National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Late Season Winter Storms

A moderate atmospheric river will continue to bring heavy snow over the Olympics, northern Cascades and northern Rockies Friday while heavy rain may bring flooding to coastal Oregon and Washington. A winter storm will continue to push across the Great Lakes and Northeast U.S. Friday and Saturday with areas of heavy snow and high winds. Read More >

Hazardous Weather Conditions

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

53°F

12°C

Humidity 81%
Wind Speed N 5 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 13 Mar 03:31 AM PDT
Extended Forecast for

9 Miles NNW Cascade Locks OR

Winter Storm Warning March 13, 03:59am until March 13, 05:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 03:59am until March 13, 05:00am

    NOW until 5:00am Fri

    Winter Storm Warning

  • Overnight

    Low: 45 °F

    Rain

  • Friday

    Friday: Rain. The rain could be heavy at times. High near 52. West southwest wind around 9 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 52 °F

    Heavy Rain

  • Friday Night

    Friday Night: Rain before 3am, then rain, possibly mixed with snow between 3am and 4am, then rain likely after 4am. Snow level 5900 feet lowering to 1800 feet after midnight . Low around 33. West northwest wind around 6 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain then
    Rain/Snow

  • Saturday

    Saturday: Snow likely, possibly mixed with rain before 5pm, then a chance of rain. Partly sunny, with a high near 45. West wind 6 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of rain, mixing with snow after 8pm, then gradually ending. Mostly cloudy, with a low around 31. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: A slight chance of snow before 11am, then rain likely. Snow level rising to 3400 feet in the afternoon. Mostly cloudy, with a high near 49. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 49 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely

  • Monday

    Monday: A chance of rain. Partly sunny, with a high near 59.

    High: 59 °F

    Chance Rain

Detailed Forecast

Overnight
Rain. Steady temperature around 45. West southwest wind around 9 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. The rain could be heavy at times. High near 52. West southwest wind around 9 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Friday Night
Rain before 3am, then rain, possibly mixed with snow between 3am and 4am, then rain likely after 4am. Snow level 5900 feet lowering to 1800 feet after midnight . Low around 33. West northwest wind around 6 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Saturday
Snow likely, possibly mixed with rain before 5pm, then a chance of rain. Partly sunny, with a high near 45. West wind 6 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
A slight chance of rain, mixing with snow after 8pm, then gradually ending. Mostly cloudy, with a low around 31. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Sunday
A slight chance of snow before 11am, then rain likely. Snow level rising to 3400 feet in the afternoon. Mostly cloudy, with a high near 49. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Monday
A chance of rain. Partly sunny, with a high near 59.
Monday Night
A chance of rain. Mostly cloudy, with a low around 43.
Tuesday
A chance of rain. Partly sunny, with a high near 62.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 47.
Wednesday
Rain likely. Mostly cloudy, with a high near 63.
Wednesday Night
Rain. Mostly cloudy, with a low around 48.
Thursday
Rain likely. Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Cascade Locks OR
 45.81°N 121.91°W (Elev. 1010 ft)
Last Update:
3:42 am PDT Mar 13, 2026
Forecast Valid:
3am PDT Mar 13, 2026-6pm PDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation