Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

38°F

3°C

Humidity 90%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 12 Feb 12:29 AM PST
Extended Forecast for

9 Miles NNW Cascade Locks OR

  • Overnight

    Overnight: Areas of frost.  Otherwise, partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Areas Frost

  • Thursday

    Thursday: Widespread frost, mainly before 7am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 51. Light and variable wind.

    High: 51 °F

    Frost then
    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Patchy frost between 11pm and 2am.  Otherwise, increasing clouds, with a low around 35. Calm wind.

    Low: 35 °F

    Patchy Frost
    then Patchy
    Frost and
    Patchy Fog

  • Friday

    Friday: Rain likely, mainly after 10am.  Patchy fog before 8am. Snow level 3100 feet.  Otherwise, mostly cloudy, with a high near 46. Light west southwest wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Rain Likely
    and Patchy
    Fog

  • Friday Night

    Friday Night: Rain.  Patchy fog after 3am. Snow level 3100 feet. Low around 38. Calm wind.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain and
    Patchy Fog

  • Saturday

    Saturday: Rain.  Snow level 2900 feet. High near 46. Chance of precipitation is 80%.

    High: 46 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 10pm.  Snow level 3000 feet. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

  • Sunday

    Sunday: A chance of rain.  Snow level 2800 feet. Partly sunny, with a high near 46.

    High: 46 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain before 1am, then a chance of rain and snow.  Snow level 3100 feet lowering to 2500 feet after midnight . Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Areas of frost. Otherwise, partly cloudy, with a low around 34. Calm wind.
Thursday
Widespread frost, mainly before 7am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 51. Light and variable wind.
Thursday Night
Patchy fog after 2am. Patchy frost between 11pm and 2am. Otherwise, increasing clouds, with a low around 35. Calm wind.
Friday
Rain likely, mainly after 10am. Patchy fog before 8am. Snow level 3100 feet. Otherwise, mostly cloudy, with a high near 46. Light west southwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain. Patchy fog after 3am. Snow level 3100 feet. Low around 38. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. Snow level 2900 feet. High near 46. Chance of precipitation is 80%.
Saturday Night
Rain likely, mainly before 10pm. Snow level 3000 feet. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
Sunday
A chance of rain. Snow level 2800 feet. Partly sunny, with a high near 46.
Sunday Night
A chance of rain before 1am, then a chance of rain and snow. Snow level 3100 feet lowering to 2500 feet after midnight . Mostly cloudy, with a low around 32.
Washington's Birthday
A chance of rain and snow before 10am, then rain. Snow level 2200 feet. Mostly cloudy, with a high near 43.
Monday Night
Rain and snow. Snow level 2200 feet. Mostly cloudy, with a low around 33.
Tuesday
Rain and snow. Snow level 1900 feet. Mostly cloudy, with a high near 43.
Tuesday Night
Rain and snow. Snow level 1900 feet. Mostly cloudy, with a low around 34.
Wednesday
Rain and snow. Snow level 1600 feet rising to 2200 feet in the afternoon. Cloudy, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Cascade Locks OR
 45.81°N 121.91°W (Elev. 1010 ft)
12:42 am PST Feb 12, 2026
12am PST Feb 12, 2026-6pm PST Feb 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database