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

67°F

19°C

Humidity 31%
Wind Speed N 2 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 18 Mar 01:05 PM PDT
Extended Forecast for

4 Miles SSW Cascade Locks OR

  • This Afternoon

    This Afternoon: A 20 percent chance of rain after 4pm.  Partly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A slight chance of rain before midnight, then a slight chance of rain after 2am.  Partly cloudy, with a low around 50. Calm wind.  Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 3pm.  Mostly sunny, with a high near 64. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 64 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 51. Light southwest wind.

    Low: 51 °F

    Chance Rain

  • Friday

    Friday: Rain.  High near 57. Calm wind becoming west southwest around 5 mph in the afternoon.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Rain

  • Saturday

    Saturday: A 40 percent chance of rain, mainly before 11am.  Snow level 3000 feet lowering to 2300 feet. Mostly cloudy, then gradually becoming sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain after 4pm. Partly sunny, with a high near 65. Calm wind.
Tonight
A slight chance of rain before midnight, then a slight chance of rain after 2am. Partly cloudy, with a low around 50. Calm wind. Chance of precipitation is 20%.
Thursday
A 30 percent chance of rain, mainly after 3pm. Mostly sunny, with a high near 64. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 51. Light southwest wind.
Friday
Rain. High near 57. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain. Low around 38. Chance of precipitation is 80%.
Saturday
A 40 percent chance of rain, mainly before 11am. Snow level 3000 feet lowering to 2300 feet. Mostly cloudy, then gradually becoming sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
A slight chance of rain. Partly sunny, with a high near 56.
Monday Night
A chance of rain. Mostly cloudy, with a low around 42.
Tuesday
Rain. Cloudy, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Cascade Locks OR
 45.62°N 121.89°W (Elev. 833 ft)
1:07 pm PDT Mar 18, 2026
1pm PDT Mar 18, 2026-6pm PDT Mar 24, 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