...BREEZY WESTERLY WINDS AND LOW RELATIVE HUMIDITY FRIDAY AND SATURDAY THROUGH THE CASCADES AND...
.A dry cold front will push toward the area Friday and push by Saturday, bringing breezy west to southwesterly winds. The winds will be strongest near the Cascades and western Columbia Basin Friday and expand out toward the eastern Columbia Basin Saturday. Combined with low afternoon relative humidity values, poor to fair humidity recoveries at night, hot temperatures and dry fuels, this will bring the potential for critical fire weather conditions.
* Affected Area: East Washington Central Cascades (Zone 696), East Portion of North Cascades National Park/Lake Chelan National Recreation Area (Zone 697), East Washington North Cascades (Zone 698), Okanogan Valley (Zone 703), Methow Valley (Zone 704), Foothills of Central Washington Cascades (Zone 705), Waterville Plateau (Zone 706) and Lower Palouse -Snake River (Zone 709).
* Winds: West 10 to 20 mph with gusts up to 30 mph. Strongest winds Saturday.
* Relative Humidities: 8 to 20 percent in the valleys and 20 to 30 percent in the higher terrain.
* Impacts: Rapid fire spread is possible with any new or ongoing fires.