Record Heat Remains in Place This Week; Severe Thunderstorms Possible Thursday

Record warmth will persist across portions of California, the Southwest U.S., the central Great Basin and return back to areas of the central/southern Plains and mid-lower Mississippi Valley this week. Over 200 new record high temperatures are forecast. Severe thunderstorms are being outlooked on Thursday over the Midwest. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

39°F

4°C

Humidity 80%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 23 Mar 08:06 AM PDT
Extended Forecast for

4 Miles SW Cascade Locks OR

  • Today

    Today: Areas of frost before 9am.  Otherwise, partly sunny, with a high near 54. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 54 °F

    Areas Frost
    then Partly
    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 2am.  Snow level 4000 feet rising to 5700 feet after midnight. Mostly cloudy, with a low around 42. Light south southwest wind.

    Low: 42 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Rain.  High near 52. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 52 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain before 5am, then rain likely, possibly mixed with snow.  Snow level 7500 feet lowering to 4000 feet after midnight . Low around 38. West southwest wind 10 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain, possibly mixed with snow.  Snow level 3000 feet. High near 45. West southwest wind 8 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow, possibly mixed with rain before 11pm, then a chance of snow.  Low around 32. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: A 20 percent chance of snow before 11am.  Partly sunny, then gradually becoming sunny, with a high near 50.

    High: 50 °F

    Slight Chance
    Snow then
    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 34.

    Low: 34 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

Today
Areas of frost before 9am. Otherwise, partly sunny, with a high near 54. Calm wind becoming west southwest around 5 mph in the afternoon.
Tonight
A 30 percent chance of showers, mainly after 2am. Snow level 4000 feet rising to 5700 feet after midnight. Mostly cloudy, with a low around 42. Light south southwest wind.
Tuesday
Rain. High near 52. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain before 5am, then rain likely, possibly mixed with snow. Snow level 7500 feet lowering to 4000 feet after midnight . Low around 38. West southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow. Snow level 3000 feet. High near 45. West southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Snow, possibly mixed with rain before 11pm, then a chance of snow. Low around 32. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
A 20 percent chance of snow before 11am. Partly sunny, then gradually becoming sunny, with a high near 50.
Thursday Night
Clear, with a low around 34.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 39.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
A chance of rain. Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Cascade Locks OR
 45.63°N 121.93°W (Elev. 2418 ft)
7:41 am PDT Mar 23, 2026
8am PDT Mar 23, 2026-6pm PDT Mar 29, 2026
 
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