532
WHUS72 KJAX 181739
MWWJAX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
139 PM EDT WED MAR 18 2026
AMZ470-190800-
/O.EXB.KJAX.SC.Y.0021.260319T0600Z-260319T2000Z/
WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL FROM 20 TO
60 NM-
139 PM EDT WED MAR 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 4 PM EDT
THURSDAY...
* WHAT...NORTH WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT AND SEAS
5 TO 7 FT EXPECTED.
* WHERE...WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL
FROM 20 TO 60 NM.
* WHEN...FROM 2 AM TO 4 PM EDT THURSDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
AMZ452-454-472-474-190800-
/O.EXT.KJAX.SC.Y.0021.260319T0600Z-260319T2000Z/
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT
20 NM-
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM-
WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL FROM 20 TO 60 NM-
WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL FROM 20 TO 60 NM-
139 PM EDT WED MAR 18 2026
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 2 AM TO 4 PM EDT
THURSDAY...
* WHAT...NORTH WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND SEAS
5 TO 8 FT EXPECTED.
* WHERE...ALL NORTHEAST FLORIDA COASTAL WATERS FROM FERNANDINA
BEACH FL TO FLAGLER BEACH FL OUT TO 60 NM.
* WHEN...FROM 2 AM TO 4 PM EDT THURSDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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