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

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Ken Jernstedt Airfield (K4S2)

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

Clear

45°F

7°C

Humidity 61%
Wind Speed WNW 6 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 10 Mar 12:55 PM PDT
Extended Forecast for

9 Miles ENE Cascade Locks OR

Winter Weather Advisory March 10, 01:10pm until March 10, 05:00pm
Winter Storm Warning March 10, 05:00pm until March 11, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
Winter Storm Warning
  •  
    Winter Weather Advisory March 10, 01:10pm until March 10, 05:00pm

    NOW until 5:00pm Tue

    Winter Weather Advisory

  • This Afternoon

    High: 34 °F

    Snow and
    Breezy

  • Tonight

    Tonight: Snow. Low around 32. Breezy, with a west wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 32 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: Rain, possibly mixed with snow, becoming all rain after 11am. Snow level 3300 feet rising to 4900 feet in the afternoon. High near 42. Windy, with a west southwest wind 16 to 21 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 42 °F

    Rain/Snow and
    Breezy then
    Rain and
    Windy

  • Wednesday Night

    Wednesday Night: Rain. The rain could be heavy at times. Low around 35. Very windy, with a west southwest wind 32 to 37 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 35 °F

    Heavy Rain
    and Very
    Windy

  • Thursday

    Thursday: Rain and snow before 11am, then snow between 11am and 2pm, then rain and snow after 2pm. Snow level 4500 feet lowering to 3100 feet. High near 40. Very windy, with a west wind 24 to 34 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow and
    Very Windy

  • Thursday Night

    Thursday Night: Rain, possibly mixed with snow. Snow level 4000 feet rising to 5100 feet after midnight. Low around 37. Windy. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow and
    Windy

  • Friday

    Friday: Rain, possibly mixed with snow, becoming all rain after 11am. High near 42. Windy. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 42 °F

    Windy.
    Rain/Snow
    then Rain

  • Friday Night

    Friday Night: Rain before 2am, then rain and snow. Snow level 5600 feet lowering to 4100 feet after midnight . Cloudy, with a low around 33. Windy.

    Low: 33 °F

    Rain and
    Breezy then
    Rain/Snow and
    Windy

Detailed Forecast

This Afternoon
Snow, mainly after 2pm. High near 34. Breezy, with a west southwest wind around 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow. Low around 32. Breezy, with a west wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Rain, possibly mixed with snow, becoming all rain after 11am. Snow level 3300 feet rising to 4900 feet in the afternoon. High near 42. Windy, with a west southwest wind 16 to 21 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday Night
Rain. The rain could be heavy at times. Low around 35. Very windy, with a west southwest wind 32 to 37 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain and snow before 11am, then snow between 11am and 2pm, then rain and snow after 2pm. Snow level 4500 feet lowering to 3100 feet. High near 40. Very windy, with a west wind 24 to 34 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain, possibly mixed with snow. Snow level 4000 feet rising to 5100 feet after midnight. Low around 37. Windy. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday
Rain, possibly mixed with snow, becoming all rain after 11am. High near 42. Windy. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday Night
Rain before 2am, then rain and snow. Snow level 5600 feet lowering to 4100 feet after midnight . Cloudy, with a low around 33. Windy.
Saturday
Rain and snow likely before 11am, then a chance of snow between 11am and 2pm, then a chance of rain and snow after 2pm. Partly sunny, with a high near 37. Windy.
Saturday Night
A slight chance of rain and snow before 8pm, then a slight chance of snow. Mostly cloudy, with a low around 29. Breezy.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 42.
Sunday Night
A chance of rain. Snow level 4700 feet rising to 6900 feet after midnight. Mostly cloudy, with a low around 37.
Monday
A chance of rain. Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Cascade Locks OR
 45.75°N 121.71°W (Elev. 3081 ft)
Last Update:
12:41 pm PDT Mar 10, 2026
Forecast Valid:
1pm PDT Mar 10, 2026-6pm PDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation