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Severe · Red Flag WarningActive alert

Red Flag Warning issued October 15 at 12:04PM PDT until October 16

Affecting Sierra Nevada of Tehama-Butte-Plumas Counties Between 1000-3000 ft; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Northern Motherlode Between 1000-3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Central Motherlode Between 1000-3000 ft; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Southern Motherlode Between 1000-3000 ft; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft

In effect until: Oct 16, 2026, 5:00 PM

Sierra Nevada of Tehama-Butte-Plumas Counties Between 1000-3000 ft; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Northern Motherlode Between 1000-3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Central Motherlode Between 1000-3000 ft; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Southern Motherlode Between 1000-3000 ft; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft

Likely impact; effects through 5:00 PM.

Please advise the appropriate officials or fire crews in the field of this Red Flag Warning.

Read the original bulletin (official text)
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 AM PDT FRIDAY DUE TO
WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF CENTRAL AND NORTHERN
CALIFORNIA...

* AFFECTED AREA...Portions of Sierra Nevada and adjacent Foothills.

* TIMING...Until 10 AM PDT Friday.

* WINDS...Northeast to east winds 15 to 25 mph with gusts 25 to 45
mph.

* RELATIVE HUMIDITY...Daytime humidity 10 to 20% with single digits
possible and very poor overnight recoveries.

* IMPACTS...Any fires that develop will spread rapidly. Outdoor
burning is not recommended.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™