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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

55°F

13°C

Humidity 37%
Wind Speed N 0 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 12 Jan 05:20 PM PST
Extended Forecast for

6 Miles WNW West Richland WA

Air Stagnation Advisory January 13, 07:00am until January 16, 07:00am
Click here for hazard details and duration
Air Stagnation Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 40. West wind 6 to 8 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 51. Light and variable wind becoming northeast around 5 mph in the afternoon.

    High: 51 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. Northwest wind around 6 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 46. Light and variable wind becoming northeast around 5 mph in the afternoon.

    High: 46 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. North wind around 6 mph.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. West wind 6 to 8 mph.
Tuesday
Mostly cloudy, with a high near 51. Light and variable wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 35. Northwest wind around 6 mph.
Wednesday
Partly sunny, with a high near 46. Light and variable wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 33. North wind around 6 mph.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
Mostly cloudy, with a high near 41.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
Mostly cloudy, with a high near 40.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 39.
Sunday Night
Partly cloudy, with a low around 28.
M.L.King Day
Partly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW West Richland WA
 46.36°N 119.51°W (Elev. 1122 ft)
Last Update:
3:20 pm PST Jan 12, 2026
Forecast Valid:
5pm PST Jan 12, 2026-6pm PST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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