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

Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

54°F

12°C

Humidity 76%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 15 Jun 07:05 AM PDT
Extended Forecast for

10 Miles NNE West Richland WA

  • Today

    Today: Sunny, with a high near 87. South wind 3 to 6 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. South wind around 6 mph becoming light and variable in the evening.

    Low: 54 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 91. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52. West wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Southwest wind 6 to 9 mph.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 87. South wind 3 to 6 mph.
Tonight
Increasing clouds, with a low around 54. South wind around 6 mph becoming light and variable in the evening.
Monday
Mostly sunny, with a high near 91. Calm wind becoming south 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 52. West wind 8 to 13 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 89. Southwest wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 52.
Juneteenth
Mostly sunny, with a high near 85.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 50.
Saturday
A chance of showers. Partly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNE West Richland WA
 46.47°N 119.33°W (Elev. 472 ft)
Last Update:
4:20 am PDT Jun 15, 2025
Forecast Valid:
7am PDT Jun 15, 2025-6pm PDT Jun 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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