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Significant Coastal Impacts to the Eastern Seaboard; Tropical Storm Nolo to Impact Hawaii

A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England through the weekend. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Tropical Storm Nolo will continue to strengthen as it moves north toward the Big Island of Hawaii. Heavy rainfall may bring life-threatening, catastrophic flooding and mudslides through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Mostly Cloudy

65°F

18°C

Humidity 45%
Wind Speed SSW 21 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 25 Sep 11:15 AM PDT
Extended Forecast for

3 Miles S Sunnyside WA

Wind Advisory until September 25, 11:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until September 25, 11:00pm

    NOW until 11:00pm Fri

    Wind Advisory

  • Today

    High: 68 °F

    Decreasing
    Clouds and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 40. West wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 66. Calm wind.

    High: 66 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. Calm wind.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 68. Breezy, with a southwest wind 16 to 23 mph, with gusts as high as 38 mph.
Tonight
Mostly clear, with a low around 40. West wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Saturday
Increasing clouds, with a high near 66. Calm wind.
Saturday Night
Mostly cloudy, with a low around 40. Calm wind.
Sunday
Mostly sunny, with a high near 68. Calm wind.
Sunday Night
Mostly clear, with a low around 42.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Partly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Sunnyside WA
 46.28°N 120.02°W (Elev. 702 ft)
Last Update:
6:31 am PDT Sep 25, 2026
Forecast Valid:
11am PDT Sep 25, 2026-6pm PDT Oct 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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