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Red Flag Warning: Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft

source: us-gov-api (us-gov-api:noaa-weather)published 2026-08-12 11:04ingested 2026-08-13 07:31

extract

Red Flag Warning — Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft Severity: Severe. Certainty: Likely. The National Weather Service in Sacramento has issued a Red Flag Warning for thunderstorms and strong outflow winds, which is in effect from 5 AM to 9 PM PDT Thursday. The Fire Weather Watch is no longer in effect. * Affected Area...Fire Zone 136 Sierra (El Dorado-Amador) Above 5000 ft and Fire Zone 139 Sierra (Cal-Tuo) Above 5000 ft. * Thunderstorms...Isolated to scattered coverage of a mix of wet and dry thunderstorms expected. Lightning strikes may also occur outside of main precipitation cores. * Outflow Winds...Gusty and erratic outflow winds could occur near any thunderstorm development. * Impacts...Lightning can create new fire starts and may combine with strong outflow winds to cause a fire to rapidly grow in size and intensity.

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