Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Mist

31°F

-1°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 30°F (-1°C)
Visibility 6.00 mi
Last update 01 Dec 08:53 PM PST
Extended Forecast for

3 Miles S Richland WA

  • Tonight

    Tonight: A 20 percent chance of snow after 1am.  Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A 20 percent chance of snow before 10am.  Cloudy, then gradually becoming mostly sunny, with a high near 41. Light and variable wind.

    High: 41 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 37. Calm wind.

    High: 37 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after 10am.  Cloudy, with a high near 40.

    High: 40 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

  • Friday

    Friday: A 40 percent chance of rain.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain, mainly before 4am.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

Detailed Forecast

Tonight
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 29. Calm wind.
Tuesday
A 20 percent chance of snow before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 41. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 27. Calm wind.
Wednesday
Mostly cloudy, with a high near 37. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 31. Calm wind.
Thursday
A 20 percent chance of rain after 10am. Cloudy, with a high near 40.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 34.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 53.
Friday Night
A 40 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 41.
Saturday
A slight chance of rain before 10am. Partly sunny, with a high near 53.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 39.
Sunday
A chance of rain. Partly sunny, with a high near 54.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 41.
Monday
A chance of rain. Mostly cloudy, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Richland WA
 46.26°N 119.3°W (Elev. 400 ft)
8:45 pm PST Dec 1, 2025
9pm PST Dec 1, 2025-6pm PST Dec 8, 2025
 
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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