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

68°F

20°C

Humidity 31%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 17 Mar 05:05 PM PDT
Extended Forecast for

4 Miles WSW Cascade Locks OR

  • This Afternoon

    This Afternoon: A 30 percent chance of rain.  Partly sunny, with a high near 64. West southwest wind around 5 mph.

    High: 64 °F

    Chance Rain

  • Tonight

    Tonight: A 20 percent chance of rain between 4am and 5am.  Partly cloudy, with a low around 50. Southwest wind 3 to 6 mph.

    Low: 50 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly after 8am.  Partly sunny, with a high near 65. West southwest wind 6 to 8 mph, with gusts as high as 18 mph.

    High: 65 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 52. Southwest wind 3 to 6 mph.

    Low: 52 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain.  Partly sunny, with a high near 67. Light southwest wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 67 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 65. Chance of precipitation is 70%.

    High: 65 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain.  Partly sunny, with a high near 52.

    High: 52 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Partly sunny, with a high near 64. West southwest wind around 5 mph.
Tonight
A 20 percent chance of rain between 4am and 5am. Partly cloudy, with a low around 50. Southwest wind 3 to 6 mph.
Wednesday
A 40 percent chance of rain, mainly after 8am. Partly sunny, with a high near 65. West southwest wind 6 to 8 mph, with gusts as high as 18 mph.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 52. Southwest wind 3 to 6 mph.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 67. Light southwest wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 54.
Friday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 43.
Saturday
A chance of rain. Partly sunny, with a high near 52.
Saturday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 37.
Sunday
A slight chance of rain and snow. Snow level 2000 feet rising to 3600 feet in the afternoon. Mostly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 38.
Monday
A chance of rain. Partly sunny, with a high near 57.
Monday Night
Rain likely. Mostly cloudy, with a low around 43.
Tuesday
Rain. Mostly cloudy, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Cascade Locks OR
 45.65°N 121.93°W (Elev. 200 ft)
4:41 pm PDT Mar 17, 2026
5pm PDT Mar 17, 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