312  
FNUS86 KMTR 231149  
FWLMTR  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
449 AM PDT THU JUL 23 2026  
 
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## DISCUSSIONS FROM THE LATEST FWF BELOW ##  
## ##  
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..DISCUSSION FROM SFOFWFMTR
 
 
ONSHORE WINDS AND SEASONAL TEMPERATURES WILL PREVAIL THROUGH THE  
FORECAST PERIOD. THE MARINE LAYER IS 1,400 DEEP AND SLOWLY  
COMPRESSING OVER THE NEXT 24 HOURS. LOW ELEVATION TEMPERATURES ARE  
COOLER AND MORE HUMID THAN YESTERDAY, BUT BETTER THERMAL BELTING IS  
KEEPING HIGHER ELEVATIONS WARMER AND DRIER THIS MORNING. COMPARED  
TO YESTERDAY, TEMPERATURES WILL BE UP TO 10 DEGREES WARMER IN THE  
NORTH BAY AND LOS PADRES NATIONAL FOREST, AND BROADLY SIMILAR  
ELSEWHERE. THE RH WILL WILL BE LOWER ACROSS THE INTERIOR AS DRIER  
AIR MIXES IN. ONSHORE WINDS WILL BE MODERATE TO LOCALLY STRONG THIS  
AFTERNOON. THIS PATTERN WILL REAMIN FAIRLY STABLE WITH ONSHORE  
WINDS, SEASONAL TEMPERATURES, AND MODERATE RH THROUGH THE WEEKEND  
AND BEYOND.  
 
   
..DISCUSSION FROM SFOFWFEKA
 
 
DRY WEATHER WITH NEAR TO BELOW NORMAL HIGH TEMPERATURES CAN BE  
EXPECTED OVER THE EXTENDED FORECAST. NORTHWESTERLY WINDS STRENGTHEN  
IN THE SOUTHERN ZONES OF SOUTHERN MENDOCINO AND LAKE COUNTY THURSDAY  
AFTERNOON WHILE RH TRENDS LOWER. WESTERLY TO NORTHWESTERLY WINDS  
INCREASE FRIDAY THROUGH SATURDAY AFTERNOONS AND EVENINGS, WITH  
MINIMUM RH GOING INTO THE LOW TEENS. THE STRONGER WINDS, GUSTING TO  
AROUND 25 MPH WILL DEVELOP IN NORTHEAST TRINITY COUNTY AND SOUTHERN  
MENDOCINO AND LAKE COUNTIES.  
 
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## COMPLETE A DISCUSSION FOR EACH ECCDA SEGMENT BELOW ##  
## WHEN DONE CLICK TRANSMIT, PRODUCT SENT AS KMTRFWLMTR ##  
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ECC010-240000-  
ST HELENA ECC DISPATCH-  
DISCUSSION FOR MARIN AND SONOMA AND NAPA COUNTIES  
449 AM PDT THU JUL 23 2026  
 
ONSHORE WINDS AND SEASONAL TEMPERATURES WILL PREVAIL THROUGH THE  
FORECAST PERIOD. THE MARINE LAYER IS 1,400 DEEP AND SLOWLY  
COMPRESSING OVER THE NEXT 24 HOURS. LOW ELEVATION TEMPERATURES ARE  
COOLER AND MORE HUMID THAN YESTERDAY, BUT BETTER THERMAL BELTING IS  
KEEPING HIGHER ELEVATIONS WARMER AND DRIER THIS MORNING. COMPARED  
TO YESTERDAY, TEMPERATURES WILL BE UP TO 10 DEGREES WARMER IN THE  
NORTH BAY AND LOS PADRES NATIONAL FOREST, AND BROADLY SIMILAR  
ELSEWHERE. THE RH WILL WILL BE LOWER ACROSS THE INTERIOR AS DRIER  
AIR MIXES IN. ONSHORE WINDS WILL BE MODERATE TO LOCALLY STRONG THIS  
AFTERNOON. THIS PATTERN WILL REAMIN FAIRLY STABLE WITH ONSHORE  
WINDS, SEASONAL TEMPERATURES, AND MODERATE RH THROUGH THE WEEKEND  
AND BEYOND.  
 

 
 
ECC014-240000-  
MORGAN HILL ECC DISPATCH-  
DISCUSSION FOR ALAMEDA AND CONTRA COSTA AND SANTA CLARA COUNTIES  
449 AM PDT THU JUL 23 2026  
 
ONSHORE WINDS AND SEASONAL TEMPERATURES WILL PREVAIL THROUGH THE  
FORECAST PERIOD. THE MARINE LAYER IS 1,400 DEEP AND SLOWLY  
COMPRESSING OVER THE NEXT 24 HOURS. LOW ELEVATION TEMPERATURES ARE  
COOLER AND MORE HUMID THAN YESTERDAY, BUT BETTER THERMAL BELTING IS  
KEEPING HIGHER ELEVATIONS WARMER AND DRIER THIS MORNING. COMPARED  
TO YESTERDAY, TEMPERATURES WILL BE UP TO 10 DEGREES WARMER IN THE  
NORTH BAY AND LOS PADRES NATIONAL FOREST, AND BROADLY SIMILAR  
ELSEWHERE. THE RH WILL WILL BE LOWER ACROSS THE INTERIOR AS DRIER  
AIR MIXES IN. ONSHORE WINDS WILL BE MODERATE TO LOCALLY STRONG THIS  
AFTERNOON. THIS PATTERN WILL REAMIN FAIRLY STABLE WITH ONSHORE  
WINDS, SEASONAL TEMPERATURES, AND MODERATE RH THROUGH THE WEEKEND  
AND BEYOND.  
 

 
 
ECC013-240000-  
FELTON ECC DISPATCH-  
DISCUSSION FOR SANTA CRUZ AND SAN MATEO COUNTIES  
449 AM PDT THU JUL 23 2026  
 
ONSHORE WINDS AND SEASONAL TEMPERATURES WILL PREVAIL THROUGH THE  
FORECAST PERIOD. THE MARINE LAYER IS 1,400 DEEP AND SLOWLY  
COMPRESSING OVER THE NEXT 24 HOURS. LOW ELEVATION TEMPERATURES ARE  
COOLER AND MORE HUMID THAN YESTERDAY, BUT BETTER THERMAL BELTING IS  
KEEPING HIGHER ELEVATIONS WARMER AND DRIER THIS MORNING. COMPARED  
TO YESTERDAY, TEMPERATURES WILL BE UP TO 10 DEGREES WARMER IN THE  
NORTH BAY AND LOS PADRES NATIONAL FOREST, AND BROADLY SIMILAR  
ELSEWHERE. THE RH WILL WILL BE LOWER ACROSS THE INTERIOR AS DRIER  
AIR MIXES IN. ONSHORE WINDS WILL BE MODERATE TO LOCALLY STRONG THIS  
AFTERNOON. THIS PATTERN WILL REAMIN FAIRLY STABLE WITH ONSHORE  
WINDS, SEASONAL TEMPERATURES, AND MODERATE RH THROUGH THE WEEKEND  
AND BEYOND.  
 

 
 
ECC018-240000-  
MONTEREY ECC DISPATCH-  
DISCUSSION FOR MONTEREY AND SAN BENITO COUNTY  
449 AM PDT THU JUL 23 2026  
 
ONSHORE WINDS AND SEASONAL TEMPERATURES WILL PREVAIL THROUGH THE  
FORECAST PERIOD. THE MARINE LAYER IS 1,400 DEEP AND SLOWLY  
COMPRESSING OVER THE NEXT 24 HOURS. LOW ELEVATION TEMPERATURES ARE  
COOLER AND MORE HUMID THAN YESTERDAY, BUT BETTER THERMAL BELTING IS  
KEEPING HIGHER ELEVATIONS WARMER AND DRIER THIS MORNING. COMPARED  
TO YESTERDAY, TEMPERATURES WILL BE UP TO 10 DEGREES WARMER IN THE  
NORTH BAY AND LOS PADRES NATIONAL FOREST, AND BROADLY SIMILAR  
ELSEWHERE. THE RH WILL WILL BE LOWER ACROSS THE INTERIOR AS DRIER  
AIR MIXES IN. ONSHORE WINDS WILL BE MODERATE TO LOCALLY STRONG THIS  
AFTERNOON. THIS PATTERN WILL REAMIN FAIRLY STABLE WITH ONSHORE  
WINDS, SEASONAL TEMPERATURES, AND MODERATE RH THROUGH THE WEEKEND  
AND BEYOND.  
 

 
 
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