Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

56°F

13°C

Humidity 24%
Wind Speed ENE 7 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 30 Mar 04:46 PM PDT
Extended Forecast for

5 Miles S Cascade Locks OR

  • Tonight

    Tonight: A chance of rain and snow, mainly after 5am.  Snow level 2700 feet lowering to 1100 feet after midnight . Increasing clouds, with a low around 36. East southeast wind 3 to 5 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 36 °F

    Mostly Clear
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 11am, then a chance of rain.  Snow level 1900 feet rising to 4300 feet in the afternoon. Mostly cloudy, with a high near 49. Calm wind.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 11pm.  Low around 40. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 48. Light south southwest wind.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 48 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Snow level 3700 feet lowering to 2200 feet after midnight . Low around 37. West southwest wind 3 to 5 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain

  • Thursday

    Thursday: Rain.  Snow level 2000 feet rising to 3000 feet in the afternoon. High near 47. Chance of precipitation is 90%.

    High: 47 °F

    Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain before 11pm.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of rain and snow, mainly after 5am. Snow level 2700 feet lowering to 1100 feet after midnight . Increasing clouds, with a low around 36. East southeast wind 3 to 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A chance of rain and snow before 11am, then a chance of rain. Snow level 1900 feet rising to 4300 feet in the afternoon. Mostly cloudy, with a high near 49. Calm wind. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
Rain, mainly after 11pm. Low around 40. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 48. Light south southwest wind. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Rain. Snow level 3700 feet lowering to 2200 feet after midnight . Low around 37. West southwest wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain. Snow level 2000 feet rising to 3000 feet in the afternoon. High near 47. Chance of precipitation is 90%.
Thursday Night
A 40 percent chance of rain before 11pm. Mostly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 43.
Monday
A chance of rain. Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Cascade Locks OR
 45.62°N 121.89°W (Elev. 833 ft)
4:41 pm PDT Mar 30, 2026
5pm PDT Mar 30, 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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