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

Severe Thunderstorms and Heavy Rain Across the Central US and Central Appalachians

Severe thunderstorms producing damaging winds, hail and possibly a few tornadoes are expected across parts of the central Plains and the Missouri Valley. Heavy rainfall and flash flooding is also expected in the area. Thunderstorms and heavy rain may also bring additional flooding impacts to the central Appalachians. High temperatures and critical fire weather conditions expected in the Southwest. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

84°F

29°C

Humidity 23%
Wind Speed SW 8 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Jun 03:00 PM PDT
Extended Forecast for

Richland WA

  • Tonight

    Tonight: Mostly clear, with a low around 59. Southwest wind 6 to 10 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Southwest wind 6 to 16 mph, with gusts as high as 26 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. West wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.

    Low: 54 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 83. Southwest wind 3 to 6 mph.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. Southwest wind around 7 mph.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers. Partly sunny, with a high near 70.

    High: 70 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Southwest wind 6 to 10 mph.
Wednesday
Sunny, with a high near 88. Southwest wind 6 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 54. West wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.
Juneteenth
Mostly sunny, with a high near 83. Southwest wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 57. Southwest wind around 7 mph.
Friday
Partly sunny, with a high near 77.
Friday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 52.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 70.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 52.
Sunday
A chance of showers. Partly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 92.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Richland WA
 46.29°N 119.28°W (Elev. 361 ft)
Last Update:
3:20 pm PDT Jun 17, 2025
Forecast Valid:
3pm PDT Jun 17, 2025-6pm PDT Jun 24, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation