Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

SAWMILL FLATS (MEFW1)

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

NA

37°F

3°C

Humidity 100%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 31 Jan 09:25 PM PST
Extended Forecast for

Chinook Pass WA

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 4am.  Mostly cloudy, with a steady temperature around 35. South wind around 10 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow, mainly after 7am.  High near 34. Southwest wind around 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 34 °F

    Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 10pm.  Low around 29. Southwest wind around 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Snow

  • Monday

    Monday: Snow before 1pm, then rain, possibly mixed with snow.  High near 36. Southwest wind around 8 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 36 °F

    Snow then
    Rain/Snow

  • Monday Night

    Monday Night: Rain likely, possibly mixed with snow, becoming all rain after 7pm.  Mostly cloudy, with a low around 33. Southwest wind around 7 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain

  • Tuesday

    Tuesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly after 4am. Mostly cloudy, with a steady temperature around 35. South wind around 10 mph, with gusts as high as 23 mph.
Sunday
Snow, mainly after 7am. High near 34. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow, mainly before 10pm. Low around 29. Southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Snow before 1pm, then rain, possibly mixed with snow. High near 36. Southwest wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Monday Night
Rain likely, possibly mixed with snow, becoming all rain after 7pm. Mostly cloudy, with a low around 33. Southwest wind around 7 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday
Partly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 46.
Thursday Night
Mostly clear, with a low around 32.
Friday
Mostly sunny, with a high near 45.
Friday Night
A chance of rain. Partly cloudy, with a low around 33.
Saturday
A chance of rain and snow. Partly sunny, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.88°N 121.5°W (Elev. 4823 ft)
9:37 pm PST Jan 31, 2026
10pm PST Jan 31, 2026-6pm PST Feb 7, 2026
 
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