834  
FNUS85 KVEF 200931  
FWLVEF  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
ISSUED BY NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
231 AM PDT TUE MAY 20 2025  
 
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## ##  
## DISCUSSIONS FROM THE LATEST FWF BELOW ##  
## ##  
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..DISCUSSION FROM RNOFWFVEF
 
 
DRY CONDITIONS WITH WARMING TEMPERATURES ARE EXPECTED THROUGH THE  
WEEK. DAILY MIN RH WILL DROP INTO THE SINGLE DIGITS FOR ALL BUT THE  
VERY HIGHEST ELEVATIONS WITH ONLY MINOR IMPROVEMENT OVERNIGHT.  
GENERALLY LIGHT WINDS WITH AFTERNOON BREEZES ARE EXPECTED, WITH A  
SLIGHT UPTICK IN REGIONAL WIND SPEEDS FRIDAY AND SATURDAY.  
 
   
..DISCUSSION FROM LAXFWFSGX
 
 
WARMING WILL CONTINUE THROUGH WEDNESDAY WITH HIGH TEMPERATURES ON  
WEDNESDAY 10 TO 15 DEGREES ABOVE AVERAGE. COOLING WILL BEGIN TO  
SPREAD INLAND ON THURSDAY AND CONTINUE THROUGH SATURDAY WITH  
SATURDAY HIGH TEMPERATURES WITHIN A FEW DEGREES OF AVERAGE. SLIGHTLY  
WARMER ON SUNDAY FOLLOWED BY MINOR DAY TO DAY DIFFERENCES THROUGH  
THE MIDDLE OF NEXT WEEK. A MARINE LAYER NEAR 1200 FEET DEEP THROUGH  
WEDNESDAY WILL DEEPEN TO 2000 TO 2500 FEET DURING THE WEEKEND WITH  
NOT MUCH CHANGE THROUGH THE MIDDLE OF NEXT WEEK.  
 
   
..DISCUSSION FROM PHXFWFPSR
 
 
HIGH PRESSURE WILL GRADUALLY BUILD OVER THE REGION THROUGH MID WEEK  
BRINGING WARMING CONDITIONS AND CONTINUED LOW HUMIDITIES. HIGH  
TEMPERATURES ARE EXPECTED TO REACH OR EVEN TOP 100 DEGREES OVER  
MUCH OF THE LOWER DESERTS BEGINNING WEDNESDAY AS MINRHS STAY  
BETWEEN 7-12%. LIGHTER WINDS WILL ALSO PREVAIL THROUGH MID WEEK,  
BUT WITH SOME PERIODIC AFTERNOON BREEZINESS IN THE TEENS.  
 
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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 ##  
## ##  
#####################################################################  
 
ECC027-210345-  
SAN BERNARDINO ECC DISPATCH-  
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH  
231 AM PDT TUE MAY 20 2025  
 
DRY CONDITIONS WITH WARMING TEMPERATURES ARE EXPECTED THROUGH THE  
WEEK. DAILY MIN RH WILL DROP INTO THE SINGLE DIGITS FOR ALL BUT THE  
VERY HIGHEST ELEVATIONS WITH ONLY MINOR IMPROVEMENT OVERNIGHT.  
GENERALLY LIGHT WINDS WITH AFTERNOON BREEZES ARE EXPECTED, WITH A  
SLIGHT UPTICK IN REGIONAL WIND SPEEDS FRIDAY AND SATURDAY.  
 

 
 
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