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

Sunnyside Municipal Airport (K1S5)

Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.

Clear

N/A

Humidity 87%
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 10 Mar 07:35 AM PDT
Extended Forecast for

5 Miles WNW Alderdale WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. North wind around 9 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 67. North wind 5 to 7 mph becoming southeast in the afternoon.

    High: 67 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 8pm. Mostly cloudy, with a low around 49. North wind around 6 mph becoming west after midnight.

    Low: 49 °F

    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain. Partly sunny, with a high near 68. Southwest wind 7 to 14 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 46. West wind 7 to 14 mph.

    Low: 46 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of rain after 11am. Mostly cloudy, with a high near 64.

    High: 64 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. North wind around 9 mph.
Friday
A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 67. North wind 5 to 7 mph becoming southeast in the afternoon.
Friday Night
A 30 percent chance of rain, mainly after 8pm. Mostly cloudy, with a low around 49. North wind around 6 mph becoming west after midnight.
Saturday
A 50 percent chance of rain. Partly sunny, with a high near 68. Southwest wind 7 to 14 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 46. West wind 7 to 14 mph.
Sunday
A 40 percent chance of rain after 11am. Mostly cloudy, with a high near 64.
Sunday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 40. Breezy.
Tuesday
Partly sunny, with a high near 56. Breezy.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 41. Breezy.
Wednesday
A chance of rain. Partly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Alderdale WA
 45.91°N 120.02°W (Elev. 902 ft)
Last Update:
10:16 pm PDT Apr 9, 2026
Forecast Valid:
11pm PDT Apr 9, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation