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

Hazardous Weather Conditions

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 80%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 15 Apr 05:07 AM PDT
Extended Forecast for

3 Miles WNW Cascade Locks OR

Winter Storm Warning April 15, 05:18am until April 16, 05:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 15, 05:18am until April 16, 05:00am

    NOW until 5:00am Thu

    Winter Storm Warning

  • Overnight

    Low: 36 °F

    Rain

  • Wednesday

    Wednesday: Rain and snow showers likely before 1pm, then rain showers. Some thunder is also possible. Snow level 1600 feet rising to 2200 feet in the afternoon. High near 44. Breezy, with a west southwest wind 14 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 44 °F

    Breezy.
    Chance
    Rain/Snow
    then Showers

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow showers, mainly before 9pm. Some thunder is also possible. Snow level 1600 feet. Low around 33. Breezy, with a west southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow and
    Breezy then
    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow showers before 11am, then a chance of rain showers. Snow level 1600 feet rising to 2900 feet in the afternoon. Partly sunny, with a high near 48. Breezy, with a west southwest wind 10 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 48 °F

    Breezy.
    Chance
    Rain/Snow
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 11pm. Patchy frost after 2am. Snow level 3300 feet lowering to 2500 feet after midnight . Otherwise, partly cloudy, with a low around 35. Breezy, with a west wind 6 to 16 mph, with gusts as high as 29 mph.

    Low: 35 °F

    Slight Chance
    Showers and
    Breezy then
    Patchy Frost

  • Friday

    Friday: Areas of frost before 9am. Otherwise, mostly sunny, with a high near 55.

    High: 55 °F

    Areas Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 11am. Partly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Rain. Snow level 2000 feet. Low around 36. West southwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Wednesday
Rain and snow showers likely before 1pm, then rain showers. Some thunder is also possible. Snow level 1600 feet rising to 2200 feet in the afternoon. High near 44. Breezy, with a west southwest wind 14 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain, possibly mixed with snow showers, mainly before 9pm. Some thunder is also possible. Snow level 1600 feet. Low around 33. Breezy, with a west southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow showers before 11am, then a chance of rain showers. Snow level 1600 feet rising to 2900 feet in the afternoon. Partly sunny, with a high near 48. Breezy, with a west southwest wind 10 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday Night
A 20 percent chance of showers before 11pm. Patchy frost after 2am. Snow level 3300 feet lowering to 2500 feet after midnight . Otherwise, partly cloudy, with a low around 35. Breezy, with a west wind 6 to 16 mph, with gusts as high as 29 mph.
Friday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 55.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
A slight chance of rain after 11am. Partly sunny, with a high near 62.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 45.
Sunday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 64.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Partly sunny, with a high near 67.
Monday Night
A chance of rain. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Cascade Locks OR
 45.7°N 121.94°W (Elev. 1257 ft)
Last Update:
4:41 am PDT Apr 15, 2026
Forecast Valid:
5am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation