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

36°F

2°C

Humidity 87%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 15 Mar 02:31 AM PDT
Extended Forecast for

11 Miles NNE Cascade Locks OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 28. Northeast wind around 7 mph.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 3pm, then rain likely, possibly mixed with snow.  Mostly cloudy, with a high near 41. East northeast wind 7 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 41 °F

    Slight Chance
    Snow then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A chance of rain before 8pm, then a slight chance of rain after 1am.  Mostly cloudy, with a low around 38. Northeast wind 6 to 8 mph becoming west in the evening.  Chance of precipitation is 30%.

    Low: 38 °F

    Chance Rain

  • Monday

    Monday: A 40 percent chance of rain, mainly before 11am.  Partly sunny, with a high near 55. West wind 8 to 13 mph, with gusts as high as 23 mph.

    High: 55 °F

    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain after 11pm.  Increasing clouds, with a low around 43. West wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 43 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely.  Mostly cloudy, with a high near 51. Chance of precipitation is 70%.

    High: 51 °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 likely.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Rain Likely

  • Wednesday Night

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

    Low: 46 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 28. Northeast wind around 7 mph.
Sunday
A chance of snow before 3pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 41. East northeast wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
A chance of rain before 8pm, then a slight chance of rain after 1am. Mostly cloudy, with a low around 38. Northeast wind 6 to 8 mph becoming west in the evening. Chance of precipitation is 30%.
Monday
A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 55. West wind 8 to 13 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 wind 11 to 14 mph, with gusts as high as 24 mph.
Tuesday
Rain likely. Mostly cloudy, with a high near 51. Chance of precipitation is 70%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Wednesday
Rain likely. Mostly cloudy, with a high near 52.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 46.
Thursday
Rain likely. Mostly cloudy, with a high near 54.
Thursday Night
Rain likely. Mostly cloudy, with a low around 46.
Friday
A chance of rain. Mostly cloudy, with a high near 57.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43.
Saturday
A chance of rain. Partly sunny, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Cascade Locks OR
 45.81°N 121.76°W (Elev. 2795 ft)
2:41 am PDT Mar 15, 2026
2am PDT Mar 15, 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