Severe · Special Marine WarningThis alert has expired. It is kept for reference.
Special Marine Warning issued October 19 at 2:54PM AST until October 19
Affecting Coastal Waters OF Northwestern Puerto Rico out 10 NM; Coastal Waters OF Southwestern Puerto Rico out 10 NM
In effect until: Oct 19, 2026, 8:00 PM
Coastal Waters OF Northwestern Puerto Rico out 10 NM; Coastal Waters OF Southwestern Puerto Rico out 10 NM
Likely impact; effects through 8:00 PM.
Stay indoors, monitor local alerts, and follow instructions from local officials.
Read the original bulletin (official text)
SMWSJU The National Weather Service in San Juan has issued a * Special Marine Warning for... Coastal Waters of Northwestern Puerto Rico out 10 NM... Coastal Waters of Southwestern Puerto Rico out 10 NM... * Until 400 PM AST. * At 254 PM AST, A severe thunderstorm capable of producing waterspouts was located across Cabo Rojo coastal waters, moving west at 5 knots. HAZARD...Waterspouts and wind gusts to 40 knots are possible. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™