573
WWUS86 KSTO 291926
RFWSTO
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
1226 PM PDT SUN JUN 29 2025
CAZ213-214-263-279-302130-
/O.UPG.KSTO.FW.A.0003.250630T1800Z-250701T0600Z/
/O.NEW.KSTO.FW.W.0004.250630T1800Z-250702T0300Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
BURNEY BASIN AND NORTHEAST PLATEAU IN SHASTA COUNTY INCLUDING
NORTHWEST LASSEN NF NORTH OF LASSEN NP-SOUTHEAST EDGE SHASTA-
TRINITY NF AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT-
EASTERN MENDOCINO NF-
1226 PM PDT SUN JUN 29 2025
...RED FLAG WARNING IN EFFECT FROM 11 AM MONDAY TO 8 PM PDT
TUESDAY FOR THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE ZONES
213,214,263 AND 279...
THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A RED FLAG
WARNING FOR THUNDERSTORMS AND STRONG OUTFLOW WINDS, WHICH IS IN
EFFECT FROM 11 AM MONDAY TO 8 PM PDT TUESDAY. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT.
* AFFECTED AREA...FIRE ZONE 213 EASTERN PORTION OF
SHASTA/TRINITY NF, FIRE ZONE 214 BURNEY BASIN AND NORTHEAST
PLATEAU IN SHASTA COUNTY INCLUDING NORTHWEST LASSEN NF NORTH
OF LASSEN NP, FIRE ZONE 263 SOUTHEAST EDGE SHASTA-TRINITY NF
AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT AND FIRE ZONE 279
EASTERN MENDOCINO NF.
* THUNDERSTORMS...ISOLATED TO SCATTERED COVERAGE OF A MIX OF WET
AND DRY THUNDERSTORMS EXPECTED. LIGHTNING STRIKES MAY ALSO
OCCUR OUTSIDE OF MAIN PRECIPITATION CORES. HIGHEST CHANCES FOR
THUNDERSTORMS IN THE AFTERNOON AND EVENING HOURS.
* OUTFLOW WINDS...GUSTY AND ERRATIC OUTFLOW WINDS COULD OCCUR
NEAR ANY THUNDERSTORM DEVELOPMENT.
* IMPACTS...LIGHTNING CAN CREATE NEW FIRE STARTS AND MAY COMBINE
WITH GUSTY OUTFLOW WINDS TO CAUSE A FIRE TO RAPIDLY GROW IN
SIZE AND INTENSITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW, OR WILL SHORTLY. A COMBINATION OF
LIGHTNING FROM DRY THUNDERSTORMS ON DRY FUELS CAN CONTRIBUTE TO
NEW FIRE STARTS.
CAZ266-268-302130-
/O.NEW.KSTO.FW.W.0004.250630T1800Z-250702T0300Z/
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-
1226 PM PDT SUN JUN 29 2025
...RED FLAG WARNING IN EFFECT FROM 11 AM MONDAY TO 8 PM PDT
TUESDAY FOR THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE ZONES
266 AND 268...
THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A RED FLAG
WARNING FOR THUNDERSTORMS AND STRONG OUTFLOW WINDS, WHICH IS IN
EFFECT FROM 11 AM MONDAY TO 8 PM PDT TUESDAY.
* AFFECTED AREA...FIRE ZONE 266 NORTHERN SIERRA FOOTHILLS FROM
1000 TO 3000 FT. INCLUDES PORTIONS OF SHASTA-TRINITY AND BUTTE
UNITS AND FIRE ZONE 268 NORTHERN SIERRA INCLUDING LASSEN NP
AND PLUMAS AND LASSEN NF/S WEST OF THE SIERRA CREST (WEST OF
EVANS PEAK-GRIZZLY PEAK-BECKWORTH PEAK).
* THUNDERSTORMS...ISOLATED TO SCATTERED COVERAGE OF A MIX OF WET
AND DRY THUNDERSTORMS EXPECTED. LIGHTNING STRIKES MAY ALSO OCCUR
OUTSIDE OF MAIN PRECIPITATION CORES. HIGHEST CHANCES FOR
THUNDERSTORMS IN THE AFTERNOON AND EVENING HOURS.
* OUTFLOW WINDS...GUSTY AND ERRATIC OUTFLOW WINDS COULD OCCUR
NEAR ANY THUNDERSTORM DEVELOPMENT.
* IMPACTS...LIGHTNING CAN CREATE NEW FIRE STARTS AND MAY COMBINE
WITH GUSTY OUTFLOW WINDS TO CAUSE A FIRE TO RAPIDLY GROW IN
SIZE AND INTENSITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW, OR WILL SHORTLY. A COMBINATION OF
LIGHTNING FROM DRY THUNDERSTORMS ON DRY FUELS CAN CONTRIBUTE TO
NEW FIRE STARTS.
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