684  
FNUS86 KMTR 041126  
FWLMTR  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
426 AM PDT SUN OCT 4 2026  
 
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## ##  
## DISCUSSIONS FROM THE LATEST FWF BELOW ##  
## ##  
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..DISCUSSION FROM SFOFWFMTR  
 
HOT AND DRY CONDITIONS ARE FORECAST THROUGH THURSDAY, ACCOMPANIED  
WITH WEAK OFFSHORE FLOW. POOR TO VERY POOR OVERNIGHT RECOVERY IS  
EXPECTED FOR THE THERMAL BELTS, GENERALLY FOR ELEVATIONS ABOVE  
1000-1500 FEET, LEADING TO ELEVATED FIRE WEATHER CONDITIONS. THE  
MARINE LAYER IS CONFINED TO THE IMMEDIATE COAST AND AROUND 500 FEET  
OR LESS. IF WORKING IN THE THERMAL BELTS, MODERATE TO EXTREME  
HEATRISK IS FORECAST THIS WEEK, WITH TEMPERATURE AND HEATRISK TRENDS  
IMPROVING LATE WEEK. A PATTERN CHANGE LATE IN THE WEEK AND OVER THE  
WEEKEND WILL BRING COOLER WEATHER AND THE POTENTIAL FOR IMPROVED RH  
RECOVERY.  
 
   
..DISCUSSION FROM SFOFWFEKA  
 
UNSEASONABLY HOT AND DRY CONDITIONS WILL PEAK THIS WEEKEND  
INCREASING FIRE DANGER. INTERIOR VALLEY HIGHS IN THE UPPER 90S WITH  
DAYTIME RH AROUND 15 PERCENT WILL CONTINUE INTO EARLY NEXT WEEK.  
MID AND UPPER ELEVATION RH RECOVERY WILL BECOME INCREASINGLY POOR  
BY SUNDAY WITH STRENGTHENING THERMAL BELTS AND LIGHT OFFSHORE  
WINDS. WINDS WILL BE WEAK AND TERRAIN DRIVEN WITH MORNING UPSLOPE  
FLOW TURNING TO UPVALLEY GUSTS IN THE AFTERNOON. MARINE INFLUENCE  
WILL BE VERY SHALLOW ALONG THE COAST. CONDITIONS WILL SLOWLY EASE  
MID NEXT WEEK THOUGH THERE REMAINS ESSENTIALLY 0% CHANCE OF WETTING  
RAIN WITHIN THE FORECAST PERIOD.  
 
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## COMPLETE A DISCUSSION FOR EACH ECCDA SEGMENT BELOW ##  
## WHEN DONE CLICK TRANSMIT, PRODUCT SENT AS KMTRFWLMTR ##  
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ECC010-042330-  
ST HELENA ECC DISPATCH-  
DISCUSSION FOR MARIN AND SONOMA AND NAPA COUNTIES  
426 AM PDT SUN OCT 4 2026  
 
HOT AND DRY CONDITIONS ARE FORECAST THROUGH THURSDAY, ACCOMPANIED  
WITH WEAK OFFSHORE FLOW. POOR TO VERY POOR OVERNIGHT RECOVERY IS  
EXPECTED FOR THE THERMAL BELTS, GENERALLY FOR ELEVATIONS ABOVE  
1000-1500 FEET, LEADING TO ELEVATED FIRE WEATHER CONDITIONS. THE  
MARINE LAYER IS CONFINED TO THE IMMEDIATE COAST AND AROUND 500 FEET  
OR LESS. IF WORKING IN THE THERMAL BELTS, MODERATE TO EXTREME  
HEATRISK IS FORECAST THIS WEEK, WITH TEMPERATURE AND HEATRISK TRENDS  
IMPROVING LATE WEEK. A PATTERN CHANGE LATE IN THE WEEK AND OVER THE  
WEEKEND WILL BRING COOLER WEATHER AND THE POTENTIAL FOR IMPROVED RH  
RECOVERY.  
 
 
 
ECC014-042330-  
MORGAN HILL ECC DISPATCH-  
DISCUSSION FOR ALAMEDA AND CONTRA COSTA AND SANTA CLARA COUNTIES  
426 AM PDT SUN OCT 4 2026  
 
HOT AND DRY CONDITIONS ARE FORECAST THROUGH THURSDAY, ACCOMPANIED  
WITH WEAK OFFSHORE FLOW. POOR TO VERY POOR OVERNIGHT RECOVERY IS  
EXPECTED FOR THE THERMAL BELTS, GENERALLY FOR ELEVATIONS ABOVE  
1000-1500 FEET, LEADING TO ELEVATED FIRE WEATHER CONDITIONS. THE  
MARINE LAYER IS CONFINED TO THE IMMEDIATE COAST AND AROUND 500 FEET  
OR LESS. IF WORKING IN THE THERMAL BELTS, MODERATE TO EXTREME  
HEATRISK IS FORECAST THIS WEEK, WITH TEMPERATURE AND HEATRISK TRENDS  
IMPROVING LATE WEEK. A PATTERN CHANGE LATE IN THE WEEK AND OVER THE  
WEEKEND WILL BRING COOLER WEATHER AND THE POTENTIAL FOR IMPROVED RH  
RECOVERY.  
 
 
 
ECC013-042330-  
FELTON ECC DISPATCH-  
DISCUSSION FOR SANTA CRUZ AND SAN MATEO COUNTIES  
426 AM PDT SUN OCT 4 2026  
 
HOT AND DRY CONDITIONS ARE FORECAST THROUGH THURSDAY, ACCOMPANIED  
WITH WEAK OFFSHORE FLOW. POOR TO VERY POOR OVERNIGHT RECOVERY IS  
EXPECTED FOR THE THERMAL BELTS, GENERALLY FOR ELEVATIONS ABOVE  
1000-1500 FEET, LEADING TO ELEVATED FIRE WEATHER CONDITIONS. THE  
MARINE LAYER IS CONFINED TO THE IMMEDIATE COAST AND AROUND 500 FEET  
OR LESS. IF WORKING IN THE THERMAL BELTS, MODERATE TO EXTREME  
HEATRISK IS FORECAST THIS WEEK, WITH TEMPERATURE AND HEATRISK TRENDS  
IMPROVING LATE WEEK. A PATTERN CHANGE LATE IN THE WEEK AND OVER THE  
WEEKEND WILL BRING COOLER WEATHER AND THE POTENTIAL FOR IMPROVED RH  
RECOVERY.  
 
 
 
ECC018-042330-  
MONTEREY ECC DISPATCH-  
DISCUSSION FOR MONTEREY AND SAN BENITO COUNTY  
426 AM PDT SUN OCT 4 2026  
 
HOT AND DRY CONDITIONS ARE FORECAST THROUGH THURSDAY, ACCOMPANIED  
WITH WEAK OFFSHORE FLOW. POOR TO VERY POOR OVERNIGHT RECOVERY IS  
EXPECTED FOR THE THERMAL BELTS, GENERALLY FOR ELEVATIONS ABOVE  
1000-1500 FEET, LEADING TO ELEVATED FIRE WEATHER CONDITIONS. THE  
MARINE LAYER IS CONFINED TO THE IMMEDIATE COAST AND AROUND 500 FEET  
OR LESS. IF WORKING IN THE THERMAL BELTS, MODERATE TO EXTREME  
HEATRISK IS FORECAST THIS WEEK, WITH TEMPERATURE AND HEATRISK TRENDS  
IMPROVING LATE WEEK. A PATTERN CHANGE LATE IN THE WEEK AND OVER THE  
WEEKEND WILL BRING COOLER WEATHER AND THE POTENTIAL FOR IMPROVED RH  
RECOVERY.  
 
 
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