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 46%
Wind Speed NE 4 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 12 Jan 03:53 PM PST
Extended Forecast for

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 37. South wind 3 to 6 mph.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 51. Calm wind.

    High: 51 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Patchy dense fog after 10pm. Otherwise, partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Patchy dense fog before 1pm. Otherwise, partly sunny, with a high near 47. Calm wind.

    High: 47 °F

    Patchy Dense
    Fog

  • Wednesday Night

    Wednesday Night: Patchy dense fog after 7pm. Otherwise, mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Patchy dense fog. Otherwise, mostly cloudy, with a low around 30.

    Low: 30 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Patchy dense fog after 10pm. Otherwise, mostly cloudy, with a low around 28.

    Low: 28 °F

    Patchy Dense
    Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. South wind 3 to 6 mph.
Tuesday
Mostly cloudy, with a high near 51. Calm wind.
Tuesday Night
Patchy dense fog after 10pm. Otherwise, partly cloudy, with a low around 34. Calm wind.
Wednesday
Patchy dense fog before 1pm. Otherwise, partly sunny, with a high near 47. Calm wind.
Wednesday Night
Patchy dense fog after 7pm. Otherwise, mostly cloudy, with a low around 31. Calm wind.
Thursday
Mostly cloudy, with a high near 45.
Thursday Night
Patchy dense fog. Otherwise, mostly cloudy, with a low around 30.
Friday
Mostly cloudy, with a high near 42.
Friday Night
Patchy dense fog after 10pm. Otherwise, mostly cloudy, with a low around 28.
Saturday
Mostly cloudy, with a high near 41.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 27.
M.L.King Day
Mostly cloudy, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Richland WA
 46.3°N 119.31°W (Elev. 400 ft)
Last Update:
3:20 pm PST Jan 12, 2026
Forecast Valid:
4pm PST Jan 12, 2026-6pm PST Jan 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation