Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

SAWMILL FLATS (MEFW1)

Lat: 46.9675°NLon: 121.08444°WElev: 3000.0ft.

NA

41°F

5°C

Humidity 61%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 15 Mar 04:25 PM PDT
Extended Forecast for

Chinook Pass WA

Winter Weather Advisory March 15, 08:00pm until March 16, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  • This Afternoon

    This Afternoon: A 50 percent chance of snow.  Cloudy, with a steady temperature around 31. South wind around 5 mph.  Total daytime snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Chance Snow

  • Tonight

    Tonight: A 50 percent chance of snow.  Mostly cloudy, with a temperature rising to around 35 by 4am. South wind 5 to 7 mph, with gusts as high as 18 mph.  New snow accumulation of less than one inch possible.

    Low: 30 °F

    Chance Snow

  • Monday

    Monday: A 50 percent chance of snow.  Mostly cloudy, with a high near 41. South wind 7 to 9 mph, with gusts as high as 24 mph.  Little or no snow accumulation expected.

    High: 41 °F

    Chance Snow

  • Monday Night

    Monday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 35. Southwest wind 8 to 14 mph, with gusts as high as 34 mph.  Little or no snow accumulation expected.

    Low: 35 °F

    Chance Snow

  • Tuesday

    Tuesday: A 50 percent chance of snow.  Mostly cloudy, with a high near 41. Southwest wind 7 to 13 mph, with gusts as high as 32 mph.  Little or no snow accumulation expected.

    High: 41 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 36. Little or no snow accumulation expected.

    Low: 36 °F

    Chance Snow

  • Wednesday

    Wednesday: A 50 percent chance of snow.  Mostly cloudy, with a high near 42. Little or no snow accumulation expected.

    High: 42 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Snow

  • Thursday

    Thursday: A 50 percent chance of snow.  Mostly cloudy, with a high near 44.

    High: 44 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 50 percent chance of snow. Cloudy, with a steady temperature around 31. South wind around 5 mph. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A 50 percent chance of snow. Mostly cloudy, with a temperature rising to around 35 by 4am. South wind 5 to 7 mph, with gusts as high as 18 mph. New snow accumulation of less than one inch possible.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 41. South wind 7 to 9 mph, with gusts as high as 24 mph. Little or no snow accumulation expected.
Monday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 35. Southwest wind 8 to 14 mph, with gusts as high as 34 mph. Little or no snow accumulation expected.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a high near 41. Southwest wind 7 to 13 mph, with gusts as high as 32 mph. Little or no snow accumulation expected.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 36. Little or no snow accumulation expected.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 42. Little or no snow accumulation expected.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 38.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 44.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 38.
Friday
A chance of snow. Mostly cloudy, with a high near 41.
Friday Night
A chance of snow. Mostly cloudy, with a low around 29.
Saturday
A chance of snow. Partly sunny, with a high near 37.
Saturday Night
A chance of snow. Partly cloudy, with a low around 24.
Sunday
A chance of snow. Mostly sunny, with a high near 36.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.87°N 121.53°W (Elev. 4823 ft)
4:21 pm PDT Mar 15, 2026
5pm PDT Mar 15, 2026-6pm PDT Mar 22, 2026
 
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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