. Cloudy, with a low around 34. Breezy. Chance of precipitation is 70%.
Thursday
Snow showers likely. Mostly cloudy, with a high near 35. Breezy. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 30.
Friday
A chance of snow showers. Mostly cloudy, with a high near 35.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
Mostly clear, with a low around 21.
Sunday
A slight chance of snow showers. Mostly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Afton WY
 42.71°N 110.86°W (Elev. 8399 ft)
Last Update:
5:16 pm MST Dec 7, 2025
Forecast Valid:
5pm MST Dec 7, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation