729  
FNUS85 KVEF 182038  
FWLVEF  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
138 PM PDT FRI SEP 18 2026  
 
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## ##  
## DISCUSSIONS FROM THE LATEST FWF BELOW ##  
## ##  
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..DISCUSSION FROM RNOFWFVEF
 
 
DRY CONDITIONS CONTINUE ACROSS THE REGION THROUGH THE WEEKEND,  
WITH AFTERNOON RH BOTTOMING OUT IN THE 7 TO 15 PERCENT RANGE WITH  
OVERNIGHT RECOVERY RH 25 TO 40 PERCENT. SOUTHERLY TO SOUTHWESTERLY  
BREEZES 15-25 MPH THIS AFTERNOON, THEN LIGHTER WINDS LIKELY THIS  
WEEKEND BEFORE THEY PICK UP AGAIN MONDAY AHEAD OF AN INCOMING  
SYSTEM. CHANCES FOR LIGHT RAIN RETURN MONDAY AND TUESDAY, HOWEVER  
FORECASTED AMOUNTS ARE RELATIVELY LIGHT... THEREFORE WIDESPREAD  
WETTING RAIN IS NOT EXPECTED.  
 
   
..DISCUSSION FROM LAXFWFSGX
 
 
BELOW-NORMAL TEMPERATURES PREVAIL INTO THE MIDDLE OF NEXT WEEK  
BEFORE A WARMING TREND SETS IN FOR THE LATTER HALF OF THE WEEK.  
MINIMUM HUMIDITY FALLS TO 10-15% FOR AREAS EAST OF THE MOUNTAINS  
THIS WEEKEND, WITH BETTER HUMIDITY (ABOVE 20%) EVERYWHERE MONDAY  
AND BEYOND. TYPICAL ONSHORE WINDS OVER THE NEXT WEEK WITH GUSTS  
GENERALLY BELOW 20 MPH OUTSIDE OF WIND-PRONE MOUNTAIN PASSES.  
 
   
..DISCUSSION FROM PHXFWFPSR
 
 
OVERALL THERE ARE NO FIRE WEATHER CONCERNS THROUGH THE NEXT WEEK. A  
DRYING TREND WILL CONTINUE TODAY THROUGH THIS WEEKEND WITH NO RAIN  
EXPECTED. MINIMUM RH VALUES THIS AFTERNOON WILL BE AROUND 20-35%  
ACROSS SOUTH-CENTRAL AZ TO 10-20% ACROSS SOUTHEAST CA AND SOUTHWEST  
AZ. THE MINIMUM RHS WILL THEN DIP TO 10-20% FOR NEARLY ALL AREAS  
THIS WEEKEND. OVERNIGHT RECOVERIES ACROSS SOUTH-CENTRAL AZ WILL  
STILL BE GOOD TONIGHT AT 45-75%, BUT THEN FALL LOWER THIS WEEKEND.  
WINDS WILL MOSTLY FOLLOW TYPICAL DIURNAL PATTERNS WITH MODEST  
AFTERNOON UPSLOPE/UPVALLEY GUSTINESS (15-25 MPH).  
 
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## ##  
## AFTER REVIEWING THE FWF DISCUSSIONS (ABOVE) - COMPLETE ##  
## THE DISCUSSION (BELOW) FOR THE ECCDA FORECAST ##  
## WHEN DONE CLICK TRANSMIT, PRODUCT SENT AS KVEFFWLVEF ##  
## ##  
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ECC027-191445-  
SAN BERNARDINO ECC DISPATCH-  
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH  
138 PM PDT FRI SEP 18 2026  
 
DRY CONDITIONS CONTINUE ACROSS SAN BERNARDINO COUNTY THROUGH THE  
WEEKEND, WITH AFTERNOON MIN RH BOTTOMING OUT IN THE 7 TO 15  
PERCENT RANGE WITH OVERNIGHT RECOVERY RH 25 TO 40 PERCENT.  
SW TO W WINDS WITH GUSTS 15-25 MPH THIS AFTERNOON AND EVENING,  
THEN LIGHT AND VARIABLE WINDS LIKELY THIS WEEKEND BEFORE THEY  
PICK UP AGAIN MONDAY AHEAD OF AN INCOMING SYSTEM. CHANCES FOR  
LIGHT RAIN RETURN MONDAY, HOWEVER FORECASTED AMOUNTS ARE  
RELATIVELY LIGHT... THEREFORE WIDESPREAD WETTING RAIN IS NOT  
EXPECTED.  
 

 
 
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