010  
FNUS85 KVEF 272202  
FWLVEF  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
302 PM PDT THU AUG 27 2026  
 
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## ##  
## DISCUSSIONS FROM THE LATEST FWF BELOW ##  
## ##  
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..DISCUSSION FROM RNOFWFVEF
 
 
SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED ACROSS THE REGION  
EACH AFTERNOON THROUGH SATURDAY. THE BEST CHANCES FOR SHOWERS AND  
THUNDERSTORMS TODAY WILL BE IN THE HIGHER TERRAIN OF SOUTHERN  
NEVADA, NW ARIZONA, AND NORTHWESTERN INYO COUNTY. HOTTER THAN  
NORMAL TEMPERATURES CONTINUE THROUGH THE END OF THE WEEK. AFTERNOON  
RELATIVE HUMIDITIES BOTTOM OUT IN THE 10 TO 20 PERCENT RANGE FOR  
MUCH OF THE AREA WITH OVERNIGHT RECOVERIES BETWEEN 20 AND  
30 PERCENT IN THE DESERTS AND BETWEEN 25 AND 40 PERCENT IN THE  
MOUNTAINS. EXPECT IMPROVING OVERNIGHT RECOVERY RH THIS WEEKEND AS  
MOISTURE INCREASES.  
 
   
..DISCUSSION FROM LAXFWFSGX
 
 
STRONG HIGH PRESSURE STAYS LOCKED IN PLACE IN THE NEAR TERM WITH HOT  
DAYS AND NEAR-RECORD WARM NIGHTS THROUGH FRIDAY NIGHT. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS FOR THE MOUNTAINS THIS  
AFTERNOON AND FRIDAY AFTERNOON. HIGH PRESSURE WILL WEAKEN THROUGH  
THE WEEKEND WITH A COOLING TREND BRINGING TEMPS TO SLIGHTLY BELOW  
NORMAL BY NEXT MONDAY. FOR TUESDAY AND WEDNESDAY OF NEXT WEEK,  
MOISTURE WILL LIKELY INCREASE ACROSS THE REGION ALONG WITH A 20 TO  
30 PERCENT CHANCE OF PRECIPITATION FROM A TROPICAL SYSTEM THAT HAS  
YET TO DEVELOP.  
 
   
..DISCUSSION FROM PHXFWFPSR
 
 
HOT AND RELATIVELY DRY CONDITIONS WILL CONTINUE INTO THIS WEEKEND,  
WITH LOW END CHANCES FOR ISOLATED TO WIDELY SCATTERED SHOWERS AND  
THUNDERSTORMS. CHANCES THEN INCREASE FRIDAY NIGHT INTO SATURDAY,  
ESPECIALLY ACROSS SOUTHERN AND CENTRAL ARIZONA. AFTERNOON MINIMUM  
HUMIDITIES WILL IMPROVE SLIGHTLY TO 15-20% FRIDAY AND THEN 17-25%  
SATURDAY. OUTSIDE THE INFLUENCE OF DISTANT THUNDERSTORM OUTFLOWS,  
WINDS WILL BE RELATIVELY LIGHT AND FOLLOW DIURNAL TENDENCIES  
THROUGH FRIDAY, WITH MODEST UPSLOPE/UPVALLEY GUSTS IN THE  
AFTERNOON. SOUTHERLY TO SOUTHWESTERLY WINDS THEN INCREASE SATURDAY,  
PARTICULARLY ACROSS THE WESTERN DESERTS, WHERE AFTERNOON GUSTS  
INCREASE UP TO 20-30 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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ECC027-281615-  
SAN BERNARDINO ECC DISPATCH-  
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH  
302 PM PDT THU AUG 27 2026  
 
SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED ACROSS THE REGION  
EACH AFTERNOON THROUGH SATURDAY WITH THE BEST CHANCES IN THE  
HIGHER TERRAIN. HOTTER THAN NORMAL TEMPERATURES CONTINUE THROUGH  
THE END OF THE WEEK. AFTERNOON RELATIVE HUMIDITIES BOTTOM OUT IN  
THE 10 TO 20 PERCENT RANGE FOR MUCH OF THE AREA WITH OVERNIGHT  
RECOVERIES BETWEEN 20 AND 30 PERCENT IN THE DESERTS AND BETWEEN 25  
AND 40 PERCENT IN THE MOUNTAINS. EXPECT IMPROVING OVERNIGHT  
RECOVERY RH THIS WEEKEND AS MOISTURE INCREASES.  
 

 
 
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