FZCA72 TJSJ 240320

MWSSJU



Marine Weather Statement

National Weather Service San Juan PR

1120 PM AST Thu Oct 23 2025



AMZ711-712-733-735-741-745-240715-

Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-

Coastal Waters of Northern Puerto Rico out 10 NM-

Caribbean waters of Puerto Rico from 10 NM to 17N, including the

coastal waters of Saint Croix-

Coastal Waters of Southern Puerto Rico out 10 NM-

Mona Passage Southward to 17N-

Coastal Waters of Southwestern Puerto Rico out 10 NM-

1120 PM AST Thu Oct 23 2025



...STRONG THUNDERSTORMS OVER THE ATLANTIC AND CARIBBEAN WATERS 

AND THE MONA PASSAGE...



At 3:05 AM AST, Doppler radar indicated thunderstorms capable of 

producing winds to around 30 knots, frequent lightning, and 

possible isolated waterspouts. These thunderstorms were located 

mainly over portions of the Atlantic and Caribbean waters 

including the Mona Passage, moving northwest around 15 knots. For 

the rest of tonight, outer rainbands of Tropical Storm Melissa 

could produce showers and thunderstorms across the Atlantic and

Caribbean waters. 



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Mariners can expect gusty winds to around 30 knots, locally higher

waves, lightning strikes, possible waterspouts and heavy 

downpours. Boaters should seek safe harbor immediately until this 

storm passes.



$$