Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Pinedale, Ralph Wenz Field Airport (KPNA)

Lat: 42.79528°NLon: 109.80694°WElev: 7087.0ft.

Mostly Cloudy

34°F

1°C

Humidity 86%
Wind Speed WNW 6 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 09 Dec 06:15 PM MST
Extended Forecast for

20 Miles ENE Boulder WY

Winter Weather Advisory December 9, 06:40pm until December 10, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 9, 06:40pm until December 10, 05:00pm

    NOW until 5:00pm Wed

    Winter Weather Advisory

  • Tonight

    Low: 21 °F

    Heavy Snow
    and Blowing
    Snow

  • Wednesday

    Wednesday: Snow showers likely, mainly before 8am.  Widespread blowing snow, mainly before 2pm. Mostly cloudy, with a high near 32. Very windy, with a west wind 33 to 36 mph, with gusts as high as 55 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow Showers
    Likely and
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. Windy, with a west wind 31 to 33 mph, with gusts as high as 50 mph.

    Low: 22 °F

    Partly Cloudy
    and Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 29. Windy, with a west wind 24 to 31 mph, with gusts as high as 47 mph.

    High: 29 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21. Windy, with a west wind around 25 mph, with gusts as high as 38 mph.

    Low: 21 °F

    Partly Cloudy
    and Windy

  • Friday

    Friday: Mostly sunny, with a high near 27. Breezy, with a west wind 21 to 24 mph, with gusts as high as 37 mph.

    High: 27 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19. Windy, with a west wind 24 to 29 mph, with gusts as high as 44 mph.

    Low: 19 °F

    Partly Cloudy
    and Windy

  • Saturday

    Saturday: Mostly sunny, with a high near 27. Windy.

    High: 27 °F

    Mostly Sunny
    and Windy

Detailed Forecast

Tonight
Snow showers likely, mainly after 2am. The snow could be heavy at times. Widespread blowing snow, mainly after 2am. Mostly cloudy, with a low around 21. Windy, with a west wind 26 to 32 mph, with gusts as high as 48 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 2 to 4 inches possible.
Wednesday
Snow showers likely, mainly before 8am. Widespread blowing snow, mainly before 2pm. Mostly cloudy, with a high near 32. Very windy, with a west wind 33 to 36 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Partly cloudy, with a low around 22. Windy, with a west wind 31 to 33 mph, with gusts as high as 50 mph.
Thursday
Mostly sunny, with a high near 29. Windy, with a west wind 24 to 31 mph, with gusts as high as 47 mph.
Thursday Night
Partly cloudy, with a low around 21. Windy, with a west wind around 25 mph, with gusts as high as 38 mph.
Friday
Mostly sunny, with a high near 27. Breezy, with a west wind 21 to 24 mph, with gusts as high as 37 mph.
Friday Night
Partly cloudy, with a low around 19. Windy, with a west wind 24 to 29 mph, with gusts as high as 44 mph.
Saturday
Mostly sunny, with a high near 27. Windy.
Saturday Night
Partly cloudy, with a low around 19. Breezy.
Sunday
Mostly sunny, with a high near 30. Breezy.
Sunday Night
Partly cloudy, with a low around 18. Breezy.
Monday
Mostly sunny, with a high near 27. Breezy.
Monday Night
Partly cloudy, with a low around 18. Breezy.
Tuesday
A chance of snow showers. Partly sunny, with a high near 25. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles ENE Boulder WY
 42.84°N 109.28°W (Elev. 11375 ft)
5:17 pm MST Dec 9, 2025
6pm MST Dec 9, 2025-6pm MST Dec 16, 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