451  
FLCA42 TJSJ 260825  
HWOSJU  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE SAN JUAN PR  
425 AM AST FRI JUL 26 2024  
 
AMZ711>745-PRZ001>013-270830-  
SAN JUAN AND VICINITY-NORTHEAST-SOUTHEAST-EASTERN INTERIOR-  
NORTH CENTRAL-CENTRAL INTERIOR-PONCE AND VICINITY-NORTHWEST-  
WESTERN INTERIOR-MAYAGUEZ AND VICINITY-SOUTHWEST-CULEBRA-VIEQUES-  
THE NEARSHORE AND OFF SHORE ATLANTIC AND CARIBBEAN COASTAL WATERS-  
425 AM AST FRI JUL 26 2024  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF PUERTO RICO.  
   
DAY ONE
 
TODAY AND TONIGHT  
   
EXCESSIVE HEAT
 
THIS LEVEL OF HEAT AFFECTS ANYONE WITHOUT  
EFFECTIVE COOLING AND/OR ADEQUATE HYDRATION. IMPACTS LIKELY IN  
SOME HEALTH SYSTEMS, HEAT-SENSITIVE INDUSTRIES AND  
INFRASTRUCTURE.  
   
WIND
 
BREEZY CONDITIONS. UNSECURED ITEMS COULD BLOW AROUND.  
   
MARINE CONDITIONS
 
SMALL CRAFT SHOULD EXERCISE CAUTION ACROSS  
THE OFFSHORE WATERS.  
   
RIP CURRENTS
 
LIFE-THREATENING RIP CURRENTS ARE POSSIBLE IN THE  
SURF ZONE PARTICULARLY SOUTHERN PUERTO RICO.  
   
DAYS TWO THROUGH SEVEN
 
SATURDAY THROUGH THURSDAY  
 
A THICK SAHARAN AIR LAYER WILL MOVE ACROSS THE REGION THROUGH LATE  
SATURDAY, BRINING HOT AND HAZY CONDITIONS. THIS IS A SEVERE  
EVENT, THEREFORE EXPECT IT TO BE VERY WARM AND DUSTY. HOT  
TEMPERATURES ARE EXPECTED MOSTLY FOR COASTAL AREAS. A TROPICAL  
WAVE ARRIVING MID NEXT WEEK WILL BRING AN INCREASE OF RAINFALL  
WITH THE POTENTIAL FOR FLOODING IMPACTS.  
   
SPOTTER INFORMATION STATEMENT
 
 
SPOTTER ACTIVATION WILL NOT BE NEEDED.  
 

 
 
AMZ716-726-VIZ001-002-270830-  
ST. THOMAS ST. JOHN ADJACENT ISLANDS-ST CROIX-  
NEARSHORE ATLANTIC AND ADJACENT CARIBBEAN COASTAL WATERS-  
425 AM AST FRI JUL 26 2024  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF USVI.  
   
DAY ONE
 
TODAY AND TONIGHT  
   
EXCESSIVE HEAT
 
THIS LEVEL OF HEAT AFFECTS MOST INDIVIDUALS  
SENSITIVE TO HEAT, ESPECIALLY THOSE WITHOUT EFFECTIVE COOLING  
AND/OR ADEQUATE HYDRATION. IMPACTS POSSIBLE IN SOME HEALTH  
SYSTEMS AND IN HEAT-SENSITIVE INDUSTRIES.  
   
WIND
 
BREEZY CONDITIONS. UNSECURED ITEMS COULD BLOW AROUND.  
   
MARINE CONDITIONS
 
SMALL CRAFT SHOULD EXERCISE CAUTION ACROSS  
THE OFFSHORE WATERS.  
   
RIP CURRENTS
 
LIFE-THREATENING RIP CURRENTS ARE POSSIBLE IN THE  
SURF ZONE PARTICULARLY ACROSS ST. CROIX.  
   
DAYS TWO THROUGH SEVEN
 
SATURDAY THROUGH THURSDAY  
 
A THICK SAHARAN AIR LAYER WILL MOVE ACROSS THE REGION THROUGH LATE  
SATURDAY, BRINING HOT AND HAZY CONDITIONS. THIS IS A SEVERE  
EVENT, THEREFORE EXPECT IT TO BE VERY WARM AND DUSTY. HOT  
TEMPERATURES ARE EXPECTED MOSTLY FOR COASTAL AREAS. A TROPICAL  
WAVE ARRIVING MID NEXT WEEK WILL BRING AN INCREASE OF RAINFALL  
WITH THE POTENTIAL FOR FLOODING IMPACTS.  
 
   
SPOTTER INFORMATION STATEMENT
 
 
SPOTTER ACTIVATION WILL NOT BE NEEDED.  
 

 
 
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