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 >

Current conditions at

DEE FLAT (DEFO)

Lat: 45.58639°NLon: 121.64056°WElev: 1260.0ft.

NA

28°F

-2°C

Humidity 84%
Wind Speed NNE 6 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill21°F (-6°C)
Last update 30 Dec 07:45 AM PST
Extended Forecast for

7 Miles ESE Cascade Locks OR

  • Today

    Today: Sunny, with a high near 34. Windy, with an east southeast wind 17 to 25 mph, with gusts as high as 33 mph.

    High: 34 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Breezy, with a southeast wind around 18 mph, with gusts as high as 25 mph.

    Low: 29 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. Breezy, with an east wind 11 to 18 mph, with gusts as high as 23 mph.

    High: 35 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26. Breezy, with an east wind around 15 mph, with gusts as high as 18 mph.

    Low: 26 °F

    Mostly Cloudy
    and Breezy

  • New Year's Day

    New Year's Day: A chance of rain and snow.  Snow level 4800 feet rising to 5800 feet in the afternoon. Cloudy, with a high near 31. East northeast wind 8 to 13 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 31 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain.  Snow level 6400 feet. Low around 29. Chance of precipitation is 80%.

    Low: 29 °F

    Rain

  • Friday

    Friday: Rain showers before 4pm, then rain, possibly mixed with snow showers.  Snow level 6200 feet. High near 32. Breezy.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Showers and
    Breezy then
    Rain/Snow

  • Friday Night

    Friday Night: Snow showers, possibly mixed with rain.  Snow level 5500 feet lowering to 4700 feet after midnight . Cloudy, with a low around 31.

    Low: 31 °F

    Rain/Snow

  • Saturday

    Saturday: Snow showers.  Cloudy, with a high near 34. Breezy.

    High: 34 °F

    Snow Showers
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 34. Windy, with an east southeast wind 17 to 25 mph, with gusts as high as 33 mph.
Tonight
Partly cloudy, with a low around 29. Breezy, with a southeast wind around 18 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 35. Breezy, with an east wind 11 to 18 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly cloudy, with a low around 26. Breezy, with an east wind around 15 mph, with gusts as high as 18 mph.
New Year's Day
A chance of rain and snow. Snow level 4800 feet rising to 5800 feet in the afternoon. Cloudy, with a high near 31. East northeast wind 8 to 13 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday Night
Rain. Snow level 6400 feet. Low around 29. Chance of precipitation is 80%.
Friday
Rain showers before 4pm, then rain, possibly mixed with snow showers. Snow level 6200 feet. High near 32. Breezy. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
Snow showers, possibly mixed with rain. Snow level 5500 feet lowering to 4700 feet after midnight . Cloudy, with a low around 31.
Saturday
Snow showers. Cloudy, with a high near 34. Breezy.
Saturday Night
Snow showers likely, mainly before 10pm. Mostly cloudy, with a low around 31.
Sunday
Snow showers likely. Mostly cloudy, with a high near 33.
Sunday Night
Snow showers likely. Mostly cloudy, with a low around 30.
Monday
Snow showers likely. Mostly cloudy, with a high near 33.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ESE Cascade Locks OR
 45.63°N 121.77°W (Elev. 4442 ft)
8:21 am PST Dec 30, 2025
8am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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Additional Resources

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