Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Overcast

33°F

1°C

Humidity 79%
Wind Speed N 0 MPH
Barometer 30.48 in (1032.17 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 20 Jan 06:35 PM PST
Extended Forecast for

4 Miles WSW Benton City WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. East wind around 6 mph becoming west after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 32. Southwest wind around 6 mph becoming northeast in the morning.

    High: 32 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. North wind around 5 mph.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 33. North wind around 6 mph.

    High: 33 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23. North wind around 6 mph.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 33.

    High: 33 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 24. East wind around 6 mph becoming west after midnight.
Wednesday
Mostly cloudy, with a high near 32. Southwest wind around 6 mph becoming northeast in the morning.
Wednesday Night
Mostly cloudy, with a low around 24. North wind around 5 mph.
Thursday
Mostly cloudy, with a high near 33. North wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 23. North wind around 6 mph.
Friday
Sunny, with a high near 36.
Friday Night
Mostly clear, with a low around 22.
Saturday
Sunny, with a high near 33.
Saturday Night
Mostly clear, with a low around 22.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 37.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 39.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Benton City WA
 46.25°N 119.58°W (Elev. 1654 ft)
4:32 pm PST Jan 20, 2026
6pm PST Jan 20, 2026-6pm PST Jan 27, 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