881  
FNUS85 KVEF 312051  
FWLVEF  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
151 PM PDT FRI JUL 31 2026  
 
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## ##  
## DISCUSSIONS FROM THE LATEST FWF BELOW ##  
## ##  
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..DISCUSSION FROM RNOFWFVEF  
 
VERY DRY CONDITIONS AND EXCESSIVE HEAT WILL CONTINUE INTO THE NEXT  
WORK WEEK. THE HEAT LOOKS TO PEAK OVER THE WEEKEND ITSELF WITH SOME  
MODEST COOLING INTO THE WORK WEEK. MINIMUM RHS WILL FALL TO THE  
SINGLE DIGITS TO LOW TEENS EACH DAY, WITH POOR OVERNIGHT RECOVERIES  
RANGING FROM 15 TO 30 PERCENT. THE DAILY PATTERN OF BREEZY  
AFTERNOONS AND LIGHT OVERNIGHT WINDS WILL CONTINUE THROUGH THE  
FORECAST PERIOD. THE PATTERN CHANGES SLIGHTLY INTO THE MIDDLE OF  
NEXT WEEK, OFFERING CONTINUED MODEST COOLING, AS WELL AS THE RETURN  
OF STORM CHANCES FOR THE EASTERN PORTIONS OF THE REGION IN THE  
SECOND HALF OF THE WEEK.  
 
   
..DISCUSSION FROM LAXFWFSGX  
 
STRENGTHENING HIGH PRESSURE WILL BRING A WARMING TREND THROUGH THE  
WEEKEND WITH TEMPERATURES 5 TO 10 DEGREES ABOVE NORMAL ACROSS ALL  
AREAS. LOWEST DAYTIME HUMIDITY FOR THE DESERTS WILL FALL TO AROUND  
7 TO 10 PERCENT EACH AFTERNOON THROUGH EARLY NEXT WEEK. SUBTLE  
COOLING BEGINS BY SUNDAY INTO EARLY NEXT WEEK, THOUGH WARM  
TEMPERATURES WILL REMAIN. THIS PERIOD WILL ALSO BRING GREATER  
ONSHORE WINDS, INCREASING EACH AFTERNOON AND EVENING ACROSS THE  
DESERT SLOPES AND PASSES EACH DAY WITH SURFACE GUSTS NEAR 20-40 MPH.  
AN INCREASE IN HUMIDITY AND MONSOONAL MOISTURE CAN BE EXPECTED BY  
WEDNESDAY INTO THE LATTER HALF OF NEXT WEEK. CHANCES FOR ANY  
WETTING RAIN REMAIN MINIMAL THROUGH THIS PERIOD ACROSS THE  
MOUNTAINS.  
 
   
..DISCUSSION FROM PHXFWFPSR  
 
STRONG HIGH PRESSURE WILL PERSIST OVER THE REGION THROUGH THE  
WEEKEND WHILE RELATIVELY DRY AIR CONFINES ANY RAIN CHANCES TO OVER  
FAR EASTERN ARIZONA. EXPECT DAILY MINRHS MOSTLY BETWEEN 10-15%,  
WHILE FALLING OVERNIGHT RHS OFFER ONLY LITTLE TO MODEST RELIEF.  
WITH THAT BEING SAID, RHS VALUES WILL BEGIN TO INCREASE DURING THE  
BACK HALF OF THE WEEKEND, BUT THIS UPTREND WILL BE GRADUAL. RECORD  
TO NEAR RECORD TEMPERATURES ARE ALSO FORECAST TODAY AND THROUGH THE  
WEEKEND. WINDS WILL MOSTLY FOLLOW DIURNAL PATTERNS, BUT WEST  
SOUTHWESTERLY WINDS WILL BE DOMINANT MUCH OF THE TIME WITH  
AFTERNOON GUSTS OF 15-25 MPH AT TIMES.  
 
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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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ECC027-011500-  
SAN BERNARDINO ECC DISPATCH-  
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH  
151 PM PDT FRI JUL 31 2026  
 
VERY DRY CONDITIONS AND EXCESSIVE HEAT WILL CONTINUE INTO THE NEXT  
WORK WEEK. THE HEAT LOOKS TO PEAK OVER THE WEEKEND ITSELF WITH SOME  
MODEST COOLING INTO THE WORK WEEK. MINIMUM RHS WILL FALL TO THE  
SINGLE DIGITS TO LOW TEENS EACH DAY, WITH POOR OVERNIGHT RECOVERIES  
RANGING FROM 15 TO 30 PERCENT. THE DAILY PATTERN OF BREEZY  
AFTERNOONS AND LIGHT OVERNIGHT WINDS WILL CONTINUE THROUGH THE  
FORECAST PERIOD. THE PATTERN CHANGES SLIGHTLY INTO THE MIDDLE OF  
NEXT WEEK, OFFERING CONTINUED MODEST COOLING.  
 
 
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