906 

WHCA52 TJSJ 131352
SMWSJU
AMZ716-726-131515-
/O.NEW.TJSJ.MA.W.0006.260413T1352Z-260413T1515Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service San Juan PR
952 AM AST Mon Apr 13 2026

The National Weather Service in San Juan has issued a

* Special Marine Warning for...
  Coastal Waters east of Puerto Rico, around Vieques, and around and
  just north of Culebra and Saint John...
  Coastal Waters from Cabo San Juan to the waters between Anegada
  Island and Virgin Gorda and North 10 NM...

* Until 1115 AM AST.

* At 951 AM AST, a strong thunderstorm capable of producing
  waterspouts was located just southwest of St. Thomas. The
  thunderstorm was nearly stationary.

  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.

&&

LAT...LON 1818 6503 1829 6520 1847 6499 1836 6493
      1837 6499 1835 6504 1834 6501 1835 6499
      1833 6497 1834 6493 1832 6492 1830 6489
TIME...MOT...LOC 1351Z 137DEG 2KT 1830 6502

WATERSPOUT...POSSIBLE
HAIL...0.00IN
WIND...>34KTS

$$

ERG