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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Partly Cloudy

29°F

-2°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 27°F (-3°C)
Visibility 7.00 mi
Last update 28 Jan 03:35 AM PST
Extended Forecast for

4 Miles WSW Benton City WA

  • Overnight

    Overnight: A chance of rain and snow. Snow level 1900 feet. Mostly cloudy, with a low around 27. Southwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 27 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 10 percent chance of rain after 4pm. Partly sunny, with a high near 43. Southwest wind around 7 mph.

    High: 43 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 10pm, then a chance of rain after 1am. Cloudy, with a low around 34. South wind around 6 mph. Chance of precipitation is 40%.

    Low: 34 °F

    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain before 10am. Cloudy, with a high near 44. East wind around 6 mph becoming south in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of rain. Cloudy, with a low around 36. North wind around 6 mph.

    Low: 36 °F

    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain. Cloudy, with a high near 43.

    High: 43 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of rain and snow. Snow level 1900 feet. Mostly cloudy, with a low around 27. Southwest wind around 6 mph. Chance of precipitation is 30%.
Wednesday
A 10 percent chance of rain after 4pm. Partly sunny, with a high near 43. Southwest wind around 7 mph.
Wednesday Night
A slight chance of rain before 10pm, then a chance of rain after 1am. Cloudy, with a low around 34. South wind around 6 mph. Chance of precipitation is 40%.
Thursday
A 50 percent chance of rain before 10am. Cloudy, with a high near 44. East wind around 6 mph becoming south in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 30 percent chance of rain. Cloudy, with a low around 36. North wind around 6 mph.
Friday
A 20 percent chance of rain. Cloudy, with a high near 43.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Mostly cloudy, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Mostly cloudy, with a high near 44.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Benton City WA
 46.25°N 119.58°W (Elev. 1654 ft)
Last Update:
3:17 am PST Jan 28, 2026
Forecast Valid:
3am PST Jan 28, 2026-6pm PST Feb 3, 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