Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

54°F

12°C

Humidity 79%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 20 Mar 12:05 AM PDT
Extended Forecast for

5 Miles W Cascade Locks OR

  • Overnight

    Overnight: A 30 percent chance of rain, mainly before 5am.  Mostly cloudy, with a low around 51. West southwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Chance Rain

  • Friday

    Friday: Rain, mainly after 2pm.  High near 57. Breezy, with a west southwest wind 10 to 15 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Breezy.
    Chance Rain
    then Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 1am.  Mostly cloudy, with a low around 39. West wind 9 to 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain, mixing with snow after 8am, then gradually ending.  Snow level 3300 feet lowering to 2200 feet. Mostly cloudy, then gradually becoming sunny, with a high near 47. Breezy, with a west wind 11 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 2am.  Otherwise, mostly clear, with a low around 31. Breezy, with a west wind 5 to 15 mph, with gusts as high as 29 mph.

    Low: 31 °F

    Mostly Clear
    and Breezy
    then Frost

  • Sunday

    Sunday: Widespread frost, mainly before 9am.  Otherwise, mostly sunny, with a high near 52.

    High: 52 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Areas of frost after 2am.  Otherwise, mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy
    then Areas
    Frost

  • Monday

    Monday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain after 11pm.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly before 5am. Mostly cloudy, with a low around 51. West southwest wind around 9 mph, with gusts as high as 20 mph.
Friday
Rain, mainly after 2pm. High near 57. Breezy, with a west southwest wind 10 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 39. West wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of rain, mixing with snow after 8am, then gradually ending. Snow level 3300 feet lowering to 2200 feet. Mostly cloudy, then gradually becoming sunny, with a high near 47. Breezy, with a west wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 31. Breezy, with a west wind 5 to 15 mph, with gusts as high as 29 mph.
Sunday
Widespread frost, mainly before 9am. Otherwise, mostly sunny, with a high near 52.
Sunday Night
Areas of frost after 2am. Otherwise, mostly cloudy, with a low around 35.
Monday
Mostly cloudy, with a high near 54.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 41.
Tuesday
Rain. Mostly cloudy, with a high near 52. Breezy.
Tuesday Night
Rain. Mostly cloudy, with a low around 37. Breezy.
Wednesday
Rain. Snow level 4200 feet lowering to 3600 feet. Mostly cloudy, with a high near 44. Breezy.
Wednesday Night
A chance of rain and snow. Snow level 3600 feet lowering to 2100 feet after midnight . Mostly cloudy, with a low around 31. Breezy.
Thursday
A slight chance of rain and snow. Snow level rising to 2900 feet in the afternoon. Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Cascade Locks OR
 45.69°N 121.97°W (Elev. 1762 ft)
11:40 pm PDT Mar 19, 2026
12am PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database