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

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

NA

35°F

2°C

Humidity 63%
Wind Speed NE 6 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 30 Dec 05:21 AM PST
Extended Forecast for

5 Miles S Cascade Locks OR

  • Today

    Today: Widespread frost before 9am, then areas of frost after 5pm.  Otherwise, sunny, with a high near 40. East wind 8 to 10 mph, with gusts as high as 28 mph.

    High: 40 °F

    Frost

  • Tonight

    Tonight: Widespread frost, mainly after 7pm.  Otherwise, mostly clear, with a low around 31. East wind around 7 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Frost

  • Wednesday

    Wednesday: Partly sunny, with a high near 41. East wind around 6 mph.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Widespread frost after 1am.  Otherwise, mostly cloudy, with a low around 32. East wind 3 to 5 mph.

    Low: 32 °F

    Mostly Cloudy
    then Frost

  • New Year's Day

    New Year's Day: Rain, mainly after 4pm.  High near 41. Light east wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 41 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain.  Low around 36. Chance of precipitation is 90%.

    Low: 36 °F

    Rain

  • Friday

    Friday: Showers.  High near 42. Chance of precipitation is 90%.

    High: 42 °F

    Showers

  • Friday Night

    Friday Night: Showers.  Cloudy, with a low around 39.

    Low: 39 °F

    Showers

  • Saturday

    Saturday: Showers.  Cloudy, with a high near 44.

    High: 44 °F

    Showers

Detailed Forecast

Today
Widespread frost before 9am, then areas of frost after 5pm. Otherwise, sunny, with a high near 40. East wind 8 to 10 mph, with gusts as high as 28 mph.
Tonight
Widespread frost, mainly after 7pm. Otherwise, mostly clear, with a low around 31. East wind around 7 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 41. East wind around 6 mph.
Wednesday Night
Widespread frost after 1am. Otherwise, mostly cloudy, with a low around 32. East wind 3 to 5 mph.
New Year's Day
Rain, mainly after 4pm. High near 41. Light east wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 36. Chance of precipitation is 90%.
Friday
Showers. High near 42. Chance of precipitation is 90%.
Friday Night
Showers. Cloudy, with a low around 39.
Saturday
Showers. Cloudy, with a high near 44.
Saturday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 38.
Sunday
Showers likely. Mostly cloudy, with a high near 46.
Sunday Night
Showers likely. Mostly cloudy, with a low around 37.
Monday
Showers likely. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Cascade Locks OR
 45.62°N 121.89°W (Elev. 833 ft)
4:41 am PST Dec 30, 2025
5am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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Additional Resources

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