National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

61°F

16°C

Humidity 50%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 17 Mar 09:05 PM PDT
Extended Forecast for

Cascade Locks OR

  • Tonight

    Tonight: A slight chance of rain between 4am and 5am. Partly cloudy, with a low around 51. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly after 8am. Partly sunny, with a high near 62. West wind around 10 mph, with gusts as high as 21 mph.

    High: 62 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 53. West southwest wind 6 to 8 mph.

    Low: 53 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Partly sunny, with a high near 66. West southwest wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 66 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 54. West southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.

    High: 64 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 51. Breezy.

    High: 51 °F

    Chance Rain
    and Breezy

  • Saturday Night

    Saturday Night: A slight chance of rain before 11pm. Partly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of rain between 4am and 5am. Partly cloudy, with a low around 51. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of rain, mainly after 8am. Partly sunny, with a high near 62. West wind around 10 mph, with gusts as high as 21 mph.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 53. West southwest wind 6 to 8 mph.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 66. West southwest wind 7 to 11 mph, with gusts as high as 22 mph.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 54. West southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Friday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Saturday
A chance of rain. Partly sunny, with a high near 51. Breezy.
Saturday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 37.
Sunday
A slight chance of rain. Snow level 2000 feet rising to 3700 feet in the afternoon. Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 39.
Monday
A chance of rain. Partly sunny, with a high near 55.
Monday Night
Rain likely. Mostly cloudy, with a low around 44.
Tuesday
Rain. Mostly cloudy, with a high near 52. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cascade Locks OR
 45.69°N 121.85°W (Elev. 200 ft)
Last Update:
8:41 pm PDT Mar 17, 2026
Forecast Valid:
9pm PDT Mar 17, 2026-6pm PDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation