Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Overcast

32°F

0°C

Humidity 94%
Wind Speed WNW 3 MPH
Barometer 30.51 in (1033.19 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 17 Jan 07:35 PM PST
Extended Forecast for

2 Miles ENE Sunnyside WA

Air Stagnation Advisory January 17, 07:48pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 17, 07:48pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 28 °F

    Areas
    Freezing Fog

  • Sunday

    Sunday: Areas of fog after 10am. Areas of freezing fog before 10am.  Otherwise, mostly cloudy, with a high near 39. Calm wind.

    High: 39 °F

    Areas
    Freezing Fog
    and Areas Fog

  • Sunday Night

    Sunday Night: Patchy fog before 10pm. Patchy freezing fog.  Otherwise, mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog

  • M.L.King Day

    M.L.King Day: Patchy fog between 10am and 1pm. Areas of freezing fog before 1pm.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 39. Calm wind.

    High: 39 °F

    Areas
    Freezing Fog
    and Patchy
    Fog

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Tonight
Areas of freezing fog. Cloudy, with a low around 28. Calm wind.
Sunday
Areas of fog after 10am. Areas of freezing fog before 10am. Otherwise, mostly cloudy, with a high near 39. Calm wind.
Sunday Night
Patchy fog before 10pm. Patchy freezing fog. Otherwise, mostly cloudy, with a low around 25. Calm wind.
M.L.King Day
Patchy fog between 10am and 1pm. Areas of freezing fog before 1pm. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 39. Calm wind.
Monday Night
Partly cloudy, with a low around 25. Calm wind.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
A slight chance of rain. Partly sunny, with a high near 45.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 25.
Saturday
A slight chance of rain and snow. Snow level 1800 feet. Mostly cloudy, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Sunnyside WA
 46.33°N 119.97°W (Elev. 758 ft)
6:35 pm PST Jan 17, 2026
7pm PST Jan 17, 2026-6pm PST Jan 24, 2026
 
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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