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

36°F

2°C

Humidity 70%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 19 Jan 01:01 PM PST
Extended Forecast for

16 Miles SW Twisp WA

Air Stagnation Advisory January 19, 02:14pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 02:14pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • M.L.King Day

    High: 36 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. West wind 6 to 8 mph.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 34. North wind 5 to 7 mph becoming calm  in the afternoon.

    High: 34 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 18. West wind around 6 mph.

    Low: 18 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29. Southwest wind 3 to 5 mph.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Thursday Night

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

    Low: 16 °F

    Partly Cloudy

Detailed Forecast

M.L.King Day
Sunny, with a high near 36. Calm wind.
Tonight
Mostly cloudy, with a low around 26. West wind 6 to 8 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 34. North wind 5 to 7 mph becoming calm in the afternoon.
Tuesday Night
Mostly clear, with a low around 18. West wind around 6 mph.
Wednesday
Mostly sunny, with a high near 29. Southwest wind 3 to 5 mph.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
Partly sunny, with a high near 28.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Sunny, with a high near 26.
Friday Night
Partly cloudy, with a low around 15.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 25.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16.
Sunday
A 40 percent chance of snow. Partly sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SW Twisp WA
 48.22°N 120.4°W (Elev. 5879 ft)
1:31 pm PST Jan 19, 2026
2pm PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

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