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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

Tri-Cities Airport (KPSC)

Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.

freezing fog

27°F

-3°C

Humidity 100%
Wind Speed ENE 3 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 27°F (-3°C)
Visibility 0.50 mi
Last update 31 Dec 11:30 PM PST
Extended Forecast for

4 Miles WNW West Richland WA

Winter Weather Advisory January 1, 10:00am until January 2, 04:00am
Air Stagnation Advisory December 31, 11:52pm until January 1, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
Air Stagnation Advisory
  •  
    Air Stagnation Advisory December 31, 11:52pm until January 1, 12:00pm

    NOW until 12:00pm Thu

    Air Stagnation Advisory

  • Tonight

    Low: 26 °F

    Increasing
    Clouds

  • New Year's Day

    New Year's Day: A 20 percent chance of rain. Snow level 1400 feet rising to 6400 feet in the afternoon. Cloudy, with a high near 34. Light northeast wind.

    High: 34 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain. Cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Slight Chance
    Rain

  • Friday

    Friday: A 20 percent chance of rain. Mostly cloudy, with a high near 42. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 42 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 35. North wind around 7 mph.

    Low: 35 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 20 percent chance of rain. Mostly cloudy, with a high near 45.

    High: 45 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain. Mostly cloudy, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 26. Light north wind.
New Year's Day
A 20 percent chance of rain. Snow level 1400 feet rising to 6400 feet in the afternoon. Cloudy, with a high near 34. Light northeast wind.
Thursday Night
A 20 percent chance of rain. Cloudy, with a low around 31. Calm wind.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 42. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 35. North wind around 7 mph.
Saturday
A 20 percent chance of rain. Mostly cloudy, with a high near 45.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 36.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 49.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 35.
Monday
A slight chance of rain. Partly sunny, with a high near 47.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 34.
Tuesday
A slight chance of rain. Partly sunny, with a high near 47.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 35.
Wednesday
A slight chance of rain. Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW West Richland WA
 46.35°N 119.48°W (Elev. 577 ft)
Last Update:
10:51 pm PST Dec 31, 2025
Forecast Valid:
11pm PST Dec 31, 2025-6pm PST Jan 7, 2026
 
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Additional Resources

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Chance of Precipitation