Regional Outbreaks of Severe Weather Through Early Next Week; Early Season Heat Wave across the South

Active spring pattern across the center of our nation with several episodes of severe weather and heavy rainfall expected into next week. The potential for very large hail, long track tornadoes, severe wind gusts, frequent cloud to ground lightning strikes and flash flooding are in the outlook. Furthermore, dangerous early season heat wave continues for the Gulf Coast states into early next week. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Mostly Cloudy

61°F

16°C

Humidity 82%
Wind Speed SE 4 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 May 01:15 PM PDT
Detailed forecast for

Lower Columbia Basin of Washington

Today
Mostly cloudy. A chance of rain showers in the morning, then rain showers likely and a chance of thunderstorms in the afternoon. Highs in the mid 60s to lower 70s. Southwest wind 5 to 15 mph. Chance of precipitation 70 percent. Rainfall amounts less than a quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of rain showers overnight. Lows in the lower to mid 40s. Breezy. West wind 10 to 20 mph with gusts to around 30 mph. Chance of precipitation 50 percent. Rainfall amounts less than a quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Partly cloudy. Highs in the 60s. Windy. West wind 15 to 25 mph with gusts to around 35 mph.
Sunday Night
Mostly clear. Lows in the upper 30s to lower 40s. West wind 5 to 15 mph with gusts to around 30 mph.
Monday
Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 60s to lower 70s. Southwest wind 5 to 15 mph with gusts to around 25 mph.
Monday Night Through Thursday Night
Partly cloudy. Lows in the 40s. Highs in the upper 60s to lower 70s.
Friday
Sunny. Highs in the 70s.



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411 AM PDT Sat May 17 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database