739  
FNUS86 KSGX 170950  
FWLSGX  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
250 AM PDT WED SEP 17 2025  
 
ECC033-180400-  
ORANGE ECC DISPATCH-  
DISCUSSION FOR ORANGE ECC DISPATCH  
250 AM PDT WED SEP 17 2025  
 
THE REMNANTS OF TROPICAL STORM MARIO WILL BRING INCREASING MOISTURE  
FOR TODAY INTO THURSDAY WITH THE GREATER CHANCES FOR SHOWERS AND  
THUNDERSTORMS ON THURSDAY, ESPECIALLY FOR THE MOUNTAINS AND DESERTS.  
CHANCES FOR WETTING RAINFALL ON THURSDAY WILL RANGE FROM 40 TO  
50 PERCENT FOR THE COAST AND VALLEYS TO 60 TO 70 PERCENT FOR THE  
MOUNTAINS AND DESERTS. THERE WILL BE DECREASING CHANCES FOR  
THUNDERSTORMS ON FRIDAY AND SATURDAY, MAINLY CONFINED TO THE  
MOUNTAINS AND DESERTS DURING THE AFTERNOON BY SATURDAY WITH WARMING  
AND GRADUAL DRYING FOR THE WEEKEND INTO EARLY NEXT WEEK.  
 

 
 
ECC035-180400-  
MONTE VISTA ECC DISPATCH-  
250 AM PDT WED SEP 17 2025  
 
THE REMNANTS OF TROPICAL STORM MARIO WILL BRING INCREASING MOISTURE  
FOR TODAY INTO THURSDAY WITH THE GREATER CHANCES FOR SHOWERS AND  
THUNDERSTORMS ON THURSDAY, ESPECIALLY FOR THE MOUNTAINS AND DESERTS.  
CHANCES FOR WETTING RAINFALL ON THURSDAY WILL RANGE FROM 40 TO  
50 PERCENT FOR THE COAST AND VALLEYS TO 60 TO 70 PERCENT FOR THE  
MOUNTAINS AND DESERTS. THERE WILL BE DECREASING CHANCES FOR  
THUNDERSTORMS ON FRIDAY AND SATURDAY, MAINLY CONFINED TO THE  
MOUNTAINS AND DESERTS DURING THE AFTERNOON BY SATURDAY WITH WARMING  
AND GRADUAL DRYING FOR THE WEEKEND INTO EARLY NEXT WEEK.  
 

 
 
ECC034-180400-  
RIVERSIDE ECC DISPATCH-  
250 AM PDT WED SEP 17 2025  
   
..DISCUSSION FROM LAXFWFSGX
 
 
THE REMNANTS OF TROPICAL STORM MARIO WILL BRING INCREASING MOISTURE  
FOR TODAY INTO THURSDAY WITH THE GREATER CHANCES FOR SHOWERS AND  
THUNDERSTORMS ON THURSDAY, ESPECIALLY FOR THE MOUNTAINS AND DESERTS.  
CHANCES FOR WETTING RAINFALL ON THURSDAY WILL RANGE FROM 40 TO  
50 PERCENT FOR THE COAST AND VALLEYS TO 60 TO 70 PERCENT FOR THE  
MOUNTAINS AND DESERTS. THERE WILL BE DECREASING CHANCES FOR  
THUNDERSTORMS ON FRIDAY AND SATURDAY, MAINLY CONFINED TO THE  
MOUNTAINS AND DESERTS DURING THE AFTERNOON BY SATURDAY WITH WARMING  
AND GRADUAL DRYING FOR THE WEEKEND INTO EARLY NEXT WEEK.  
   
..DISCUSSION FROM PHXFWFPSR
 
 
ABOVE AVERAGE TEMPERATURES WILL CONTINUE TODAY BEFORE COOLING OFF  
SLIGHTLY LATE WEEK WITH INCREASED CLOUD COVER AND RAIN CHANCES.  
RAIN CHANCES WILL BEGIN TODAY MAINLY OVER THE WESTERN DISTRICTS  
BEFORE PEAKING ON THURSDAY AREAWIDE. CHANCES OF WETTING RAINS ON  
THURSDAY RANGE FROM 30-50% OVER THE WESTERN DISTRICTS TO 20-30%  
OVER EASTERN DISTRICTS. MINRHS WILL CONTINUE TO IMPROVE INTO  
THURSDAY MOSTLY STAYING ABOVE 25-30% INTO SATURDAY. OUTSIDE OF ANY  
STORMS, WILL REMAIN LIGHT OVER THE NEXT FEW DAYS WITH DIRECTIONS  
MOSTLY FOLLOWING DIURNAL TRENDS.  
   
..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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