Marine Weather Statement issued April 13 at 4:34AM AST by NWS San Juan PR
Details
At 433 AM AST, Doppler radar indicated showed several clusters of
strong thunderstorms, capable of producing winds to around 30
knots and frequent lightning. This thunderstorms were located
over mainly areas of the offshore and nearshore Atlantic waters.
Recommendations
Mariners can expect gusty winds to around 30 knots, locally higher
waves, and lightning strikes. Boaters should seek safe harbor
immediately until this storm passes.