National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Leavenworth (LVN11)

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

NA

24°F

-4°C

Humidity 96%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 30 Dec 05:00 AM PST
Extended Forecast for

9 Miles WSW Leavenworth WA

Air Stagnation Advisory until January 1, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until January 1, 12:00pm

    NOW until 12:00pm Thu

    Air Stagnation Advisory

  • Today

    High: 33 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Light southwest wind.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. Light and variable wind.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: A 20 percent chance of snow after 10am. Mostly cloudy, with a high near 32. Calm wind.

    High: 32 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 25. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Chance Snow

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 31. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 31 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow. Low around 27. Chance of precipitation is 80%.

    Low: 27 °F

    Snow

Detailed Forecast

Today
Mostly sunny, with a high near 33. Calm wind.
Tonight
Partly cloudy, with a low around 25. Light southwest wind.
Wednesday
Mostly sunny, with a high near 36. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 22. Calm wind.
New Year's Day
A 20 percent chance of snow after 10am. Mostly cloudy, with a high near 32. Calm wind.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25. New snow accumulation of less than one inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 31. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Friday Night
Snow. Low around 27. Chance of precipitation is 80%.
Saturday
Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 31.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW Leavenworth WA
 47.53°N 120.81°W (Elev. 4649 ft)
Last Update:
3:31 am PST Dec 30, 2025
Forecast Valid:
6am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation