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 >

Current conditions at

Tri-Cities Airport (KPSC)

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

Mist

23°F

-5°C

Humidity 95%
Wind Speed NNE 3 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 22°F (-6°C)
Visibility 1.00 mi
Last update 31 Dec 07:40 PM PST
Extended Forecast for

2 Miles SSW Pasco WA

Winter Weather Advisory January 1, 04:00am until January 2, 05:00am
Air Stagnation Advisory December 31, 07:54pm until January 1, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
Air Stagnation Advisory
  •  
    Air Stagnation Advisory December 31, 07:54pm until January 1, 12:00pm

    NOW until 12:00pm Thu

    Air Stagnation Advisory

  • Tonight

    Low: 25 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 20 percent chance of rain.  Cloudy, with a high near 34. Calm 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. Light south wind.

    High: 42 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 35. Light northwest wind.

    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 37.

    Low: 37 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Calm wind.
New Year's Day
A 20 percent chance of rain. Cloudy, with a high near 34. Calm 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. Light south wind.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 35. Light northwest wind.
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 37.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 50.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 37.
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 35.
Tuesday
A slight chance of rain. Partly sunny, with a high near 48.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Wednesday
A slight chance of rain. Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Pasco WA
 46.2°N 119.1°W (Elev. 358 ft)
3:47 pm PST Dec 31, 2025
7pm PST Dec 31, 2025-6pm PST Jan 7, 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