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

Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Hazardous Weather Conditions

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

43°F

6°C

Humidity 65%
Wind Speed SW 9 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 11 Mar 04:30 AM PDT
Extended Forecast for

4 Miles WNW West Richland WA

High Wind Warning March 11, 08:00pm until March 12, 11:00am
Click here for hazard details and duration
High Wind Warning

  • Today

    Today: A 40 percent chance of rain after 8am. Mostly cloudy, with a high near 59. Windy, with a southwest wind 13 to 18 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 44 mph.

    High: 59 °F

    Chance Rain
    and Windy

  • Tonight

    Tonight: A 40 percent chance of rain. Mostly cloudy, with a low around 45. Windy, with a southwest wind 32 to 36 mph, with gusts as high as 55 mph.

    Low: 45 °F

    Chance Rain
    and Windy

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 57. Breezy, with a west wind 26 to 29 mph, with gusts as high as 45 mph.

    High: 57 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 42. Breezy, with a southwest wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain Likely
    and Breezy

  • Friday

    Friday: Rain likely. Cloudy, with a high near 57. Southwest wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Saturday

    Saturday: A 20 percent chance of rain before 11am. Snow level 2800 feet lowering to 1500 feet. Mostly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain before 8am, then a slight chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Snow level 1100 feet rising to 2900 feet in the afternoon. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.

    High: 53 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

Today
A 40 percent chance of rain after 8am. Mostly cloudy, with a high near 59. Windy, with a southwest wind 13 to 18 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 44 mph.
Tonight
A 40 percent chance of rain. Mostly cloudy, with a low around 45. Windy, with a southwest wind 32 to 36 mph, with gusts as high as 55 mph.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 57. Breezy, with a west wind 26 to 29 mph, with gusts as high as 45 mph.
Thursday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 42. Breezy, with a southwest wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain likely. Cloudy, with a high near 57. Southwest wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Saturday
A 20 percent chance of rain before 11am. Snow level 2800 feet lowering to 1500 feet. Mostly sunny, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
A slight chance of rain before 8am, then a slight chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Snow level 1100 feet rising to 2900 feet in the afternoon. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.
Sunday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 40.
Monday
A slight chance of rain. Partly sunny, with a high near 69.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Tuesday
Partly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW West Richland WA
 46.35°N 119.48°W (Elev. 577 ft)
Last Update:
4:20 am PDT Mar 11, 2026
Forecast Valid:
4am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation