078  
FNUS86 KSGX 040942  
FWLSGX  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
242 AM PDT WED JUN 4 2025  
 
ECC033-050345-  
ORANGE ECC DISPATCH-  
DISCUSSION FOR ORANGE ECC DISPATCH  
242 AM PDT WED JUN 4 2025  
 
MOISTURE OVER SOUTHWESTERN CALIFORNIA WILL SLOWLY DECREASE TODAY AND  
THURSDAY. THERE WILL BE A SLIGHT CHANCE OF AFTERNOON AND EARLY  
EVENING SHOWERS AND THUNDERSTORMS FOR THE MOUNTAINS AND HIGH DESERTS  
WITH THE CHANCE FOR WETTING PRECIPITATION FOR THE MOUNTAINS AROUND  
10 TO 20 PERCENT FOR TODAY AND 5 TO 10 PERCENT FOR THURSDAY. THEN  
DRY FOR FRIDAY INTO NEXT WEEK. THERE WILL BE A WARMING TREND  
THROUGH THE WEEKEND WITH HIGH TEMPERATURES PEAKING SUNDAY AND  
MONDAY AT A FEW TO AROUND 5 DEGREES ABOVE AVERAGE FOR COASTAL AREAS  
TO 5 TO 10 DEGREES ABOVE AVERAGE FOR THE MOUNTAINS AND DESERTS. A  
MARINE LAYER AROUND 3000 FEET DEEP WILL GRADUALLY DECREASE IN DEPTH  
FOR FRIDAY INTO EARLY NEXT WEEK TO AROUND 1500 FEET FOR SUNDAY AND  
MONDAY.  
 
 
 
ECC035-050345-  
MONTE VISTA ECC DISPATCH-  
242 AM PDT WED JUN 4 2025  
 
MOISTURE OVER SOUTHWESTERN CALIFORNIA WILL SLOWLY DECREASE TODAY AND  
THURSDAY. THERE WILL BE A SLIGHT CHANCE OF AFTERNOON AND EARLY  
EVENING SHOWERS AND THUNDERSTORMS FOR THE MOUNTAINS AND HIGH DESERTS  
WITH THE CHANCE FOR WETTING PRECIPITATION FOR THE MOUNTAINS AROUND  
10 TO 20 PERCENT FOR TODAY AND 5 TO 10 PERCENT FOR THURSDAY. THEN  
DRY FOR FRIDAY INTO NEXT WEEK. THERE WILL BE A WARMING TREND  
THROUGH THE WEEKEND WITH HIGH TEMPERATURES PEAKING SUNDAY AND  
MONDAY AT A FEW TO AROUND 5 DEGREES ABOVE AVERAGE FOR COASTAL AREAS  
TO 5 TO 10 DEGREES ABOVE AVERAGE FOR THE MOUNTAINS AND DESERTS. A  
MARINE LAYER AROUND 3000 FEET DEEP WILL GRADUALLY DECREASE IN DEPTH  
FOR FRIDAY INTO EARLY NEXT WEEK TO AROUND 1500 FEET FOR SUNDAY AND  
MONDAY.  
 
 
 
ECC034-050345-  
RIVERSIDE ECC DISPATCH-  
242 AM PDT WED JUN 4 2025  
   
..DISCUSSION FROM LAXFWFSGX  
 
MOISTURE OVER SOUTHWESTERN CALIFORNIA WILL SLOWLY DECREASE TODAY AND  
THURSDAY. THERE WILL BE A SLIGHT CHANCE OF AFTERNOON AND EARLY  
EVENING SHOWERS AND THUNDERSTORMS FOR THE MOUNTAINS AND HIGH DESERTS  
WITH THE CHANCE FOR WETTING PRECIPITATION FOR THE MOUNTAINS AROUND  
10 TO 20 PERCENT FOR TODAY AND 5 TO 10 PERCENT FOR THURSDAY. THEN  
DRY FOR FRIDAY INTO NEXT WEEK. THERE WILL BE A WARMING TREND  
THROUGH THE WEEKEND WITH HIGH TEMPERATURES PEAKING SUNDAY AND  
MONDAY AT A FEW TO AROUND 5 DEGREES ABOVE AVERAGE FOR COASTAL AREAS  
TO 5 TO 10 DEGREES ABOVE AVERAGE FOR THE MOUNTAINS AND DESERTS. A  
MARINE LAYER AROUND 3000 FEET DEEP WILL GRADUALLY DECREASE IN DEPTH  
FOR FRIDAY INTO EARLY NEXT WEEK TO AROUND 1500 FEET FOR SUNDAY AND  
MONDAY.  
   
..DISCUSSION FROM PHXFWFPSR  
 
A WEATHER SYSTEM WILL EXIT THE REGION LATER TODAY WITH LINGERING  
CHANCES FOR SHOWERS AND ISOLATED THUNDERSTORMS INTO THE AFTERNOON  
ACROSS THE ARIZONA HIGHER TERRAIN. DRYING CONDITIONS AND HOTTER  
TEMPERATURES ARE THEN EXPECTED THROUGH THE REST OF THE WEEK.  
MINRHS WILL REMAIN ELEVATED TODAY AT MOSTLY ABOVE 20-25% BEFORE  
LOWING TO 10-15% BY FRIDAY. WINDS SHOULD FOLLOW FAIRLY TYPICAL  
DIURNAL TENDENCIES WITH PERIODIC AFTERNOON UPSLOPE GUSTINESS.  
   
..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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