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

Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

65°F

18°C

Humidity 32%
Wind Speed SW 10 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 16 Mar 10:53 PM PDT
Extended Forecast for

3 Miles SSW Wallula WA

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 56. South wind around 17 mph, with gusts as high as 22 mph.

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 65. Southwest wind 15 to 18 mph, with gusts as high as 25 mph.

    High: 65 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 52. South wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Increasing clouds, with a high near 70. South wind 11 to 18 mph, with gusts as high as 24 mph.

    High: 70 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56. South wind 10 to 13 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 56. South wind around 17 mph, with gusts as high as 22 mph.
Tuesday
Cloudy, with a high near 65. Southwest wind 15 to 18 mph, with gusts as high as 25 mph.
Tuesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 52. South wind 10 to 13 mph, with gusts as high as 20 mph.
Wednesday
Increasing clouds, with a high near 70. South wind 11 to 18 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly cloudy, with a low around 56. South wind 10 to 13 mph, with gusts as high as 18 mph.
Thursday
Mostly cloudy, with a high near 72.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
Mostly cloudy, with a high near 70.
Friday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 51.
Saturday
A slight chance of rain before 11am. Partly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Wallula WA
 46.05°N 118.93°W (Elev. 479 ft)
Last Update:
10:15 pm PDT Mar 16, 2026
Forecast Valid:
11pm PDT Mar 16, 2026-6pm PDT Mar 23, 2026
 
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