430  
FNUS86 KLOX 101629  
FWLLOX  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA  
929 AM PDT THU SEP 10 2026  
 
ECC029-111030-  
LOS PADRES NATIONAL FOREST-  
DISCUSSION FOR VANDENBERG ECC DISPATCH  
929 AM PDT THU SEP 10 2026  
   
..DISCUSSION FROM MONTEREY
 
 
...ELEVATED FIRE WEATHER CONCERNS THROUGH THURSDAY DUE TO HOT AND DRY  
CONDITIONS WITH LITTLE OVERNIGHT HUMIDITY RECOVERY IN THE HILLS...  
 
WHILE THE PEAK OF THE HEAT HAS PASSED, THE STRONG RIDGE IS STILL  
DOMINATING THE WEATHER PATTERN. TEMPERATURES WILL BE AROUND  
10 DEGREES ABOVE NORMAL TODAY. THE ONSHORE GRADIENT HAS RETURNED,  
WHICH WILL GRADUALLY BRING MORE MARINE AIR INFLUENCE THROUGH THE  
DAY. THE MARINE LAYER IS LIKELY TO REFORM EITHER THIS EVENING OR  
FRIDAY MORNING, BRINGING MUCH COOLER AND MORE HUMID CONDITIONS TO  
THE COAST AND ADJACENT VALLEYS. WHILE TEMPERATURES WILL COOL ACROSS  
THE REGION THROUGH THE WEEKEND, DRY AIR WILL REMAIN ABOVE THE  
MARINE LAYER AS THE ONSHORE WINDS INCREASE.  
 
NOTE : ALL WINDS ARE 20-FOOT WINDS UNLESS OTHERWISE SPECIFIED.  
THUNDERSTORMS IMPLY STRONG, GUSTY AND ERRATIC WINDS.  
 
   
..DISCUSSION FROM LOS ANGELES/OXNARD
 
 
   
..WIDESPREAD EXTREME HEAT WARNINGS THROUGH TONIGHT
 
 
...SLIGHT CHANCE OF MOUNTAIN SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON WITH LOCALIZED BRIEF HEAVY DOWNPOURS POSSIBLE...  
 
...ELEVATED FIRE WEATHER CONDITIONS ACROSS SOUTHERN SANTA BARBARA  
COUNTY THROUGH AT LEAST SATURDAY NIGHT DUE TO SUNDOWNER WINDS...  
 
...ELEVATED FIRE WEATHER CONDITIONS RETURNING THIS WEEKEND TO  
INTERIOR DUE TO INCREASING ONSHORE FLOW...  
 
LINGERING TROPICAL MOISTURE FROM MARIE BRINGS A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS TO THE INTERIOR MOUNTAINS (FOCUSED OVER  
EASTERN SAN GABRIELS AND NORTHERN VENTURA COUNTY) THIS AFTERNOON  
INTO THE EVENING. WITH ANY STORM THERE IS THE POTENTIAL FOR HEAVY  
DOWNPOURS, GUSTY ERRATIC WINDS, AND LIGHTNING.  
 
VERY HOT AND MUGGY CONDITIONS LEADING TO EXTREME HEAT WARNINGS  
CONTINUE THROUGH TONIGHT WITH TEMPERATURES RANGING FROM 90 TO  
105 DEGREES TODAY, SLIGHTLY LESS HOT THAN YESTERDAY. A COOLING  
TREND CONTINUES TOMORROW AND OVER THE WEEKEND.  
 
INCREASING ONSHORE FLOW WILL BRING ELEVATED FIRE WEATHER CONDITIONS  
TO INTERIOR AREAS BY THE WEEKEND WITH SOUTHWEST TO NORTHWEST WINDS  
10 TO 25 MPH WITH GUSTS UP TO 35 MPH. SUNDOWNER WINDS WILL BEGIN  
TONIGHT, CONTINUING THROUGH SATURDAY NIGHT, LIKELY PEAKING SATURDAY  
NIGHT. NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH  
(LOCALLY 50 MPH) WILL BE COMMON TONIGHT, WITH GUSTS POSSIBLY  
INCREASING TO 55 TO 60 MPH BY SATURDAY. WHILE GUSTY WINDS WILL BE  
MOSTLY FOCUSED WEST OF SAN MARCOS PASS, THERE IS A CHANCE FOR WINDS  
TO INCREASE OVER THE EASTERN SANTA YNEZ RANGE BY SATURDAY NIGHT.  
 

 
 
ECC028-111030-  
SANTA BARBARA COUNTY EXCLUDING LOS PADRES NATIONAL FOREST-  
DISCUSSION FOR SANTA BARBARA ECC DISPATCH  
929 AM PDT THU SEP 10 2026  
   
..WIDESPREAD EXTREME HEAT WARNINGS THROUGH TONIGHT
 
 
...SLIGHT CHANCE OF MOUNTAIN SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON WITH LOCALIZED BRIEF HEAVY DOWNPOURS POSSIBLE...  
 
...ELEVATED FIRE WEATHER CONDITIONS ACROSS SOUTHERN SANTA BARBARA  
COUNTY THROUGH AT LEAST SATURDAY NIGHT DUE TO SUNDOWNER WINDS...  
 
...ELEVATED FIRE WEATHER CONDITIONS RETURNING THIS WEEKEND TO  
INTERIOR DUE TO INCREASING ONSHORE FLOW...  
 
LINGERING TROPICAL MOISTURE FROM MARIE BRINGS A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS TO THE INTERIOR MOUNTAINS (FOCUSED OVER  
EASTERN SAN GABRIELS AND NORTHERN VENTURA COUNTY) THIS AFTERNOON  
INTO THE EVENING. WITH ANY STORM THERE IS THE POTENTIAL FOR HEAVY  
DOWNPOURS, GUSTY ERRATIC WINDS, AND LIGHTNING.  
 
VERY HOT AND MUGGY CONDITIONS LEADING TO EXTREME HEAT WARNINGS  
CONTINUE THROUGH TONIGHT WITH TEMPERATURES RANGING FROM 90 TO  
105 DEGREES TODAY, SLIGHTLY LESS HOT THAN YESTERDAY. A COOLING  
TREND CONTINUES TOMORROW AND OVER THE WEEKEND.  
 
INCREASING ONSHORE FLOW WILL BRING ELEVATED FIRE WEATHER CONDITIONS  
TO INTERIOR AREAS BY THE WEEKEND WITH SOUTHWEST TO NORTHWEST WINDS  
10 TO 25 MPH WITH GUSTS UP TO 35 MPH. SUNDOWNER WINDS WILL BEGIN  
TONIGHT, CONTINUING THROUGH SATURDAY NIGHT, LIKELY PEAKING SATURDAY  
NIGHT. NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH  
(LOCALLY 50 MPH) WILL BE COMMON TONIGHT, WITH GUSTS POSSIBLY  
INCREASING TO 55 TO 60 MPH BY SATURDAY. WHILE GUSTY WINDS WILL BE  
MOSTLY FOCUSED WEST OF SAN MARCOS PASS, THERE IS A CHANCE FOR WINDS  
TO INCREASE OVER THE EASTERN SANTA YNEZ RANGE BY SATURDAY NIGHT.  
 

 
 
ECC031-111030-  
ANGELES NATIONAL FOREST-  
DISCUSSION FOR LANCASTER ECC DISPATCH  
929 AM PDT THU SEP 10 2026  
   
..WIDESPREAD EXTREME HEAT WARNINGS THROUGH TONIGHT
 
 
...SLIGHT CHANCE OF MOUNTAIN SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON WITH LOCALIZED BRIEF HEAVY DOWNPOURS POSSIBLE...  
 
...ELEVATED FIRE WEATHER CONDITIONS ACROSS SOUTHERN SANTA BARBARA  
COUNTY THROUGH AT LEAST SATURDAY NIGHT DUE TO SUNDOWNER WINDS...  
 
...ELEVATED FIRE WEATHER CONDITIONS RETURNING THIS WEEKEND TO  
INTERIOR DUE TO INCREASING ONSHORE FLOW...  
 
LINGERING TROPICAL MOISTURE FROM MARIE BRINGS A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS TO THE INTERIOR MOUNTAINS (FOCUSED OVER  
EASTERN SAN GABRIELS AND NORTHERN VENTURA COUNTY) THIS AFTERNOON  
INTO THE EVENING. WITH ANY STORM THERE IS THE POTENTIAL FOR HEAVY  
DOWNPOURS, GUSTY ERRATIC WINDS, AND LIGHTNING.  
 
VERY HOT AND MUGGY CONDITIONS LEADING TO EXTREME HEAT WARNINGS  
CONTINUE THROUGH TONIGHT WITH TEMPERATURES RANGING FROM 90 TO  
105 DEGREES TODAY, SLIGHTLY LESS HOT THAN YESTERDAY. A COOLING  
TREND CONTINUES TOMORROW AND OVER THE WEEKEND.  
 
INCREASING ONSHORE FLOW WILL BRING ELEVATED FIRE WEATHER CONDITIONS  
TO INTERIOR AREAS BY THE WEEKEND WITH SOUTHWEST TO NORTHWEST WINDS  
10 TO 25 MPH WITH GUSTS UP TO 35 MPH. SUNDOWNER WINDS WILL BEGIN  
TONIGHT, CONTINUING THROUGH SATURDAY NIGHT, LIKELY PEAKING SATURDAY  
NIGHT. NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH  
(LOCALLY 50 MPH) WILL BE COMMON TONIGHT, WITH GUSTS POSSIBLY  
INCREASING TO 55 TO 60 MPH BY SATURDAY. WHILE GUSTY WINDS WILL BE  
MOSTLY FOCUSED WEST OF SAN MARCOS PASS, THERE IS A CHANCE FOR WINDS  
TO INCREASE OVER THE EASTERN SANTA YNEZ RANGE BY SATURDAY NIGHT.  
 

 
 
ECC024-111030-  
SAN LUIS OBISPO COUNTY-  
DISCUSSION FOR SAN LUIS OBISPO ECC DISPATCH  
929 AM PDT THU SEP 10 2026  
   
..WIDESPREAD EXTREME HEAT WARNINGS THROUGH TONIGHT
 
 
...SLIGHT CHANCE OF MOUNTAIN SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON WITH LOCALIZED BRIEF HEAVY DOWNPOURS POSSIBLE...  
 
...ELEVATED FIRE WEATHER CONDITIONS ACROSS SOUTHERN SANTA BARBARA  
COUNTY THROUGH AT LEAST SATURDAY NIGHT DUE TO SUNDOWNER WINDS...  
 
...ELEVATED FIRE WEATHER CONDITIONS RETURNING THIS WEEKEND TO  
INTERIOR DUE TO INCREASING ONSHORE FLOW...  
 
LINGERING TROPICAL MOISTURE FROM MARIE BRINGS A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS TO THE INTERIOR MOUNTAINS (FOCUSED OVER  
EASTERN SAN GABRIELS AND NORTHERN VENTURA COUNTY) THIS AFTERNOON  
INTO THE EVENING. WITH ANY STORM THERE IS THE POTENTIAL FOR HEAVY  
DOWNPOURS, GUSTY ERRATIC WINDS, AND LIGHTNING.  
 
VERY HOT AND MUGGY CONDITIONS LEADING TO EXTREME HEAT WARNINGS  
CONTINUE THROUGH TONIGHT WITH TEMPERATURES RANGING FROM 90 TO  
105 DEGREES TODAY, SLIGHTLY LESS HOT THAN YESTERDAY. A COOLING  
TREND CONTINUES TOMORROW AND OVER THE WEEKEND.  
 
INCREASING ONSHORE FLOW WILL BRING ELEVATED FIRE WEATHER CONDITIONS  
TO INTERIOR AREAS BY THE WEEKEND WITH SOUTHWEST TO NORTHWEST WINDS  
10 TO 25 MPH WITH GUSTS UP TO 35 MPH. SUNDOWNER WINDS WILL BEGIN  
TONIGHT, CONTINUING THROUGH SATURDAY NIGHT, LIKELY PEAKING SATURDAY  
NIGHT. NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH  
(LOCALLY 50 MPH) WILL BE COMMON TONIGHT, WITH GUSTS POSSIBLY  
INCREASING TO 55 TO 60 MPH BY SATURDAY. WHILE GUSTY WINDS WILL BE  
MOSTLY FOCUSED WEST OF SAN MARCOS PASS, THERE IS A CHANCE FOR WINDS  
TO INCREASE OVER THE EASTERN SANTA YNEZ RANGE BY SATURDAY NIGHT.  
 

 
 
ECC032-111030-  
VENTURA COUNTY EXCLUDING LOS PADRES NATIONAL FOREST-  
DISCUSSION FOR VENTURA ECC DISPATCH  
929 AM PDT THU SEP 10 2026  
   
..WIDESPREAD EXTREME HEAT WARNINGS THROUGH TONIGHT
 
 
...SLIGHT CHANCE OF MOUNTAIN SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON WITH LOCALIZED BRIEF HEAVY DOWNPOURS POSSIBLE...  
 
...ELEVATED FIRE WEATHER CONDITIONS ACROSS SOUTHERN SANTA BARBARA  
COUNTY THROUGH AT LEAST SATURDAY NIGHT DUE TO SUNDOWNER WINDS...  
 
...ELEVATED FIRE WEATHER CONDITIONS RETURNING THIS WEEKEND TO  
INTERIOR DUE TO INCREASING ONSHORE FLOW...  
 
LINGERING TROPICAL MOISTURE FROM MARIE BRINGS A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS TO THE INTERIOR MOUNTAINS (FOCUSED OVER  
EASTERN SAN GABRIELS AND NORTHERN VENTURA COUNTY) THIS AFTERNOON  
INTO THE EVENING. WITH ANY STORM THERE IS THE POTENTIAL FOR HEAVY  
DOWNPOURS, GUSTY ERRATIC WINDS, AND LIGHTNING.  
 
VERY HOT AND MUGGY CONDITIONS LEADING TO EXTREME HEAT WARNINGS  
CONTINUE THROUGH TONIGHT WITH TEMPERATURES RANGING FROM 90 TO  
105 DEGREES TODAY, SLIGHTLY LESS HOT THAN YESTERDAY. A COOLING  
TREND CONTINUES TOMORROW AND OVER THE WEEKEND.  
 
INCREASING ONSHORE FLOW WILL BRING ELEVATED FIRE WEATHER CONDITIONS  
TO INTERIOR AREAS BY THE WEEKEND WITH SOUTHWEST TO NORTHWEST WINDS  
10 TO 25 MPH WITH GUSTS UP TO 35 MPH. SUNDOWNER WINDS WILL BEGIN  
TONIGHT, CONTINUING THROUGH SATURDAY NIGHT, LIKELY PEAKING SATURDAY  
NIGHT. NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH  
(LOCALLY 50 MPH) WILL BE COMMON TONIGHT, WITH GUSTS POSSIBLY  
INCREASING TO 55 TO 60 MPH BY SATURDAY. WHILE GUSTY WINDS WILL BE  
MOSTLY FOCUSED WEST OF SAN MARCOS PASS, THERE IS A CHANCE FOR WINDS  
TO INCREASE OVER THE EASTERN SANTA YNEZ RANGE BY SATURDAY NIGHT.  
 

 
 
ECC030-111030-  
LOS ANGELES COUNTY EXCLUDING ANGELES NATIONAL FOREST-  
DISCUSSION FOR LOS ANGELES ECC DISPATCH  
929 AM PDT THU SEP 10 2026  
   
..WIDESPREAD EXTREME HEAT WARNINGS THROUGH TONIGHT
 
 
...SLIGHT CHANCE OF MOUNTAIN SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON WITH LOCALIZED BRIEF HEAVY DOWNPOURS POSSIBLE...  
 
...ELEVATED FIRE WEATHER CONDITIONS ACROSS SOUTHERN SANTA BARBARA  
COUNTY THROUGH AT LEAST SATURDAY NIGHT DUE TO SUNDOWNER WINDS...  
 
...ELEVATED FIRE WEATHER CONDITIONS RETURNING THIS WEEKEND TO  
INTERIOR DUE TO INCREASING ONSHORE FLOW...  
 
LINGERING TROPICAL MOISTURE FROM MARIE BRINGS A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS TO THE INTERIOR MOUNTAINS (FOCUSED OVER  
EASTERN SAN GABRIELS AND NORTHERN VENTURA COUNTY) THIS AFTERNOON  
INTO THE EVENING. WITH ANY STORM THERE IS THE POTENTIAL FOR HEAVY  
DOWNPOURS, GUSTY ERRATIC WINDS, AND LIGHTNING.  
 
VERY HOT AND MUGGY CONDITIONS LEADING TO EXTREME HEAT WARNINGS  
CONTINUE THROUGH TONIGHT WITH TEMPERATURES RANGING FROM 90 TO  
105 DEGREES TODAY, SLIGHTLY LESS HOT THAN YESTERDAY. A COOLING  
TREND CONTINUES TOMORROW AND OVER THE WEEKEND.  
 
INCREASING ONSHORE FLOW WILL BRING ELEVATED FIRE WEATHER CONDITIONS  
TO INTERIOR AREAS BY THE WEEKEND WITH SOUTHWEST TO NORTHWEST WINDS  
10 TO 25 MPH WITH GUSTS UP TO 35 MPH. SUNDOWNER WINDS WILL BEGIN  
TONIGHT, CONTINUING THROUGH SATURDAY NIGHT, LIKELY PEAKING SATURDAY  
NIGHT. NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH  
(LOCALLY 50 MPH) WILL BE COMMON TONIGHT, WITH GUSTS POSSIBLY  
INCREASING TO 55 TO 60 MPH BY SATURDAY. WHILE GUSTY WINDS WILL BE  
MOSTLY FOCUSED WEST OF SAN MARCOS PASS, THERE IS A CHANCE FOR WINDS  
TO INCREASE OVER THE EASTERN SANTA YNEZ RANGE BY SATURDAY NIGHT.  
 

 
 
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