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

51°F

11°C

Humidity 77%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 18 Mar 02:35 AM PDT
Extended Forecast for

9 Miles NNW Cascade Locks OR

  • Overnight

    Overnight: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly between 8am and 11am.  Partly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 66 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly after 4am.  Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain.  Partly sunny, with a high near 63. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 63 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 50. West southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Rain Likely

  • Friday

    Friday: Rain.  High near 60. Chance of precipitation is 80%.

    High: 60 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 11pm.  Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: A chance of rain, mainly before 11am.  Snow level 3000 feet lowering to 2400 feet. Mostly cloudy, then gradually becoming sunny, with a high near 52.

    High: 52 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 47. Calm wind.
Wednesday
A 30 percent chance of rain, mainly between 8am and 11am. Partly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 49. Calm wind.
Thursday
A 50 percent chance of rain. Partly sunny, with a high near 63. Calm wind becoming west southwest around 6 mph in the afternoon.
Thursday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 50. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain. High near 60. Chance of precipitation is 80%.
Friday Night
Rain, mainly before 11pm. Low around 38. Chance of precipitation is 80%.
Saturday
A chance of rain, mainly before 11am. Snow level 3000 feet lowering to 2400 feet. Mostly cloudy, then gradually becoming sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
A slight chance of rain after 11am. Snow level 1900 feet rising to 3500 feet in the afternoon. Sunny, with a high near 56.
Sunday Night
Increasing clouds, with a low around 34.
Monday
A slight chance of rain. Snow level 2700 feet rising to 3900 feet in the afternoon. Mostly cloudy, with a high near 56.
Monday Night
A chance of rain. Mostly cloudy, with a low around 39.
Tuesday
Rain. Cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Cascade Locks OR
 45.81°N 121.91°W (Elev. 1010 ft)
2:41 am PDT Mar 18, 2026
2am 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