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

Leavenworth (LVN11)

Lat: 47.59119°NLon: 120.67132°WElev: 1190.0ft.

NA

30°F

-1°C

Humidity 77%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 20 Jan 02:00 AM PST
Extended Forecast for

9 Miles WSW Leavenworth WA

Air Stagnation Advisory January 20, 02:38am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 20, 02:38am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Overnight

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 27 by 1pm. East wind 10 to 13 mph.

    High: 32 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Southeast wind around 11 mph becoming west after midnight.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 30. Southwest wind 8 to 10 mph becoming southeast in the afternoon.

    High: 30 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 18. Southwest wind 7 to 9 mph.

    Low: 18 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 29. West wind around 13 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 27 by 1pm. East wind 10 to 13 mph.
Tuesday Night
Mostly clear, with a low around 23. Southeast wind around 11 mph becoming west after midnight.
Wednesday
Sunny, with a high near 30. Southwest wind 8 to 10 mph becoming southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 18. Southwest wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 26.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Sunny, with a high near 26.
Friday Night
Mostly clear, with a low around 15.
Saturday
Mostly sunny, with a high near 28.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 19.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 26.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW Leavenworth WA
 47.57°N 120.85°W (Elev. 7815 ft)
1:12 am PST Jan 20, 2026
2am PST Jan 20, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database