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 >

7-Day Forecast 45.66°N 121.87°W (Text-Only)
NWS Forecast for: Cascade Locks OR
Issued by: National Weather Service Portland, OR
Last Update: 2:41 pm PDT Apr 1, 2026
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  • This
    Afternoon

    This Afternoon: Rain, mainly before 5pm, then showers and possibly a thunderstorm after 5pm.  High near 50. West southwest wind around 7 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers


  • Tonight

    Tonight: Rain and possibly a thunderstorm.  Snow level 3000 feet lowering to 1900 feet after midnight . Low around 37. West southwest wind 7 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Rain


  • Thursday

    Thursday: Rain.  Snow level 2000 feet rising to 3300 feet in the afternoon. High near 49. West southwest wind 9 to 14 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Rain


  • 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. West southwest wind 6 to 11 mph becoming light  after midnight. Winds could gust as high as 24 mph.

    Low: 37 °F

    Slight Chance
    Rain then
    Areas Frost

  • Friday

    Friday: Mostly sunny, with a high near 60. Light west wind.

    High: 60 °F

    Mostly Sunny


  • Friday
    Night

    Friday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear


  • Saturday

    Saturday: Sunny, with a high near 67.

    High: 67 °F

    Sunny


  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear


  • Sunday

    Sunday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny


  • This Afternoon: Rain, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. High near 50. West southwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter 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 37. West southwest wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Thursday: Rain. Snow level 2000 feet rising to 3300 feet in the afternoon. High near 49. West southwest wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth 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. West southwest wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 24 mph.

    Friday: Mostly sunny, with a high near 60. Light west wind.

    Friday Night: Clear, with a low around 39.

    Saturday: Sunny, with a high near 67.

    Saturday Night: Mostly clear, with a low around 45.

    Sunday: Mostly sunny, with a high near 70.

    Sunday Night: Partly cloudy, with a low around 48.

    Monday: Mostly sunny, with a high near 72.

    Monday Night: Partly cloudy, with a low around 48.

    Tuesday: A chance of rain. Partly sunny, with a high near 66.



    Cascade Locks OR
     45.66°N 121.87°W (Elev. 732 ft)

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