466
FNUS86 KSTO 212219
FWLSTO
ECCDA DISCUSSIONS FOR CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
319 PM PDT THU MAY 21 2026
ECC005-221630-
SHASTA-TRINITY NATIONAL FOREST-
DISCUSSION FOR REDDING ECC DISPATCH
319 PM PDT THU MAY 21 2026
...ELEVATED FIRE WEATHER CONDITIONS IN THE NORTHERN SACRAMENTO
VALLEY SATURDAY THROUGH MONDAY DUE TO THE COMBINATION OF LOW
HUMIDITY AND BREEZY ONSHORE WINDS...
A 10 PERCENT OR LESS CHANCE FOR AN ISOLATED THUNDERSTORM OVER FAR
EAST TRINITY COUNTY THIS AFTERNOON. CHANCES FOR ISOLATED
THUNDERSTORMS FRIDAY AFTERNOON FOR TRINITY COUNTY AND THE
MOUNTAINS HAVE INCREASED TO 10-20%. ABOVE-NORMAL TEMPERATURES
CONTINUE THE REST OF THIS WEEK, COUPLED WITH LOW RELATIVE
HUMIDITIES. ONSHORE FLOW INCREASES INTO THE WEEKEND WITH GUSTY
WINDS POSSIBLE BY EARLY NEXT WEEK. DESPITE SOME GAINS IN OVERNIGHT
HUMIDITY RECOVERY, LOW DAYTIME HUMIDITY AND BREEZY WINDS SATURDAY
TO MONDAY WILL RESULT IN ELEVATED FIRE WEATHER CONDITIONS AT LOW
ELEVATIONS. TEMPERATURES THEN COOL TO NEAR NORMAL EARLY NEXT WEEK.
ISOLATED MOUNTAIN SHOWER CHANCES MAY ACCOMPANY THE GUSTY WINDS
EARLY NEXT WEEK AS WELL, BUT CONFIDENCE REMAINS LOW.
ECC007-221630-
MENDOCINO NATIONAL FOREST, SOUTHERN SACRAMENTO VALLEY, AND DELTA-
DISCUSSION FOR WILLOWS ECC DISPATCH
319 PM PDT THU MAY 21 2026
...ELEVATED FIRE WEATHER CONDITIONS IN THE VALLEY AND DELTA SATURDAY
THROUGH MONDAY DUE TO THE COMBINATION OF LOW HUMIDITY AND BREEZY
ONSHORE WINDS...
ABOVE-NORMAL TEMPERATURES CONTINUE THE REST OF THIS WEEK, COUPLED
WITH LOW RELATIVE HUMIDITIES. THERE IS A LOW CHANCE FOR ISOLATED
MOUNTAIN SHOWERS AND THUNDERSTORMS ON FRIDAY. DELTA BREEZE AND
ONSHORE FLOW INCREASE INTO THE WEEKEND WITH GUSTY WINDS POSSIBLE
BY EARLY NEXT WEEK. DESPITE SOME GAINS IN OVERNIGHT HUMIDITY
RECOVERY, LOW DAYTIME HUMIDITY AND BREEZY WINDS SATURDAY TO MONDAY
WILL RESULT IN ELEVATED FIRE WEATHER CONDITIONS AT LOW
ELEVATIONS. TEMPERATURES THEN COOL TO NEAR NORMAL EARLY NEXT WEEK.
ISOLATED MOUNTAIN SHOWER CHANCES MAY ACCOMPANY THE GUSTY WINDS
EARLY NEXT WEEK AS WELL, BUT CONFIDENCE REMAINS LOW.
ECC008-221630-
RED BLUFF AND OROVILLE-
DISCUSSION FOR RED BLUFF AND OROVILLE ECC DISPATCH
319 PM PDT THU MAY 21 2026
...ELEVATED FIRE WEATHER CONDITIONS IN THE VALLEY SATURDAY THROUGH
MONDAY DUE TO THE COMBINATION OF LOW HUMIDITY AND BREEZY ONSHORE
WINDS...
ABOVE-NORMAL TEMPERATURES CONTINUE THE REST OF THIS WEEK, COUPLED
WITH LOW RELATIVE HUMIDITIES. ONSHORE FLOW INCREASES INTO THE
WEEKEND WITH GUSTY WINDS POSSIBLE BY EARLY NEXT WEEK. DESPITE SOME
GAINS IN OVERNIGHT HUMIDITY RECOVERY, LOW DAYTIME HUMIDITY AND
BREEZY WINDS SATURDAY TO MONDAY WILL RESULT IN ELEVATED FIRE
WEATHER CONDITIONS AT LOW ELEVATIONS. TEMPERATURES THEN COOL TO
NEAR NORMAL EARLY NEXT WEEK. ISOLATED SHOWER CHANCES MAY
ACCOMPANY THE GUSTY WINDS EARLY NEXT WEEK AS WELL, BUT CONFIDENCE
REMAINS LOW.
ECC011-221630-
TAHOE NATIONAL FOREST-
DISCUSSION FOR GRASS VALLEY ECC DISPATCH
319 PM PDT THU MAY 21 2026
...ELEVATED FIRE WEATHER CONDITIONS IN THE FAR WESTERN PORTION OF
THIS ECCDA ZONE SATURDAY THROUGH MONDAY DUE TO THE COMBINATION OF
LOW HUMIDITY AND BREEZY ONSHORE WINDS...
ABOVE-NORMAL TEMPERATURES CONTINUE THE REST OF THIS WEEK, COUPLED
WITH LOW RELATIVE HUMIDITIES. THERE IS A LOW CHANCE FOR ISOLATED
HIGH ELEVATION MOUNTAIN SHOWERS AND THUNDERSTORMS TODAY AND
FRIDAY AFTERNOONS. ONSHORE FLOW INCREASES INTO THE WEEKEND WITH
GUSTY WINDS POSSIBLE BY EARLY NEXT WEEK. DESPITE SOME GAINS IN
OVERNIGHT HUMIDITY RECOVERY, LOW DAYTIME HUMIDITY AND BREEZY WINDS
SATURDAY TO MONDAY WILL RESULT IN ELEVATED FIRE WEATHER
CONDITIONS AT LOW ELEVATIONS IN THE FAR WESTERN PORTION OF THIS
ECCDA ZONE. TEMPERATURES THEN COOL TO NEAR NORMAL EARLY NEXT WEEK.
ISOLATED MOUNTAIN SHOWER CHANCES MAY ACCOMPANY THE GUSTY WINDS
EARLY NEXT WEEK AS WELL, BUT CONFIDENCE REMAINS LOW.
ECC015-221630-
STANISLAUS NATIONAL FOREST-
DISCUSSION FOR SAN ANDREAS ECC DISPATCH
319 PM PDT THU MAY 21 2026
...ELEVATED FIRE WEATHER CONDITIONS IN THE VALLEY SATURDAY
THROUGH MONDAY DUE TO THE COMBINATION OF LOW HUMIDITY AND BREEZY
ONSHORE WINDS...
ABOVE-NORMAL TEMPERATURES CONTINUE THE REST OF THIS WEEK, COUPLED
WITH LOW RELATIVE HUMIDITIES. THERE IS A LOW CHANCE FOR ISOLATED
HIGH ELEVATION MOUNTAIN SHOWERS AND THUNDERSTORMS TODAY AND
FRIDAY AFTERNOONS. ONSHORE FLOW INCREASES INTO THE WEEKEND WITH
GUSTY WINDS POSSIBLE BY EARLY NEXT WEEK. DESPITE SOME GAINS IN
OVERNIGHT HUMIDITY RECOVERY, LOW DAYTIME HUMIDITY AND BREEZY WINDS
SATURDAY TO MONDAY WILL RESULT IN ELEVATED FIRE WEATHER
CONDITIONS AT LOW ELEVATIONS IN THE WESTERN PORTION OF THIS ECCDA
ZONE. TEMPERATURES THEN COOL TO NEAR NORMAL EARLY NEXT WEEK.
ISOLATED MOUNTAIN SHOWER CHANCES MAY ACCOMPANY THE GUSTY WINDS
EARLY NEXT WEEK AS WELL, BUT CONFIDENCE REMAINS LOW.
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