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

47°F

8°C

Humidity 91%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 01 Apr 04:36 PM PDT
Extended Forecast for

3 Miles W 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

  • This Afternoon

    High: 49 °F

    Showers

  • Tonight

    Tonight: Rain and possibly a thunderstorm.  Snow level 3000 feet lowering to 1900 feet after midnight . Low around 38. West southwest wind 10 to 14 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain

  • Thursday

    Thursday: Rain.  Snow level 2000 feet rising to 3300 feet in the afternoon. High near 50. Breezy, with a west southwest wind 14 to 21 mph, with gusts as high as 38 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm.  Areas of frost after 5am.  Otherwise, partly cloudy, with a low around 37. Breezy, with a west southwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 31 mph.

    Low: 37 °F

    Slight Chance
    Rain and
    Breezy then
    Areas Frost

  • Friday

    Friday: Mostly sunny, with a high near 60. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 49. West southwest wind around 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and possibly a thunderstorm. Snow level 3000 feet lowering to 1900 feet after midnight . Low around 38. West southwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain. Snow level 2000 feet rising to 3300 feet in the afternoon. High near 50. Breezy, with a west southwest wind 14 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 20 percent chance of rain before 11pm. Areas of frost after 5am. Otherwise, partly cloudy, with a low around 37. Breezy, with a west southwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 31 mph.
Friday
Mostly sunny, with a high near 60. Calm wind becoming west 5 to 7 mph in the afternoon.
Friday Night
Clear, with a low around 41.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
A slight chance of rain. Partly sunny, with a high near 65. Breezy.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 44. Breezy.
Wednesday
A chance of rain. Partly sunny, with a high near 57. Breezy.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Cascade Locks OR
 45.67°N 121.94°W (Elev. 509 ft)
4:41 pm PDT Apr 1, 2026
4pm PDT Apr 1, 2026-6pm PDT Apr 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database