Tri-Cities NOAA Weather Radio

Broadcast Program

• Regional Weather Synopsis
• Zone Forecasts for
• Yakima Valley (Granger, Toppenish, Mabton, White Swan, Sunnyside, Grandview)
• Lower Columbia River Basin (Tri-cities, Prosser, Benton City, Hanford)
• Foothills of the Blue Mountains (Walla Walla)
• Moses Lake and Upper Columbia River Basin (Ephrata, Ritzville)
• 3-5 Day Extended Forecast for Eastern Washington
• 6-10 Day Outlook
• Hourly Weather Updates
• Special Weather Statements, Watches, and Warnings as Needed
• Road Conditions from Washington State Department of Transportation
• Climatological Information

NOAA Weather Radio station WWF-56 provides weather information and forecasts for South Central Washington. Counties in the broadcast area include Walla Walla, Klickitat, Yakima, Benton, Franklin, Grant and Adams.

Tri-Cities NOAA Weather Radio is a cooperative effort between NOAA's National Weather Service (NWS) and the Washington State Division of Emergency Management. The broadcast originates from the NWS in Pendleton and transmits from Rattlesnake Mountain near Richland on a frequency of 162.450 MHz. Continuous updates are provided.

The Tri-Cities NOAA Weather Radio Transmitter is located at Rattlesnake Mountain, Washington at an elevation of 3523 feet.

Brochure
(Select image for full size .pdf version.)

Other Transmitters

• Bend (Powell Buttes)
• Cle Elum (Sky Meadows)
• Dayton (Dewey Road)
• Fossil (Snowboard Ridge)
• Goldendale (Goodnoe Hills)
• Heppner (Wilkenson Hill)
• Hermiston-Pendleton (Silusi Butte/Pendleton Airport)
• John Day (Fall Mountain)
• Pendleton (Spout Springs)
• The Dalles (Stacker Butte)
• Tri-Cities (Rattlesnake Ridge)
• Umatilla (Umatilla Ridge)
• Yakima (Yakima Ridge)