NWS Marine Forecast


   AMZ700-231000-  337 PM AST Wed Jul 22 2026    .Synopsis for Puerto Rico and the U.S. Virgin Islands Waters...    The induced surface trough will depart west of the region tonight,  with lingering showers and thunderstorms over portions of the local  waters. Atlantic high pressure will maintain moderate to locally  fresh east-southeast winds through Thursday, becoming east-northeast  by late Friday into the weekend as a weak tropical wave approaches.  Saharan dust will bring drier and hazy conditions late tonight into  Thursday, followed by increasing showers and thunderstorms with the  tropical wave.    $$
   AMZ745-231000-  Coastal Waters of Southwestern Puerto Rico out 10 NM-  337 PM AST Wed Jul 22 2026    TONIGHT  East winds 10 to 15 knots with gusts up to 25 knots. Seas  2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds and north  1 foot at 5 seconds. Scattered showers late this evening.  THURSDAY  Southeast winds 10 to 15 knots with gusts up to  20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at  5 seconds and north 1 foot at 5 seconds.  THURSDAY NIGHT  East winds 10 to 15 knots with gusts up to  20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at  5 seconds and north 1 foot at 6 seconds.  FRIDAY  East winds around 5 knots, increasing to 10 to 15 knots  with gusts up to 20 knots in the afternoon. Seas 2 to 3 feet. Wave  Detail: South 3 feet at 7 seconds. Scattered showers in the  afternoon.  FRIDAY NIGHT  East winds 10 to 15 knots with gusts up to 20 knots,  diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave  Detail: Southeast 3 feet at 7 seconds.  SATURDAY  East winds 5 to 10 knots, becoming southeast 10 to  15 knots with gusts up to 25 knots in the afternoon. Seas 2 to  3 feet. Wave Detail: Southeast 3 feet at 6 seconds. Scattered  showers in the afternoon.  SATURDAY NIGHT  East winds 5 to 10 knots. Seas 2 to 3 feet.  SUNDAY  East winds 5 to 10 knots, becoming southeast 10 to  15 knots in the afternoon. Seas 2 to 3 feet. Scattered showers in  the afternoon.  SUNDAY NIGHT  East winds 10 to 15 knots, diminishing to 5 to  10 knots after midnight. Seas 2 to 3 feet.  MONDAY  East winds 5 to 10 knots, becoming southeast 10 to  15 knots in the afternoon. Seas around 2 feet.  MONDAY NIGHT  East winds 10 to 15 knots, diminishing to 5 to  10 knots after midnight. Seas 2 to 3 feet.    $$