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 28%
Wind Speed WSW 7 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 18 Mar 01:55 PM PDT
Extended Forecast for

4 Miles SW Cascade Locks OR

  • This Afternoon

    This Afternoon: A 20 percent chance of rain after 4pm.  Partly sunny, with a high near 68. West southwest wind around 9 mph, with gusts as high as 20 mph.

    High: 68 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 4am.  Partly cloudy, with a low around 53. Southwest wind around 6 mph.

    Low: 53 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 3pm.  Partly sunny, with a high near 67. West southwest wind 5 to 10 mph, with gusts as high as 23 mph.

    High: 67 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 54. South southwest wind 5 to 8 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Chance Rain

  • Friday

    Friday: Rain.  High near 60. West southwest wind 6 to 11 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 11pm.  Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain, mainly before 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 54.

    High: 54 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain after 4pm. Partly sunny, with a high near 68. West southwest wind around 9 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of rain, mainly after 4am. Partly cloudy, with a low around 53. Southwest wind around 6 mph.
Thursday
A 30 percent chance of rain, mainly after 3pm. Partly sunny, with a high near 67. West southwest wind 5 to 10 mph, with gusts as high as 23 mph.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 54. South southwest wind 5 to 8 mph, with gusts as high as 21 mph.
Friday
Rain. High near 60. West southwest wind 6 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain, mainly before 11pm. Low around 41. Chance of precipitation is 80%.
Saturday
A 40 percent chance of rain, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
A slight chance of rain. Partly sunny, with a high near 58.
Monday Night
A chance of rain. Mostly cloudy, with a low around 45.
Tuesday
Rain. Cloudy, with a high near 57.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Cascade Locks OR
 45.65°N 121.93°W (Elev. 200 ft)
2:01 pm PDT Mar 18, 2026
2pm 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