Red Flag Warning — East Washington Central Cascades; East Portion of North Cascades National Park / Lake Chelan National Recreation Area; East Washington North Cascades; Okanogan Highlands & Kettle Mountains; Methow Valley Severity: Severe. Certainty: Likely. ...THUNDERSTORMS, GUSTY WINDS, AND LOW RELATIVE HUMIDITY SATURDAY INTO SUNDAY... .A strong cold front will move through the region Saturday into Sunday, bringing a risk for thunderstorms and strong west to southwest winds. This will lead to critical fire weather conditions across the region. The National Weather Service in Spokane has issued a Red Flag Warning for thunderstorms, which is in effect from 11 AM Saturday to 8 AM PDT Sunday. The Fire Weather Watch is no longer in effect. * 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 Highlands and Kettle Mountains (Zone 699) and Methow Valley (Zone 704). * Thunderstorms: Scattered showers and thunderstorms Saturday through Sunday morning. * Outflow Winds: Gusty outflow winds up to 40 mph. * Impacts: Lightning strikes will have the potential to start new fires, and gusty and erratic outflow winds could cause rapid spread of new and existing wildfires.
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