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

67°F

19°C

Humidity 31%
Wind Speed N 4 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 17 Mar 02:55 PM PDT
Extended Forecast for

7 Miles S Cascade Locks OR

  • This Afternoon

    This Afternoon: A 30 percent chance of rain, mainly after 5pm.  Partly sunny, with a high near 60. Calm wind.

    High: 60 °F

    Chance Rain

  • Tonight

    Tonight: A 10 percent chance of rain before 7pm.  Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly after 1pm.  Mostly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Chance Rain

  • Wednesday Night

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

    Low: 49 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain.  Partly sunny, with a high near 65. Light west southwest wind.

    High: 65 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 62. Chance of precipitation is 70%.

    High: 62 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain

  • Saturday

    Saturday: Rain likely, mainly before 11am.  Snow level 3800 feet lowering to 2900 feet. Partly sunny, with a high near 47.

    High: 47 °F

    Rain Likely

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 60. Calm wind.
Tonight
A 10 percent chance of rain before 7pm. Partly cloudy, with a low around 46. Calm wind.
Wednesday
A 40 percent chance of rain, mainly after 1pm. Mostly sunny, with a high near 62. Calm wind.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 49. Calm wind.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 65. Light west southwest wind.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 50.
Friday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Friday Night
Rain. Mostly cloudy, with a low around 38.
Saturday
Rain likely, mainly before 11am. Snow level 3800 feet lowering to 2900 feet. Partly sunny, with a high near 47.
Saturday Night
A slight chance of rain, mixing with snow after 8pm, then gradually ending. Snow level 3500 feet lowering to 2400 feet after midnight . Partly cloudy, with a low around 32.
Sunday
A slight chance of rain and snow. Snow level 2100 feet rising to 3700 feet in the afternoon. Partly sunny, with a high near 52.
Sunday Night
A slight chance of rain. Snow level 4300 feet lowering to 3400 feet after midnight . Partly cloudy, with a low around 34.
Monday
A chance of rain and snow. Snow level 3100 feet rising to 4200 feet in the afternoon. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles S Cascade Locks OR
 45.58°N 121.85°W (Elev. 2018 ft)
2:41 pm PDT Mar 17, 2026
3pm PDT Mar 17, 2026-6pm PDT Mar 23, 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