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 73%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 19 Jan 12:01 PM PST
Extended Forecast for

Washington Pass WA

Air Stagnation Advisory January 19, 12:34pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 12:34pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • M.L.King Day

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 27. Southwest wind 5 to 8 mph.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39. Northwest wind around 5 mph becoming calm  in the morning.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 37. Light and variable wind.

    High: 37 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

M.L.King Day
Sunny, with a high near 42. Calm wind.
Tonight
Partly cloudy, with a low around 27. Southwest wind 5 to 8 mph.
Tuesday
Mostly sunny, with a high near 39. Northwest wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 22. Calm wind becoming northwest around 5 mph after midnight.
Wednesday
Sunny, with a high near 37. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 32.
Friday Night
A 10 percent chance of snow after 4am. Partly cloudy, with a low around 19.
Saturday
A 30 percent chance of snow. Mostly sunny, with a high near 32.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
Washington Pass WA
 48.55°N 120.62°W (Elev. 4304 ft)
8:27 am PST Jan 19, 2026
12pm PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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