Marine Weather Message
Issued by NWS Jacksonville, FL

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035
WHUS72 KJAX 180533
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
133 AM EDT Mon Aug 18 2025

AMZ470-472-474-191100-
/O.NEW.KJAX.SC.Y.0028.250819T0000Z-250822T0400Z/
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 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-
133 AM EDT Mon Aug 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO
MIDNIGHT EDT THURSDAY NIGHT...

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas
  9 to 14 ft expected.

* WHERE...Southeast Georgia and Northeast Florida coastal waters
  from Altamaha Sound GA to Flagler Beach FL from 20 to 60 NM.

* WHEN...From 8 PM this evening to midnight EDT Thursday night.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ450-452-454-191100-
/O.NEW.KJAX.SC.Y.0028.250819T0600Z-250822T0000Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
133 AM EDT Mon Aug 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TUESDAY TO 8 PM EDT
THURSDAY...

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas
  6 to 11 ft expected.

* WHERE...Southeast Georgia and Northeast Florida coastal waters
  from Altamaha Sound GA to Flagler Beach FL out to 20 NM.

* WHEN...From 2 AM Tuesday to 8 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.

&&

$$