FZCA72 TJSJ 311955 MWSSJU Marine Weather Statement National Weather Service San Juan PR 355 PM AST Sat Oct 31 2026 AMZ741-742-745-312130- 355 PM AST Sat Oct 31 2026 ...THUNDERSTORMS OVER THE WESTERN COASTAL WATERS AND MONA PASSAGE... The areas affected include... Mona Passage Southward to 17N... Coastal Waters of Northwestern Puerto Rico out 10 NM... Coastal Waters of Southwestern Puerto Rico out 10 NM... * At 355 PM AST, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots. These strong thunderstorms were located over the coastal waters from Cabo Rojo to Aguada, moving northwest at 10 knots. Locations impacted include... Mainly open waters of Mona Passage Southward to 17N, Coastal Waters of Northwestern Puerto Rico out 10 NM and Coastal Waters of Southwestern Puerto Rico out 10 NM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Report severe weather to the Coast Guard or nearest law enforcement agency. They will relay your report to the National Weather Service office. Mariners can expect gusty winds to around 30 knots, locally higher waves, lightning strikes, and heavy downpours. Boaters should seek safe harbor immediately until this storm passes. && LAT...LON 1801 6718 1795 6757 1850 6751 1850 6740 1846 6716 1842 6716 1841 6718 1840 6717 1836 6727 1830 6724 1829 6719 1820 6715 1817 6718 1816 6717 1817 6719 1810 6718 1809 6720 1807 6718 1804 6721 1801 6717 TIME...MOT...LOC 1953Z 120DEG 10KT 1813 6720 $$ YZR/CAM