Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

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

NA

32°F

0°C

Humidity 84%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 19 Jan 09:01 PM PST
Extended Forecast for

4 Miles SE Washington Pass WA

Air Stagnation Advisory January 19, 09:27pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 09:27pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 26 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 31. North wind 6 to 14 mph becoming west in the afternoon.

    High: 31 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20. West wind around 10 mph.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29. Southwest wind 6 to 10 mph.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20. West wind 8 to 10 mph.

    Low: 20 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Friday

    Friday: A 10 percent chance of snow after 4pm.  Sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Blustery, with a west wind 14 to 18 mph.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 31. North wind 6 to 14 mph becoming west in the afternoon.
Tuesday Night
Mostly clear, with a low around 20. West wind around 10 mph.
Wednesday
Mostly sunny, with a high near 29. Southwest wind 6 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 20. West wind 8 to 10 mph.
Thursday
Partly sunny, with a high near 28.
Thursday Night
Partly cloudy, with a low around 16.
Friday
A 10 percent chance of snow after 4pm. Sunny, with a high near 25.
Friday Night
A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 14.
Saturday
A 30 percent chance of snow after 10am. Mostly sunny, with a high near 24.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 17.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 25.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 21.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Washington Pass WA
 48.49°N 120.61°W (Elev. 7392 ft)
9:02 pm PST Jan 19, 2026
9pm PST Jan 19, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

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