...THUNDERSTORMS, GUSTY WINDS, AND LOW RELATIVE HUMIDITY SATURDAY INTO SUNDAY...
.A strong trough with abundant moisture will usher in a cold front through the region from Saturday into Sunday. There is a risk for thunderstorms as well as strong south to southwest synoptic driven winds. This will lead to critical fire weather conditions across the region.
* Affected Area: Foothills of Northeast Washington (Zone 701), Colville Reservation (Zone 702), Foothills of Central Washington Cascades (Zone 705), Waterville Plateau (Zone 706), Western Columbia Basin (Zone 707), Eastern Columbia Basin - Palouse -Spokane Area (Zone 708) and Lower Palouse -Snake River (Zone 709).
* Winds: West/Southwest 15 to 25 mph with wind gusts around 25 to 40 mph.
* Relative Humidities: 17 to 25 percent.
* Impacts: Rapid fire spread is possible with any new or ongoing fires.