938
WHUS52 KJAX 130158
SMWJAX
AMZ452-130300-
/O.NEW.KJAX.MA.W.0057.250513T0158Z-250513T0300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Jacksonville FL
958 PM EDT Mon May 12 2025

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...

* Until 1100 PM EDT.

* At 957 PM EDT, a severe thunderstorm capable of producing
  waterspouts was located near Mayport, or 32 nm north of Saint
  Augustine, moving northeast at 10 knots.

  HAZARD...Waterspouts and wind gusts 34 knots or greater.

  SOURCE...Radar.

  IMPACT...Waterspouts can easily overturn boats and create locally
           hazardous seas. Small craft could be damaged in briefly
           higher winds and suddenly higher waves.

* Locations impacted include...
  Mayport, Talbot Island, Nassau Sound Approach Buoy 6a, Saint Johns
  Lighted Buoy, and Atlantic Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Thunderstorms can produce sudden waterspouts. Waterspouts can easily
overturn boats and create locally hazardous seas. Seek safe harbor
immediately. 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 3045 8149 3068 8128 3068 8127 3050 8108
      3034 8138 3043 8149
TIME...MOT...LOC 0157Z 225DEG 10KT 3043 8139

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

$$

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