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

Early Heat Wave in the West; Fire Concerns in the 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. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

50°F

10°C

Humidity 76%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 17 Mar 08:51 AM PDT
Extended Forecast for

Cascade Locks OR

  • Today

    Today: Rain likely, mainly between 10am and 2pm. Mostly cloudy, with a high near 61. West southwest wind around 7 mph. Chance of precipitation is 60%.

    High: 61 °F

    Rain Likely

  • Tonight

    Tonight: A 20 percent chance of rain before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. South southwest wind 3 to 6 mph.

    Low: 50 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of rain. Partly sunny, with a high near 66. West southwest wind 6 to 8 mph.

    High: 66 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 52. Southwest wind around 6 mph.

    Low: 52 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Partly sunny, with a high near 68. West southwest wind 5 to 9 mph, with gusts as high as 20 mph.

    High: 68 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance Rain

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.

    High: 63 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain

Detailed Forecast

Today
Rain likely, mainly between 10am and 2pm. Mostly cloudy, with a high near 61. West southwest wind around 7 mph. Chance of precipitation is 60%.
Tonight
A 20 percent chance of rain before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. South southwest wind 3 to 6 mph.
Wednesday
A 50 percent chance of rain. Partly sunny, with a high near 66. West southwest wind 6 to 8 mph.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 52. Southwest wind around 6 mph.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 68. West southwest wind 5 to 9 mph, with gusts as high as 20 mph.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 53.
Friday
Rain likely. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 43.
Saturday
A chance of rain. Partly sunny, with a high near 53.
Saturday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 37.
Sunday
A slight chance of rain. Partly sunny, with a high near 56.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 38.
Monday
A chance of rain. Partly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cascade Locks OR
 45.66°N 121.9°W (Elev. 102 ft)
Last Update:
8:42 am PDT Mar 17, 2026
Forecast Valid:
9am PDT Mar 17, 2026-6pm PDT Mar 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation