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

35°F

2°C

Humidity 84%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 15 Mar 01:01 AM PDT
Extended Forecast for

8 Miles NW Cascade Locks OR

  • Overnight

    Overnight: Widespread frost before 2am.  Otherwise, mostly cloudy, with a low around 28. Light and variable wind becoming east northeast around 5 mph.

    Low: 28 °F

    Frost

  • Sunday

    Sunday: A chance of snow before noon, then a chance of rain and snow between noon and 2pm, then rain likely after 2pm.  Snow level rising to 4500 feet in the afternoon. Mostly cloudy, with a high near 44. East wind 7 to 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 44 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly before 8pm.  Mostly cloudy, with a steady temperature around 41. East wind around 6 mph becoming west in the evening.

    Low: 41 °F

    Chance Rain

  • Monday

    Monday: A 40 percent chance of rain, mainly before 11am.  Partly sunny, with a high near 57. West southwest wind 5 to 9 mph, with gusts as high as 23 mph.

    High: 57 °F

    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain after 11pm.  Increasing clouds, with a low around 43. West southwest wind 6 to 9 mph, with gusts as high as 24 mph.

    Low: 43 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely.  Mostly cloudy, with a high near 53. Chance of precipitation is 70%.

    High: 53 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely.  Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain.  Mostly cloudy, with a high near 54.

    High: 54 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Rain

Detailed Forecast

Overnight
Widespread frost before 2am. Otherwise, mostly cloudy, with a low around 28. Light and variable wind becoming east northeast around 5 mph.
Sunday
A chance of snow before noon, then a chance of rain and snow between noon and 2pm, then rain likely after 2pm. Snow level rising to 4500 feet in the afternoon. Mostly cloudy, with a high near 44. East wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
A 30 percent chance of rain, mainly before 8pm. Mostly cloudy, with a steady temperature around 41. East wind around 6 mph becoming west in the evening.
Monday
A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 57. West southwest wind 5 to 9 mph, with gusts as high as 23 mph.
Monday Night
A 30 percent chance of rain after 11pm. Increasing clouds, with a low around 43. West southwest wind 6 to 9 mph, with gusts as high as 24 mph.
Tuesday
Rain likely. Mostly cloudy, with a high near 53. Chance of precipitation is 70%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Wednesday
Rain. Mostly cloudy, with a high near 54.
Wednesday Night
Rain. Mostly cloudy, with a low around 46.
Thursday
Rain. Mostly cloudy, with a high near 55.
Thursday Night
Rain likely. Mostly cloudy, with a low around 47.
Friday
A chance of rain. Mostly cloudy, with a high near 60.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43.
Saturday
A chance of rain. Partly sunny, with a high near 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Cascade Locks OR
 45.75°N 122.02°W (Elev. 1857 ft)
12:41 am PDT Mar 15, 2026
1am PDT Mar 15, 2026-6pm PDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database