The National Weather Service in Pendleton has issued an Ice Storm Warning for the lower Columbia Basin. The warning is in effect until 10 PM Tuesday night.
The areas for the ice storm warning include the Tri-Cities, Connell and Prosser. Those areas will see snow, freezing rain and sleet throughout the evening.
Snow and sleet accumulations will range from 1" to 3", with another 1/4" to 1/2" of ice from freezing rain. The heaviest accumulations are expected north of the Horse Heaven Hills.
Prepare for extremely hazardous driving conditions. Travel is strongly discouraged.