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

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.34694°NLon: 120.72028°WElev: 1230.0ft.

NA

32°F

0°C

Humidity 97%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 10 Dec 12:01 AM PST
Extended Forecast for

13 Miles WNW Mazama WA

  • Overnight

    Overnight: Rain, possibly mixed with snow, becoming all rain after 5am.  Steady temperature around 33. West wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.

    Low: 33 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow. The rain could be heavy at times.  High near 33. West wind around 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 33 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 10pm. The rain and snow could be heavy at times.  Low around 24. West wind 10 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    Low: 24 °F

    Rain/Snow
    then Heavy
    Snow

  • Thursday

    Thursday: Snow, mainly before 10am.  High near 28. West wind 11 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 28 °F

    Snow then
    Chance Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 23. West wind around 9 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Snow Likely

  • Friday

    Friday: Snow.  High near 30. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 28. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Snow Likely

  • Saturday

    Saturday: A 40 percent chance of snow.  Mostly cloudy, with a high near 30.

    High: 30 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 26. Chance of precipitation is 60%.

    Low: 26 °F

    Snow Likely

Detailed Forecast

Overnight
Rain, possibly mixed with snow, becoming all rain after 5am. Steady temperature around 33. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.
Wednesday
Rain, possibly mixed with snow. The rain could be heavy at times. High near 33. West wind around 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Rain and snow, becoming all snow after 10pm. The rain and snow could be heavy at times. Low around 24. West wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Thursday
Snow, mainly before 10am. High near 28. West wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 23. West wind around 9 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow. High near 30. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 28. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 30.
Saturday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Sunday
Snow. High near 29. Chance of precipitation is 80%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.
Monday
Snow. The snow could be heavy at times. High near 30. Chance of precipitation is 90%.
Monday Night
Snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 90%.
Tuesday
Snow. High near 25. Chance of precipitation is 90%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles WNW Mazama WA
 48.71°N 120.67°W (Elev. 6266 ft)
2:58 am PST Dec 10, 2025
3am PST Dec 10, 2025-6pm PST Dec 16, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database