Special Marine Warning issued May 1 at 10:27AM CDT until May 1 at 11:00AM CDT by NWS New Orleans LA
Détails
For the following areas...
Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA
out 20 nm...
Terrebonne Bay...
At 1027 AM CDT, a severe thunderstorm capable of producing
waterspouts was located over Isle Derniers, moving northeast at 10
knots.
HAZARD...Waterspouts and wind gusts 34 knots or greater.
SOURCE...Radar indicated.
IMPACT...Waterspouts can quickly form and capsize boats...damage
vessels and oil rigs...and create suddenly higher waves.
Small craft could be damaged in briefly higher winds and
suddenly higher waves.
Locations impacted include...
Isle Derniers.
Recommandations
Strong winds will be dangerous for boaters or anyone near the water.
Boaters should avoid waterspouts and never try to navigate near them.
Make sure all on board are wearing life jackets. Seek shelter or move
to safe harbor until hazardous weather passes.