Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Afton WY (KAFO)

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

Overcast

36°F

2°C

Humidity 69%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 09 Dec 01:35 AM MST
Extended Forecast for

17 Miles E Afton WY

Winter Weather Advisory December 9, 05:00am until December 10, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: A 50 percent chance of snow, mainly after 2am.  Widespread blowing snow, mainly after 4am. Mostly cloudy, with a steady temperature around 26. Very windy, with a west wind 41 to 45 mph, with gusts as high as 65 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow
    and Blowing
    Snow

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times.  Widespread blowing snow. High near 28. Very windy, with a west wind 43 to 48 mph decreasing to 31 to 36 mph in the afternoon. Winds could gust as high as 70 mph.  Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    High: 28 °F

    Heavy Snow
    and Blowing
    Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Low around 26. Very windy, with a west wind 36 to 44 mph, with gusts as high as 60 mph.  Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 26 °F

    Heavy Snow
    and Very
    Windy

  • Wednesday

    Wednesday: Snow, mainly before noon.  High near 32. Very windy, with a west wind 39 to 44 mph decreasing to 31 to 36 mph in the afternoon. Winds could gust as high as 65 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow and Very
    Windy then
    Chance Snow
    and Windy

  • Wednesday Night

    Wednesday Night: A slight chance of snow before 11pm, then a slight chance of snow after 3am.  Partly cloudy, with a low around 23. Very windy, with a west wind 37 to 40 mph, with gusts as high as 55 mph.  Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Snow and Very
    Windy

  • Thursday

    Thursday: A 20 percent chance of snow.  Mostly sunny, with a high near 28. Very windy, with a west wind 31 to 36 mph decreasing to 24 to 29 mph in the morning. Winds could gust as high as 49 mph.

    High: 28 °F

    Slight Chance
    Snow and Very
    Windy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23. Windy, with a west wind 29 to 33 mph, with gusts as high as 45 mph.

    Low: 23 °F

    Mostly Cloudy
    and Windy

  • Friday

    Friday: Partly sunny, with a high near 27. Windy.

    High: 27 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. Windy.

    Low: 21 °F

    Partly Cloudy
    and Windy

Detailed Forecast

Overnight
A 50 percent chance of snow, mainly after 2am. Widespread blowing snow, mainly after 4am. Mostly cloudy, with a steady temperature around 26. Very windy, with a west wind 41 to 45 mph, with gusts as high as 65 mph. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Snow. The snow could be heavy at times. Widespread blowing snow. High near 28. Very windy, with a west wind 43 to 48 mph decreasing to 31 to 36 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 26. Very windy, with a west wind 36 to 44 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Wednesday
Snow, mainly before noon. High near 32. Very windy, with a west wind 39 to 44 mph decreasing to 31 to 36 mph in the afternoon. Winds could gust as high as 65 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A slight chance of snow before 11pm, then a slight chance of snow after 3am. Partly cloudy, with a low around 23. Very windy, with a west wind 37 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 20%.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 28. Very windy, with a west wind 31 to 36 mph decreasing to 24 to 29 mph in the morning. Winds could gust as high as 49 mph.
Thursday Night
Mostly cloudy, with a low around 23. Windy, with a west wind 29 to 33 mph, with gusts as high as 45 mph.
Friday
Partly sunny, with a high near 27. Windy.
Friday Night
Partly cloudy, with a low around 21. Windy.
Saturday
Mostly sunny, with a high near 27. Breezy.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
Mostly sunny, with a high near 26. Breezy.
Sunday Night
Partly cloudy, with a low around 17. Breezy.
Monday
A slight chance of snow showers. Partly sunny, with a high near 26. Breezy.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles E Afton WY
 42.74°N 110.6°W (Elev. 10600 ft)
12:17 am MST Dec 9, 2025
1am MST Dec 9, 2025-6pm MST Dec 15, 2025
 
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Additional Resources

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