473
WHUS52 KJAX 220333
SMWJAX
AMZ452-470-472-220415-
/O.NEW.KJAX.MA.W.0210.260822T0333Z-260822T0415Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Jacksonville FL
1133 PM EDT Fri Aug 21 2026

The National Weather Service in Jacksonville has issued a

* Special Marine Warning for...
  Coastal waters from Fernandina Beach to St. Augustine FL out 20
  NM...
  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...

* Until 1215 AM EDT.

* At 1133 PM EDT, strong thunderstorms were located along a line
  extending from 37 nm east of Talbot Island to 29 nm east of
  Atlantic Beach to 19 nm east of Palm Valley, moving east at 25
  knots.

  HAZARD...Wind gusts 34 knots or greater.

  SOURCE...Radar.

  IMPACT...Small craft could be damaged in briefly higher winds and
           suddenly higher waves.

* Locations impacted include...
  Tournament Reef, Casablanca Reef, Anna Reef, and Navy Drydock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to safe harbor until hazardous weather passes. If your vessel is
caught offshore, immediately secure for heavy weather. Ensure all
crew members are wearing USCG approved Type I life jackets and
nonessential crew are below decks. Deploy jack lines and harnesses if
available. Check life saving equipment, including batteries on
handheld radios, for readiness.

&&

LAT...LON 3007 8048 3036 8124 3055 8104 3075 8090
      3069 8043 3063 8043 3057 8041 3049 8040
      3020 8033
TIME...MOT...LOC 0333Z 278DEG 26KT 3058 8072 3042 8086 3027 8103

HAIL...0.00IN
WIND...>34KTS

$$

AB