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

21 Miles NW Mazama WA

Air Stagnation Advisory January 19, 01:50pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 01:50pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • M.L.King Day

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 24. Southwest wind 6 to 9 mph becoming north after midnight.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34. Northeast wind 5 to 8 mph.

    High: 34 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Northeast wind around 7 mph becoming northwest after midnight.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34. Northwest wind 5 to 7 mph becoming light and variable  in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 31.

    High: 31 °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 39. Light west wind.
Tonight
Partly cloudy, with a low around 24. Southwest wind 6 to 9 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 34. Northeast wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 22. Northeast wind around 7 mph becoming northwest after midnight.
Wednesday
Mostly sunny, with a high near 34. Northwest wind 5 to 7 mph becoming light and variable in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Partly sunny, with a high near 31.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Mostly sunny, with a high near 28.
Friday Night
A 20 percent chance of snow. Partly cloudy, with a low around 17.
Saturday
A 30 percent chance of snow. Mostly sunny, with a high near 29.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19.
Sunday
Snow likely. Mostly cloudy, with a high near 30. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NW Mazama WA
 48.83°N 120.74°W (Elev. 6033 ft)
1:31 pm PST Jan 19, 2026
1pm PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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