789  
FNUS85 KVEF 201042  
FWLVEF  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
242 AM PST MON NOV 20 2017  
 
#####################################################################  
## ##  
## DISCUSSIONS FROM THE LATEST FWF BELOW ##  
## ##  
#####################################################################  
   
..DISCUSSION FROM RNOFWFVEF
 
 
A SEASONAL DAY EXPECTED TODAY BEFORE TEMPERATURES INCREASE TO  
NEAR-RECORD AND/OR RECORD BREAKING VALUES BY MID WEEK AND  
THANKSGIVING DUE TO A STRENGTHENING RIDGE OF HIGH PRESSURE ALOFT.  
DRY CONDITIONS WILL PERSIST THROUGH MID-WEEK, WITH MINIMUM  
HUMIDITIES RANGING BETWEEN 5-10 PERCENT IN THE LOWER DESERTS.  
DURING THE LATTER HALF OF THE WEEK, LOWER DESERT HUMIDITIES WILL  
RECOVER TO 15-20 PERCENT. LIGHT WINDS ARE ANTICIPATED AREAWIDE  
TODAY, AND BY TUESDAY NORTHERLY BREEZES ARE EXPECTED TO DEVELOP ONCE  
AGAIN ALONG THE COLORADO RIVER VALLEY.  
 
   
..DISCUSSION FROM LAXFWFSGX
 
 
HIGH PRESSURE ALOFT AND WEAK OFFSHORE FLOW NEAR THE SURFACE WILL  
BRING WARM WEATHER THIS WEEK. WARMEST DAYS WILL BE TUESDAY THROUGH  
THURSDAY WHEN HIGH TEMPERATURES WILL BE 15 TO 25 DEGREES ABOVE  
AVERAGE. THE RIDGE BREAKS DOWN FRIDAY THROUGH SUNDAY FOR GRADUAL  
COOLING, BUT TEMPERATURES WILL STILL BE 5 TO 10 DEGREES ABOVE  
AVERAGE.  
 
   
..DISCUSSION FROM PHXFWFPSR
 
 
HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE WEST OVER THE NEXT  
COUPLE OF DAYS, LEADING TO HIGH TEMPERATURES THAT ARE WELL ABOVE  
SEASONAL NORMALS. WARMER DESERTS ON TUESDAY WILL RANGE FROM THE LOW  
TO MID 80S. IT WILL BE DRY WITH OCCASIONAL HIGH CLOUDS DURING THE  
PERIOD. HUMIDITY LEVELS WILL STAY LOW, WITH MINIMUM RH BELOW  
15 PERCENT ACROSS THE LOWER DESERTS, AND REACHING AS LOW AS  
8 PERCENT IN SOME DRIER WESTERN LOCALES. WINDS WILL BE LIGHT BOTH  
TODAY AND TUESDAY.  
 
#####################################################################  
## ##  
## AFTER REVIEWING THE FWF DISCUSSIONS (ABOVE) - COMPLETE ##  
## THE DISCUSSION (BELOW) FOR THE ECCDA FORECAST ##  
## WHEN DONE CLICK TRANSMIT, PRODUCT SENT AS KVEFFWLVEF ##  
## ##  
#####################################################################  
 
ECC027-210445-  
SAN BERNARDINO ECC DISPATCH-  
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH  
242 AM PST MON NOV 20 2017  
 
A SEASONAL DAY EXPECTED TODAY BEFORE TEMPERATURES INCREASE TO  
NEAR-RECORD AND/OR RECORD BREAKING VALUES BY MID WEEK AND  
THANKSGIVING DUE TO A STRENGTHENING RIDGE OF HIGH PRESSURE ALOFT.  
DRY CONDITIONS WILL PERSIST THROUGH MID-WEEK, WITH MINIMUM  
HUMIDITIES RANGING BETWEEN 5-10 PERCENT IN THE LOWER DESERTS.  
DURING THE LATTER HALF OF THE WEEK, LOWER DESERT HUMIDITIES WILL  
RECOVER TO 15-20 PERCENT. LIGHT WINDS ARE ANTICIPATED AREAWIDE  
TODAY, AND BY TUESDAY NORTHERLY BREEZES ARE EXPECTED TO DEVELOP ONCE  
AGAIN ALONG THE COLORADO RIVER VALLEY.  
 

 
 
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