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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

Ken Jernstedt Airfield (K4S2)

Lat: 45.67457°NLon: 121.53493°WElev: 600.0ft.

Overcast

36°F

2°C

Humidity 93%
Wind Speed NNW 6 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 34°F (1°C)
Visibility 7.00 mi
Wind Chill31°F (-1°C)
Last update 03 Jan 04:35 AM PST
Extended Forecast for

9 Miles ENE Cascade Locks OR

  • Overnight

    Overnight: Rain. Low around 33. Breezy, with an east wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.

    Low: 33 °F

    Rain and
    Breezy

  • Saturday

    Saturday: Rain before 9am, then a chance of rain after 1pm. Snow level 4900 feet. High near 37. East wind around 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 37 °F

    Rain then
    Chance Rain

  • Saturday Night

    Saturday Night: Rain. Snow level 4800 feet. Low around 35. Breezy, with an east wind 13 to 16 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain and
    Breezy

  • Sunday

    Sunday: Rain before 10am, then rain, possibly mixed with snow between 10am and 1pm, then rain after 1pm. Snow level 4100 feet lowering to 3300 feet. High near 38. Breezy, with a west southwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 38 °F

    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: A slight chance of rain before 7pm, then snow, possibly mixed with rain between 7pm and 10pm, then snow after 10pm. Low around 33. West southwest wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    then Snow

  • Monday

    Monday: Snow likely, mainly before 10am. Partly sunny, with a high near 35. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 35 °F

    Snow Likely
    then Chance
    Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow after 4am. Mostly cloudy, with a low around 29. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow likely, mainly after 10am. Cloudy, with a high near 34. Breezy.

    High: 34 °F

    Snow Likely
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow. Cloudy, with a low around 31. Windy.

    Low: 31 °F

    Snow and
    Windy

Detailed Forecast

Overnight
Rain. Low around 33. Breezy, with an east wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Saturday
Rain before 9am, then a chance of rain after 1pm. Snow level 4900 feet. High near 37. East wind around 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Snow level 4800 feet. Low around 35. Breezy, with an east wind 13 to 16 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain before 10am, then rain, possibly mixed with snow between 10am and 1pm, then rain after 1pm. Snow level 4100 feet lowering to 3300 feet. High near 38. Breezy, with a west southwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Sunday Night
A slight chance of rain before 7pm, then snow, possibly mixed with rain between 7pm and 10pm, then snow after 10pm. Low around 33. West southwest wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Snow likely, mainly before 10am. Partly sunny, with a high near 35. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of snow after 4am. Mostly cloudy, with a low around 29. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely, mainly after 10am. Cloudy, with a high near 34. Breezy.
Tuesday Night
Snow. Cloudy, with a low around 31. Windy.
Wednesday
Snow. Cloudy, with a high near 33. Windy.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 31. Windy.
Thursday
Snow likely. Mostly cloudy, with a high near 33. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 29. Breezy.
Friday
A slight chance of snow. Partly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Cascade Locks OR
 45.75°N 121.71°W (Elev. 3081 ft)
Last Update:
4:41 am PST Jan 3, 2026
Forecast Valid:
4am PST Jan 3, 2026-6pm PST Jan 9, 2026
 
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Additional Resources

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