923  
FNUS85 KVEF 161301  
FWLVEF  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
601 AM PDT THU JUL 16 2026  
 
#####################################################################  
## ##  
## DISCUSSIONS FROM THE LATEST FWF BELOW ##  
## ##  
#####################################################################  
   
..DISCUSSION FROM RNOFWFVEF
 
 
MONSOONAL MOISTURE WILL MAINTAIN MINIMUM HUMIDITY VALUES IN THE  
15 TO 30 PERCENT TODAY, INCREASING TO THE 30 TO 60 PERCENT RANGE  
FOR MOST OF THE AREA OVER THE WEEKEND. ISOLATED TO SCATTERED  
THUNDERSTORMS ARE POSSIBLE EACH DAY THIS WEEK. GUSTY OUTFLOW WINDS  
AND DOWNPOURS ARE POSSIBLE WITH THESE STORMS AND THE GREATEST STORM  
POTENTIAL EXISTS OVER HIGH TERRAIN. THE HEAVY RAINFALL AND FLASH  
FLOOD RISK WILL INCREASE ON FRIDAY AND SATURDAY IN NORTHWESTERN  
ARIZONA. OUTSIDE OF CONVECTIVE INFLUENCE, WINDS WILL GENERALLY  
FOLLOW TYPICAL DIURNAL DIRECTIONAL TRENDS.  
 
   
..DISCUSSION FROM LAXFWFSGX
 
 
MONSOONAL MOISTURE IN SOUTH TO SOUTHEAST FLOW ALOFT WILL BEGIN TO  
RETURN TODAY AND SLOWLY INCREASE INTO THE WEEKEND, THEN SLOWLY  
DECREASE INTO EARLY NEXT WEEK. THERE IS A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS EACH AFTERNOON FOR THE MOUNTAINS ONTO THE DESERT  
SLOPES OF THE MOUNTAINS INTO NEXT WEEK WITH 10 TO 20 PERCENT CHANCE  
FOR THIS AFTERNOON AND A 15 TO 25 PERCENT CHANCE FOR FRIDAY  
AFTERNOON. THERE WILL BE SLIGHT COOLING OF HIGH TEMPERATURES FOR  
TODAY WITH HIGH TEMPERATURES COOLING TO AROUND AVERAGE ON FRIDAY AND  
CONTINUING AROUND AVERAGE INTO EARLY NEXT WEEK. THUNDERSTORMS MAY  
PRODUCE CLOUD-TO-GROUND LIGHTNING, LOCALLY HEAVY RAINFALL, AND  
GUSTY AND ERRATIC WINDS.  
 
   
..DISCUSSION FROM PHXFWFPSR
 
 
SHOWER AND THUNDERSTORM CHANCES WILL INCREASE OVER ARIZONA DISTRICTS  
WITH WIDESPREAD WETTING RAINFALL AND LOCAL FLOODING POSSIBLE THROUGH  
FRIDAY MORNING. GUSTY OUTFLOW WINDS AND ABRUPT WIND SHIFTS FROM ANY  
STORMS TODAY MAY CREATE ISSUES FOR ANY ONGOING INCIDENTS, BUT  
OTHERWISE WINDS WILL ONLY INCUR LOCAL GUSTS (MOSTLY WESTERN  
DISTRICTS). MINIMUM AFTERNOON HUMIDITY LEVELS WILL FALL TO AROUND  
25% IN WESTERN DISTRICTS AND ONLY 30-40% ELSEWHERE. THIS WILL  
FOLLOW FAIR TO GOOD OVERNIGHT RECOVERY.  
 
#####################################################################  
## ##  
## AFTER REVIEWING THE FWF DISCUSSIONS (ABOVE) - COMPLETE ##  
## THE DISCUSSION (BELOW) FOR THE ECCDA FORECAST ##  
## WHEN DONE CLICK TRANSMIT, PRODUCT SENT AS KVEFFWLVEF ##  
## ##  
#####################################################################  
 
ECC027-170715-  
SAN BERNARDINO ECC DISPATCH-  
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH  
601 AM PDT THU JUL 16 2026  
 
MONSOONAL MOISTURE WILL MAINTAIN MINIMUM HUMIDITY VALUES IN THE  
15 TO 30 PERCENT TODAY, INCREASING TO THE 30 TO 60 PERCENT RANGE  
FOR MOST OF THE AREA OVER THE WEEKEND. ISOLATED TO SCATTERED  
THUNDERSTORMS ARE POSSIBLE EACH DAY THIS WEEK. GUSTY OUTFLOW WINDS  
AND DOWNPOURS ARE POSSIBLE WITH THESE STORMS AND THE GREATEST STORM  
POTENTIAL EXISTS OVER HIGH TERRAIN. THE HEAVY RAINFALL AND FLASH  
FLOOD RISK WILL INCREASE ON FRIDAY AND SATURDAY IN NORTHWESTERN  
ARIZONA. OUTSIDE OF CONVECTIVE INFLUENCE, WINDS WILL GENERALLY  
FOLLOW TYPICAL DIURNAL DIRECTIONAL TRENDS.  
 

 
 
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