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

45°F

7°C

Humidity 91%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 01 Apr 10:06 AM PDT
Extended Forecast for

3 Miles WNW 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: 47 °F

    Showers

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 2am, then rain likely.  Snow level 3000 feet lowering to 1900 feet after midnight . Low around 36. West southwest wind 10 to 14 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Thursday

    Thursday: Rain.  Snow level 2000 feet rising to 3100 feet in the afternoon. High near 46. Breezy, with a west southwest wind 13 to 18 mph, with gusts as high as 36 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before 11pm.  Patchy frost after 2am. Snow level 3400 feet lowering to 2800 feet after midnight .  Otherwise, partly cloudy, with a low around 34. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 31 mph.

    Low: 34 °F

    Chance Rain
    and Breezy
    then Patchy
    Frost

  • Friday

    Friday: Areas of frost before 9am.  Otherwise, sunny, with a high near 57. West wind 3 to 7 mph.

    High: 57 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Today
Rain, mainly before 4pm, then showers and possibly a thunderstorm after 5pm. High near 47. East wind 7 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain and possibly a thunderstorm before 2am, then rain likely. Snow level 3000 feet lowering to 1900 feet after midnight . Low around 36. West southwest wind 10 to 14 mph, with gusts as high as 28 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 3100 feet in the afternoon. High near 46. Breezy, with a west southwest wind 13 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 30 percent chance of rain before 11pm. Patchy frost after 2am. Snow level 3400 feet lowering to 2800 feet after midnight . Otherwise, partly cloudy, with a low around 34. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 31 mph.
Friday
Areas of frost before 9am. Otherwise, sunny, with a high near 57. West wind 3 to 7 mph.
Friday Night
Clear, with a low around 38.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 68.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Tuesday
A chance of rain. Partly sunny, with a high near 58. Breezy.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Cascade Locks OR
 45.7°N 121.94°W (Elev. 1257 ft)
9:41 am PDT Apr 1, 2026
10am PDT Apr 1, 2026-6pm PDT Apr 7, 2026
 
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Additional Resources

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