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

34°F

1°C

Humidity 77%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 19 Jan 04:01 PM PST
Extended Forecast for

4 Miles WSW Washington Pass WA

Air Stagnation Advisory January 19, 05:10pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 05:10pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 37. North wind around 6 mph becoming southeast in the afternoon.

    High: 37 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. North wind around 5 mph becoming west after midnight.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 34. West wind around 6 mph becoming south in the morning.

    High: 34 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. Southwest wind 3 to 5 mph.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 26. West wind 5 to 7 mph becoming north after midnight.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 37. North wind around 6 mph becoming southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 22. North wind around 5 mph becoming west after midnight.
Wednesday
Sunny, with a high near 34. West wind around 6 mph becoming south in the morning.
Wednesday Night
Partly cloudy, with a low around 22. Southwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Sunny, with a high near 31.
Friday Night
A 20 percent chance of snow. Partly cloudy, with a low around 18.
Saturday
A 30 percent chance of snow, mainly after 10am. Mostly sunny, with a high near 31.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 21.
Sunday
Snow likely. Partly sunny, with a high near 31. Chance of precipitation is 60%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Washington Pass WA
 48.51°N 120.74°W (Elev. 6024 ft)
3:11 pm PST Jan 19, 2026
5pm PST Jan 19, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

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