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

31°F

-1°C

Humidity 78%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 19 Jan 09:01 AM PST
Extended Forecast for

5 Miles WSW Washington Pass WA

Air Stagnation Advisory January 19, 09:51am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 09:51am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • M.L.King Day

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. West wind 6 to 9 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. North wind 6 to 8 mph becoming west in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Northwest wind around 6 mph.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 34. Southwest wind around 7 mph becoming south in the morning.

    High: 34 °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 32.

    High: 32 °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 39. West wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 27. West wind 6 to 9 mph.
Tuesday
Mostly sunny, with a high near 36. North wind 6 to 8 mph becoming west in the afternoon.
Tuesday Night
Mostly clear, with a low around 22. Northwest wind around 6 mph.
Wednesday
Sunny, with a high near 34. Southwest wind around 7 mph becoming south in the morning.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 20.
Friday
A 10 percent chance of snow after 4pm. Mostly sunny, with a high near 30.
Friday Night
A slight chance of snow before 10pm, then a slight chance of snow after 4am. Partly cloudy, with a low around 18. Chance of precipitation is 20%.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 29.
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 29.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Washington Pass WA
 48.51°N 120.77°W (Elev. 5351 ft)
8:27 am PST Jan 19, 2026
9am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

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