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WHCA52 TJSJ 152215
SMWSJU
AMZ711-712-152315-
/O.NEW.TJSJ.MA.W.0009.260415T2215Z-260415T2315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
615 PM AST WED APR 15 2026
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...
COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM...
* UNTIL 715 PM AST.
* AT 614 PM AST, A SEVERE THUNDERSTORM CAPABLE OF PRODUCING
WATERSPOUTS WAS LOCATED OVER THE ATLANTIC OFFSHORE WATERS, MOVING
NORTH AT 15 KNOTS.
HAZARD...WATERSPOUTS, WIND GUSTS TO 40 KNOTS, AND SMALL HAIL.
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.
FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF CAUGHT ON THE
OPEN WATER STAY BELOW DECK IF POSSIBLE, KEEP AWAY FROM UNGROUNDED
METAL OBJECTS.
LAT...LON 1862 6633 1857 6671 1938 6715 1938 6636
TIME...MOT...LOC 2214Z 176DEG 15KT 1885 6657
WATERSPOUT...POSSIBLE
HAIL...<.75IN
WIND...40KTS
MNG/GRS
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