Heat Persists Across the Central and Western U.S.; Fire Weather Concerns in the Rockies and High Plains

Record-breaking heat expected in the Central and Western U.S. for the next several days. Gusty winds and low relative humidity will create elevated to critical fire weather conditions over portions of the Rockies and High Plains Wednesday and Thursday. Rain and mountain snow are possible across the Pacific Northwest into the Rockies through Wednesday. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

NA

49°F

9°C

Humidity 77%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 25 Mar 03:06 AM PDT
Extended Forecast for

4 Miles SSW Cascade Locks OR

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 44. Light west wind.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain showers before 5pm, then rain likely, possibly mixed with snow showers. Some thunder is also possible.  High near 48. Light west southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 25 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Showers then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow showers before 8pm, then a chance of rain showers between 8pm and 9pm.  Areas of frost after 11pm. Snow level 2000 feet lowering to 1400 feet after midnight .  Otherwise, mostly cloudy, with a low around 33. West wind 5 to 8 mph becoming calm  in the evening.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow
    then Areas
    Frost

  • Thursday

    Thursday: Widespread frost, mainly before 8am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 51. Calm wind.

    High: 51 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. Light east wind.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 44. Light west wind.
Wednesday
Rain showers before 5pm, then rain likely, possibly mixed with snow showers. Some thunder is also possible. High near 48. Light west southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
A chance of rain and snow showers before 8pm, then a chance of rain showers between 8pm and 9pm. Areas of frost after 11pm. Snow level 2000 feet lowering to 1400 feet after midnight . Otherwise, mostly cloudy, with a low around 33. West wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday
Widespread frost, mainly before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 51. Calm wind.
Thursday Night
Mostly clear, with a low around 35. Light east wind.
Friday
Mostly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
A chance of rain, mainly after 11am. Partly sunny, with a high near 58.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 36.
Tuesday
Rain and snow likely. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Cascade Locks OR
 45.62°N 121.89°W (Elev. 833 ft)
2:41 am PDT Mar 25, 2026
3am PDT Mar 25, 2026-6pm PDT Mar 31, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database