# 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 — retained record

> Retained us-gov-api record from us-gov-api:noaa-weather.

Canonical: https://highsignal.app/data/records/d86cd756e1833983

[← sources](https://highsignal.app/data)


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-08-12 11:04 ingested 2026-08-13 07:31

[original source ↗](http://www.weather.gov/)

## 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no longer in effect.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.

## retained text

The historical document was shared with another weather alert and cannot be attributed to this record. The original extract is preserved above; the exact alert link was not retained.