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

33°F

1°C

Humidity 74%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 19 Jan 11:01 AM PST
Extended Forecast for

2 Miles WSW Washington Pass WA

Air Stagnation Advisory January 19, 11:29am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 11:29am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • M.L.King Day

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. West wind 5 to 7 mph.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. North wind around 6 mph becoming light and variable  in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. West wind 3 to 5 mph.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 38. South wind 3 to 5 mph.

    High: 38 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24.

    Low: 24 °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 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

M.L.King Day
Sunny, with a high near 42. Calm wind.
Tonight
Mostly clear, with a low around 29. West wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 40. North wind around 6 mph becoming light and variable in the afternoon.
Tuesday Night
Mostly clear, with a low around 24. West wind 3 to 5 mph.
Wednesday
Sunny, with a high near 38. South wind 3 to 5 mph.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Mostly sunny, with a high near 34.
Friday Night
A 10 percent chance of snow after 4am. Partly cloudy, with a low around 20.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 33.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 21.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Washington Pass WA
 48.5°N 120.71°W (Elev. 4321 ft)
8:27 am PST Jan 19, 2026
11am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

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