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

Lake Effect Snow in the Lower Great Lakes; Unsettled Pattern in the Pacific Northwest

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. Lake Effect Snow Warnings have been issued. 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 this 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

39°F

4°C

Humidity 87%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 12 Feb 09:49 AM PST
Extended Forecast for

3 Miles WNW Cascade Locks OR

  • Today

    Today: Mostly sunny, with a high near 48. West southwest wind 5 to 9 mph.

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy frost after 11pm. Otherwise, increasing clouds, with a low around 36. West wind around 5 mph.

    Low: 36 °F

    Patchy Frost

  • Friday

    Friday: Rain likely, mainly after 10am. Snow level 3100 feet. Mostly cloudy, with a high near 44. West southwest wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain. Snow level 3200 feet. Low around 38. Southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain

  • Saturday

    Saturday: Rain likely. Snow level 3000 feet. Mostly cloudy, with a high near 43. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain likely, mainly before 10pm. Snow level 3100 feet. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

  • Sunday

    Sunday: A 50 percent chance of rain. Snow level 2900 feet. Partly sunny, with a high near 43.

    High: 43 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 4am. Snow level 3200 feet lowering to 2700 feet after midnight . Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

  • Washington's Birthday

    Washington's Birthday: Rain, mainly after 10am. Snow level 2300 feet. Partly sunny, with a high near 39.

    High: 39 °F

    Rain

Detailed Forecast

Today
Mostly sunny, with a high near 48. West southwest wind 5 to 9 mph.
Tonight
Patchy frost after 11pm. Otherwise, increasing clouds, with a low around 36. West wind around 5 mph.
Friday
Rain likely, mainly after 10am. Snow level 3100 feet. Mostly cloudy, with a high near 44. West southwest wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain. Snow level 3200 feet. Low around 38. Southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain likely. Snow level 3000 feet. Mostly cloudy, with a high near 43. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain likely, mainly before 10pm. Snow level 3100 feet. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
Sunday
A 50 percent chance of rain. Snow level 2900 feet. Partly sunny, with a high near 43.
Sunday Night
A chance of rain, mainly after 4am. Snow level 3200 feet lowering to 2700 feet after midnight . Mostly cloudy, with a low around 32.
Washington's Birthday
Rain, mainly after 10am. Snow level 2300 feet. Partly sunny, with a high near 39.
Monday Night
Rain before 1am, then rain and snow likely. Snow level 2200 feet. Mostly cloudy, with a low around 33.
Tuesday
Rain and snow. Snow level 1700 feet rising to 2200 feet in the afternoon. Mostly cloudy, with a high near 39.
Tuesday Night
Rain and snow likely. 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 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Cascade Locks OR
 45.7°N 121.94°W (Elev. 1257 ft)
Last Update:
9:42 am PST Feb 12, 2026
Forecast Valid:
10am PST Feb 12, 2026-6pm PST Feb 18, 2026
 
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