Skip Navigation Links
National Oceanic and Atmospheric Administration logo National Weather Service logo United States Department of Commerce

NAVTEX Marine Forecast (San Juan, PR)


000
FZNT26 KNHC 180939
OFFN05

NAVTEX Marine Forecast
NWS National Hurricane Center Miami, FL
539 AM EDT Sun Oct 18 2026

...Please refer to Coastal Waters Forecasts (CWF) available
through NOAA Weather Radio and other means for detailed
Coastal Waters Forecasts...

.SYNOPSIS...A weak pressure gradient across the area will
support mainly light to gentle winds and slight to moderate seas
through Wed night. Moderate SE winds are forecast for the
Caribbean waters Wed night through Thu night. Otherwise, long 
period northerly swell to 7 ft is expected to reach the Atlantic 
waters and passages Mon night through Wed.

San Juan Atlantic Waters

.TODAY...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. Scattered
showers. 
.TONIGHT...E winds 5 to 10 kt. Seas 3 to 4 ft. Scattered showers
and isolated tstms. 
.MON...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. Scattered
showers. 
.MON NIGHT...E winds 5 to 10 kt. Seas 5 to 7 ft in NW to N
swell. Scattered showers and isolated tstms. 
.TUE...SE winds 5 to 10 kt. Seas 5 to 7 ft in NW to N swell. 
.TUE NIGHT...SE winds 5 to 10 kt. Seas 5 to 7 ft in NW to N
swell. 
.WED...SE to S winds 5 to 10 kt. Seas 5 to 6 ft in NW to N
swell. 
.WED NIGHT...SE winds 5 to 10 kt. Seas 4 to 5 ft in NW to N
swell. 
.THU...SE to S winds 5 to 10 kt. Seas 4 to 5 ft in NW to N
swell. 
.THU NIGHT...SE winds 5 to 10 kt. Seas 5 to 6 ft in NW to N
swell.  

San Juan Caribbean Waters

.TODAY...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. Isolated
showers. 
.TONIGHT...E winds 5 to 10 kt. Seas 3 to 4 ft. Scattered
showers. 
.MON...E to SE winds 5 to 10 kt. Seas 3 ft. Scattered showers. 
.MON NIGHT...E winds 5 to 10 kt. Seas 3 ft. Scattered showers. 
.TUE...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. 
.TUE NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. 
.WED...E to SE winds 10 kt. Seas 3 to 4 ft.
.WED NIGHT...E to SE winds 10 kt. Seas 3 to 4 ft. 
.THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.THU NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft.