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 NNE Trinity WA

Air Stagnation Advisory January 19, 09:25pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 09:25pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33. North wind 6 to 10 mph becoming west in the afternoon.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20. West wind around 7 mph.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 29. Southwest wind 6 to 8 mph.

    High: 29 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20. West wind around 7 mph.

    Low: 20 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 16 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 31. Northwest wind around 11 mph.
Tuesday
Mostly sunny, with a high near 33. North wind 6 to 10 mph becoming west in the afternoon.
Tuesday Night
Mostly clear, with a low around 20. West wind around 7 mph.
Wednesday
Sunny, with a high near 29. Southwest wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 20. West wind around 7 mph.
Thursday
Mostly sunny, with a high near 29.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Sunny, with a high near 26.
Friday Night
A 10 percent chance of snow after 4am. Mostly clear, with a low around 15.
Saturday
A 30 percent chance of snow, mainly after 10am. Mostly sunny, with a high near 26.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 27.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 22.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Trinity WA
 48.13°N 120.79°W (Elev. 6841 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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