674  
FNUS86 KSGX 180833  
FWLSGX  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
133 AM PDT SAT JUL 18 2026  
 
ECC033-190245-  
ORANGE ECC DISPATCH-  
DISCUSSION FOR ORANGE ECC DISPATCH  
133 AM PDT SAT JUL 18 2026  
 
HIGH TEMPERATURES REMAINING NEAR SEASONAL AVERAGES THROUGH EARLY  
NEXT WEEK, INCREASING TO A FEW DEGREES ABOVE NORMAL WEDNESDAY AND  
THURSDAY BEFORE LOWERING AGAIN LATE NEXT WEEK. MONSOONAL MOISTURE  
WILL DECREASE INTO EARLY NEXT WEEK WITH A 15% CHANCE OF SHOWERS  
OVER THE SAN BERNARDINO MOUNTAINS. PROBABILITY OF THUNDERSTORMS AND  
WETTING RAIN ARE LESS THAN 10%. MOISTURE INCREASES WEDNESDAY  
THROUGH FRIDAY FOR A HIGHER CHANCE OF SHOWERS AND THUNDERSTORMS  
OVER THE MOUNTAINS. OTHERWISE A SHALLOW MARINE LAYER REMAINS IN  
PLACE THROUGH THE NEXT WEEK WITH TYPICAL SEA BREEZES EACH  
AFTERNOON.  
 

 
 
ECC035-190245-  
MONTE VISTA ECC DISPATCH-  
133 AM PDT SAT JUL 18 2026  
 
HIGH TEMPERATURES REMAINING NEAR SEASONAL AVERAGES THROUGH EARLY  
NEXT WEEK, INCREASING TO A FEW DEGREES ABOVE NORMAL WEDNESDAY AND  
THURSDAY BEFORE LOWERING AGAIN LATE NEXT WEEK. MONSOONAL MOISTURE  
WILL DECREASE INTO EARLY NEXT WEEK WITH A 15% CHANCE OF SHOWERS  
OVER THE SAN BERNARDINO MOUNTAINS. PROBABILITY OF THUNDERSTORMS AND  
WETTING RAIN ARE LESS THAN 10%. MOISTURE INCREASES WEDNESDAY  
THROUGH FRIDAY FOR A HIGHER CHANCE OF SHOWERS AND THUNDERSTORMS  
OVER THE MOUNTAINS. OTHERWISE A SHALLOW MARINE LAYER REMAINS IN  
PLACE THROUGH THE NEXT WEEK WITH TYPICAL SEA BREEZES EACH  
AFTERNOON.  
 

 
 
ECC034-190245-  
RIVERSIDE ECC DISPATCH-  
133 AM PDT SAT JUL 18 2026  
   
..DISCUSSION FROM LAXFWFSGX
 
 
HIGH TEMPERATURES REMAINING NEAR SEASONAL AVERAGES THROUGH EARLY  
NEXT WEEK, INCREASING TO A FEW DEGREES ABOVE NORMAL WEDNESDAY AND  
THURSDAY BEFORE LOWERING AGAIN LATE NEXT WEEK. MONSOONAL MOISTURE  
WILL DECREASE INTO EARLY NEXT WEEK WITH A 15% CHANCE OF SHOWERS  
OVER THE SAN BERNARDINO MOUNTAINS. PROBABILITY OF THUNDERSTORMS AND  
WETTING RAIN ARE LESS THAN 10%. MOISTURE INCREASES WEDNESDAY  
THROUGH FRIDAY FOR A HIGHER CHANCE OF SHOWERS AND THUNDERSTORMS  
OVER THE MOUNTAINS. OTHERWISE A SHALLOW MARINE LAYER REMAINS IN  
PLACE THROUGH THE NEXT WEEK WITH TYPICAL SEA BREEZES EACH  
AFTERNOON.  
 
   
..DISCUSSION FROM PHXFWFPSR
 
 
ADDITIONAL ROUNDS OF BENEFICIAL RAINFALL WILL BE POSSIBLE EACH DAY  
THROUGH EARLY NEXT WEEK, ESPECIALLY OVER THE FOOTHILLS AND HIGH  
TERRAIN OF THE EASTERN DISTRICTS. OUTSIDE OF ANY GUSTY AND ERRATIC  
WINDS NEAR THUNDERSTORMS, WINDS WILL REMAIN LIGHT, MOSTLY BELOW  
15 MPH AND FOLLOW TYPICAL DIURNAL UPSLOPE AND DOWNVALLEY PATTERNS.  
ELEVATED MOISTURE LEVELS WILL KEEP MINIMUM AFTERNOON HUMIDITY ABOVE  
20% ACROSS THE WESTERN DISTRICTS AND BETWEEN 30-40% OVER THE EASTERN  
DISTRICTS. OVERNIGHT RECOVERY WILL RANGE FROM FAIR TO GOOD ACROSS  
THE WESTERN DISTRICTS AND VERY GOOD TO EXCELLENT FOR THE EASTERN  
DISTRICTS.  
   
..THUNDERSTORMS IMPLY GUSTY WINDS
 
 
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND IN  
THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.  
 

 
 
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