678 FZCA72 TJSJ 160315 MWSSJU Marine Weather Statement National Weather Service San Juan PR 1115 PM AST Wed Oct 15 2025 AMZ711-161100- Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N- 1115 PM AST Wed Oct 15 2025 A Marine Weather Statement has been issued for the following areas... Atlantic Waters of Puerto Rico AND USVI from 10 NM to 19.5N... At 1110 PM AST, Doppler radar indicated a line of strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorms are just over the northwestern portions of our local waters but will continue to spread over the offshore Atlantic Waters throughout the night. They are moving southeast at 15 knots. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, lightning strikes, and heavy downpours. Boaters should seek safe harbor immediately until these storms pass. These strong thunderstorms will likely produce winds in excess of 34 knots, and is likely to pose a serious hazard for boaters. A special marine warning will likely be required when these storms reach the nearshore waters. Boaters should consider heading for shore before these storms arrive. Intense lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. Report severe weather to the Coast Guard or nearest law enforcement agency. They will relay your report to the National Weather Service forecast office. $$  664 WHCA52 TJSJ 160344 SMWSJU AMZ711-160430- /O.NEW.TJSJ.MA.W.0045.251016T0344Z-251016T0430Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service San Juan PR 1144 PM AST Wed Oct 15 2025 The National Weather Service in San Juan has issued a * Special Marine Warning for... Atlantic Waters of Puerto Rico AND USVI from 10 NM to 19.5N... * Until 1230 AM AST. * At 1144 PM AST, severe thunderstorms capable of producing waterspouts were clustered over the northwestern portions of the offshore Atlantic waters, moving southeast at 15 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. Seek safe shelter, mariners can expect gusty winds and increasing waves. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. Report severe weather to the Coast Guard or the National Weather Service. && LAT...LON 1951 6637 1867 6691 1867 6720 1862 6727 1851 6737 1850 6741 1851 6800 1950 6800 TIME...MOT...LOC 0344Z 228DEG 30KT 1920 6733 1881 6775 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ CVB