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 1 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 19 Jan 08:01 PM PST
Extended Forecast for

Trinity WA

Air Stagnation Advisory January 19, 08:54pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 08:54pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 42. Light and variable wind.

    High: 42 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41. Calm wind.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. North wind 3 to 5 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 42. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 25. Calm wind.
Wednesday
Sunny, with a high near 41. Calm wind.
Wednesday Night
Partly cloudy, with a low around 25. Calm wind.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Sunny, with a high near 39.
Friday Night
A 10 percent chance of snow after 4am. Mostly clear, with a low around 22.
Saturday
A 30 percent chance of snow, mainly after 10am. Mostly sunny, with a high near 38.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 26.
Sunday
A chance of rain and snow. Partly sunny, with a high near 39. Chance of precipitation is 50%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Monday
A chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Trinity WA
 48.08°N 120.84°W (Elev. 3346 ft)
3:11 pm PST Jan 19, 2026
8pm PST Jan 19, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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