Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Ken Jernstedt Airfield (K4S2)

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

Clear

63°F

17°C

Humidity 48%
Wind Speed NW 5 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 11 Apr 05:55 PM PDT
Extended Forecast for

9 Miles ENE Cascade Locks OR

  • Tonight

    Tonight: A 50 percent chance of showers between 10pm and 2am.  Mostly cloudy, with a low around 43. Breezy, with a west wind 9 to 16 mph, with gusts as high as 23 mph.

    Low: 43 °F

    Chance
    Showers and
    Breezy then
    Slight Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 1pm.  High near 47. Windy, with a north wind 9 to 14 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Chance
    Showers then
    Showers and
    Windy

  • Sunday Night

    Sunday Night: Showers, mainly before 11pm.  Snow level 5700 feet lowering to 4200 feet after midnight . Low around 39. Windy, with a west wind 23 to 26 mph, with gusts as high as 37 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Windy.
    Showers then
    Chance
    Showers

  • Monday

    Monday: Showers likely.  Snow level 3800 feet. Mostly cloudy, with a high near 42. Very windy, with a west wind 26 to 30 mph, with gusts as high as 43 mph.  Chance of precipitation is 60%.

    High: 42 °F

    Showers
    Likely and
    Very Windy

  • Monday Night

    Monday Night: A 30 percent chance of showers before 11pm.  Snow level 4200 feet lowering to 3100 feet after midnight . Mostly cloudy, with a low around 37. Windy, with a west wind 24 to 29 mph, with gusts as high as 39 mph.

    Low: 37 °F

    Windy. Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow showers before 11am, then rain and snow showers likely between 11am and 2pm, then rain showers likely after 2pm.  Snow level rising to 3500 feet in the afternoon. Mostly cloudy, with a high near 40. Windy.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow
    Likely and
    Windy

  • Tuesday Night

    Tuesday Night: Rain before 8pm, then rain and snow.  Snow level 3700 feet lowering to 3100 feet after midnight . Low around 34. Windy.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow and
    Windy

  • Wednesday

    Wednesday: Rain and snow.  Cloudy, with a high near 36. Windy.

    High: 36 °F

    Rain/Snow and
    Windy

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 11pm, then a slight chance of snow.  Mostly cloudy, with a low around 30. Windy.

    Low: 30 °F

    Rain/Snow
    Likely and
    Windy

Detailed Forecast

Tonight
A 50 percent chance of showers between 10pm and 2am. Mostly cloudy, with a low around 43. Breezy, with a west wind 9 to 16 mph, with gusts as high as 23 mph.
Sunday
Showers, mainly after 1pm. High near 47. Windy, with a north wind 9 to 14 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers, mainly before 11pm. Snow level 5700 feet lowering to 4200 feet after midnight . Low around 39. Windy, with a west wind 23 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely. Snow level 3800 feet. Mostly cloudy, with a high near 42. Very windy, with a west wind 26 to 30 mph, with gusts as high as 43 mph. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers before 11pm. Snow level 4200 feet lowering to 3100 feet after midnight . Mostly cloudy, with a low around 37. Windy, with a west wind 24 to 29 mph, with gusts as high as 39 mph.
Tuesday
A chance of snow showers before 11am, then rain and snow showers likely between 11am and 2pm, then rain showers likely after 2pm. Snow level rising to 3500 feet in the afternoon. Mostly cloudy, with a high near 40. Windy. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday Night
Rain before 8pm, then rain and snow. Snow level 3700 feet lowering to 3100 feet after midnight . Low around 34. Windy. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday
Rain and snow. Cloudy, with a high near 36. Windy.
Wednesday Night
Rain and snow likely before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 30. Windy.
Thursday
A slight chance of snow before 11am, then a chance of rain and snow between 11am and 2pm, then a chance of rain after 2pm. Partly sunny, with a high near 40. Breezy.
Thursday Night
Partly cloudy, with a low around 30. Breezy.
Friday
Mostly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 34.
Saturday
A chance of rain. Snow level 3600 feet rising to 5100 feet in the afternoon. Mostly sunny, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Cascade Locks OR
 45.75°N 121.71°W (Elev. 3081 ft)
5:41 pm PDT Apr 11, 2026
6pm PDT Apr 11, 2026-6pm PDT Apr 18, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database