...RED FLAG WARNING FOR WIND AND LOW HUMIDITY FRIDAY, AND FIRE WEATHER WATCH FOR WIND AND LOW HUMIDITY SATURDAY... * Affected Area: Okanogan Highlands and Kettle Mountains (Zone 699). * Winds: Saturday winds - Southwest 15 to 20 mph with gusts up to 35 mph. * Relative Humidities: 14 to 26 percent. * Impacts: Gusty winds and low humidity Saturday may lead to rapid fire spread with any new or ongoing fires.