Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

42°F

6°C

Humidity 52%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 31 Mar 06:16 AM PDT
Extended Forecast for

3 Miles W Cascade Locks OR

  • Today

    Today: Rain and snow likely, becoming all rain after noon.  Snow level 1200 feet rising to 4300 feet in the afternoon. Mostly cloudy, with a high near 51. East northeast wind 6 to 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 51 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Tonight

    Tonight: Rain, mainly after 2am.  Low around 42. Light and variable wind becoming west southwest around 6 mph in the evening.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely
    then Rain

  • Wednesday

    Wednesday: Rain.  High near 50. Northeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Showers.  Snow level 3400 feet lowering to 2200 feet after midnight . Low around 39. Southwest wind 10 to 14 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers

  • Thursday

    Thursday: Showers.  Snow level 2100 feet rising to 3100 feet in the afternoon. High near 50. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before 11pm.  Partly cloudy, with a low around 38. Breezy.

    Low: 38 °F

    Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Rain and snow likely, becoming all rain after noon. Snow level 1200 feet rising to 4300 feet in the afternoon. Mostly cloudy, with a high near 51. East northeast wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tonight
Rain, mainly after 2am. Low around 42. Light and variable wind becoming west southwest around 6 mph in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 50. Northeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers. Snow level 3400 feet lowering to 2200 feet after midnight . Low around 39. Southwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers. Snow level 2100 feet rising to 3100 feet in the afternoon. High near 50. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 38. Breezy.
Friday
Sunny, with a high near 59.
Friday Night
Clear, with a low around 40.
Saturday
Sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Cascade Locks OR
 45.67°N 121.94°W (Elev. 509 ft)
5:41 am PDT Mar 31, 2026
6am PDT Mar 31, 2026-6pm PDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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