Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

48°F

9°C

Humidity 37%
Wind Speed SW 2 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 14 Mar 04:01 PM PDT
Extended Forecast for

4 Miles SSW Cascade Locks OR

  • Tonight

    Tonight: Widespread frost before 2am, then widespread frost after 3am.  Otherwise, mostly cloudy, with a low around 31. West wind around 6 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 31 °F

    Frost

  • Sunday

    Sunday: A slight chance of rain and snow between 10am and 11am, then a chance of rain.  Widespread frost before 9am. Snow level rising to 3700 feet in the afternoon.  Otherwise, mostly cloudy, with a high near 49. Calm wind.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 41. Calm wind.  Chance of precipitation is 60%.

    Low: 41 °F

    Rain Likely
    then Slight
    Chance Rain

  • Monday

    Monday: A 40 percent chance of rain.  Partly sunny, with a high near 62. Light southwest wind.

    High: 62 °F

    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly after 11pm.  Partly cloudy, with a low around 48. Light southwest wind.

    Low: 48 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely.  Mostly cloudy, with a high near 60.

    High: 60 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Rain Likely

Detailed Forecast

Tonight
Widespread frost before 2am, then widespread frost after 3am. Otherwise, mostly cloudy, with a low around 31. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Sunday
A slight chance of rain and snow between 10am and 11am, then a chance of rain. Widespread frost before 9am. Snow level rising to 3700 feet in the afternoon. Otherwise, mostly cloudy, with a high near 49. Calm wind. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%.
Monday
A 40 percent chance of rain. Partly sunny, with a high near 62. Light southwest wind.
Monday Night
A 30 percent chance of rain, mainly after 11pm. Partly cloudy, with a low around 48. Light southwest wind.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Wednesday
Rain likely. Mostly cloudy, with a high near 60.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 50.
Thursday
Rain likely. Mostly cloudy, with a high near 63.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 51.
Friday
A chance of rain. Partly sunny, with a high near 64.
Friday Night
A chance of rain. Mostly cloudy, with a low around 50.
Saturday
A chance of rain. Mostly cloudy, with a high near 62.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Cascade Locks OR
 45.62°N 121.89°W (Elev. 833 ft)
3:42 pm PDT Mar 14, 2026
4pm PDT Mar 14, 2026-6pm PDT Mar 21, 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