068
FNUS86 KSTO 132149
FWLSTO
ECCDA DISCUSSIONS FOR CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
249 PM PDT THU AUG 13 2026
ECC005-141600-
SHASTA-TRINITY NATIONAL FOREST-
DISCUSSION FOR REDDING ECC DISPATCH
249 PM PDT THU AUG 13 2026
...ELEVATED FIRE WEATHER CONDITIONS LATE IN THE WEEK DUE TO A
SLIGHT CHANCE OF THUNDERSTORMS...
A SLIGHT 5-10% CHANCE OF THUNDERSTORMS IS POSSIBLE ACROSS THE
SHASTA, TRINITY, AND SISKIYOU COUNTY TERRAIN ON FRIDAY DUE TO AN
INFLUX OF MONSOONAL MOISTURE. LIMITED RAINFALL IS EXPECTED WITH
ANY THUNDERSTORMS THAT DEVELOP. NEW FIRE STARTS FROM LIGHTNING AND
GUSTY OUTFLOW WINDS ARE THE PRIMARY CONCERNS. DRIER WEATHER
PREVAILS THIS WEEKEND AND INTO NEXT WEEK, WITH BELOW NORMAL
TEMPERATURES.
ECC007-141600-
MENDOCINO NATIONAL FOREST, SOUTHERN SACRAMENTO VALLEY, AND DELTA-
DISCUSSION FOR WILLOWS ECC DISPATCH
249 PM PDT THU AUG 13 2026
...ELEVATED FIRE WEATHER CONDITIONS FRIDAY DUE TO A SLIGHT CHANCE
OF THUNDERSTORMS...
COOLER TEMPERATURES, BREEZY ONSHORE WINDS, AND THUNDERSTORM
CHANCES CONTINUE THROUGH THE END OF THE WEEK. 5-10% CHANCE OF
ISOLATED THUNDERSTORMS ON FRIDAY ALONG THE NORTHERN COAST RANGE
TOWARD NORTHERN MENDOCINO AND SOUTHERN TRINITY COUNTIES WITH A MIX
OF WET AND DRY THUNDERSTORMS POSSIBLE. ELEVATED FIRE WEATHER
CONDITIONS ARE EXPECTED AS A RESULT OF THUNDERSTORM CHANCES AND
DRY FUELS. DRIER WEATHER IS ANTICIPATED BY THE WEEKEND AS COOL
TEMPERATURES CONTINUE.
ECC008-141600-
RED BLUFF AND OROVILLE-
DISCUSSION FOR RED BLUFF AND OROVILLE ECC DISPATCH
249 PM PDT THU AUG 13 2026
COOLER TEMPERATURES, BREEZY ONSHORE WINDS, AND THUNDERSTORM
CHANCES CONTINUE THROUGH SATURDAY. A MIX OF WET AND DRY
THUNDERSTORMS REMAINS POSSIBLE ALONG THE WEST SLOPE SIERRA, BUT
HIGHEST CHANCES ARE EXPECTED NEARER TO THE CREST AND SOUTH OF
INTERSTATE 80. COOL, DRY, AND BREEZY WEATHER THEN CONTINUES
THROUGH THE WEEKEND.
ECC011-141600-
TAHOE NATIONAL FOREST-
DISCUSSION FOR GRASS VALLEY ECC DISPATCH
249 PM PDT THU AUG 13 2026
...RED FLAG WARNING UNTIL 9PM PDT TODAY FOR SIERRA FIRE ZONES 136
& 139 ELEVATIONS ABOVE 5000 FEET DUE TO THUNDERSTORMS AND GUSTY
OUTFLOW WINDS...
A RED FLAG WARNING IS IN EFFECT UNTIL 9 PM TODAY FOR SIERRA
LOCATIONS ABOVE 5000 FEET SOUTH OF INTERSTATE 80 AS THUNDERSTORM
CHANCES CONTINUE AROUND 15-30%. A WET/DRY MIX OF THUNDERSTORMS IS
THE PRIMARY RISK AND GUSTY OUTFLOW WINDS BRINGING THE POTENTIAL
FOR NEW FIRE STARTS. MOUNTAIN THUNDERSTORM CHANCES WILL CONTINUE
THROUGH FRIDAY AFTERNOON, WITH CHANCES FALLING BELOW 10% BY THE
WEEKEND.
ECC015-141600-
STANISLAUS NATIONAL FOREST-
DISCUSSION FOR SAN ANDREAS ECC DISPATCH
249 PM PDT THU AUG 13 2026
...RED FLAG WARNING UNTIL 9PM PDT TODAY FOR SIERRA FIRE ZONES 136
& 139 ELEVATIONS ABOVE 5000 FEET DUE TO THUNDERSTORMS AND GUSTY
OUTFLOW WINDS...
A RED FLAG WARNING IS IN EFFECT UNTIL 9 PM TODAY FOR SIERRA
LOCATIONS ABOVE 5000 FEET SOUTH OF INTERSTATE 80 AS THUNDERSTORM
CHANCES CONTINUE AROUND 15-30%. A WET/DRY MIX OF THUNDERSTORMS IS
THE PRIMARY RISK AND GUSTY OUTFLOW WINDS BRINGING THE POTENTIAL
FOR NEW FIRE STARTS. A SLIGHT 5-10% CHANCE FOR ISOLATED
THUNDERSTORMS REMAINS IN THE FORECAST FOR THE NORTHERN SAN JOAQUIN
VALLEY AND ADJACENT FOOTHILLS LOCATIONS SOUTH OF INTERSTATE 80
THROUGH THIS MORNING AS WELL. MOUNTAIN THUNDERSTORM CHANCES WILL
CONTINUE THROUGH FRIDAY AFTERNOON, WITH CHANCES FALLING BELOW 10%
BY THE WEEKEND.
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