Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

Lat: 46.26955° N Lon: 119.11813° W Elev: 397.0 ft.

Clear

61°F

16°C

Humidity 82%
Wind Speed NNW 4 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 10 Jul 06:35 AM PDT
Detailed forecast for

Lower Columbia Basin of Washington

Today
Sunny. Highs in the lower to mid 90s. Southwest wind 5 to 10 mph. Gusts up to 20 mph in the afternoon.
Tonight
Clear. Lows in the upper 50s to lower 60s. Southwest wind 5 to 15 mph with gusts to around 25 mph.
Saturday
Sunny. Highs in the upper 80s to lower 90s. Southwest wind 5 to 15 mph with gusts to around 25 mph.
Saturday Night
Mostly cloudy. Lows in the upper 50s to lower 60s. West wind 5 to 15 mph with gusts to around 25 mph.
Sunday
Mostly cloudy. Highs in the mid 80s to lower 90s. Southwest wind 5 to 10 mph.
Sunday Night Through Wednesday
Partly cloudy. Lows in the mid 50s to mid 60s. Highs in the mid 80s to mid 90s.
Wednesday Night And Thursday
Clear. Lows in the upper 50s to lower 60s. Highs in the lower to mid 90s.



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402 AM PDT Fri Jul 10 2026
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database