Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

43°F

6°C

Humidity 91%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 01 Apr 06:06 AM PDT
Extended Forecast for

11 Miles NNE Cascade Locks OR

Winter Weather Advisory until April 2, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until April 2, 05:00pm

    NOW until 5:00pm Thu

    Winter Weather Advisory

  • Today

    High: 40 °F

    Rain/Snow
    then Rain

  • Tonight

    Tonight: Rain and snow, becoming all snow after 11pm.  Low around 33. West wind around 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 33 °F

    Rain/Snow
    then Snow

  • Thursday

    Thursday: Snow before 2pm, then rain and snow.  High near 40. Windy, with a west wind 15 to 23 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Windy. Snow
    then
    Rain/Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm.  Snow level 3500 feet lowering to 2800 feet after midnight . Partly cloudy, with a low around 32. Breezy, with a west wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 33 mph.

    Low: 32 °F

    Slight Chance
    Rain and
    Breezy then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 51. West wind around 9 mph.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Today
Rain likely, possibly mixed with snow before 9am, then rain. Snow level 3200 feet rising to 4200 feet in the afternoon. High near 40. West southwest wind 6 to 11 mph becoming east in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tonight
Rain and snow, becoming all snow after 11pm. Low around 33. West wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday
Snow before 2pm, then rain and snow. High near 40. Windy, with a west wind 15 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of rain before 11pm. Snow level 3500 feet lowering to 2800 feet after midnight . Partly cloudy, with a low around 32. Breezy, with a west wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 33 mph.
Friday
Sunny, with a high near 51. West wind around 9 mph.
Friday Night
Clear, with a low around 36.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 62.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Tuesday
A chance of rain. Partly sunny, with a high near 54. Breezy.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Cascade Locks OR
 45.81°N 121.76°W (Elev. 2795 ft)
5:41 am PDT Apr 1, 2026
6am PDT Apr 1, 2026-6pm PDT Apr 7, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database