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Special Marine Warning
ActiveTerrebonne Bay; Barataria Bay; Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm; Coastal waters from the Southwest Pass of the Mississippi River to Port Fourchon Louisiana out 20 NM; Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM
Status
In Progress
Started about 1 hour ago
Ends
Issued
Severity
Severe
Urgency
Immediate
Certainty
Likely
Details
SMWLIX
The National Weather Service in New Orleans has issued a
* Special Marine Warning for... Barataria Bay... Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm... Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM... Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM... Coastal waters from the Southwest Pass of the Mississippi River to Port Fourchon Louisiana out 20 NM... Terrebonne Bay...
* Until 1000 PM CDT.
* At 825 PM CDT, a cluster of severe thunderstorms was located along a line extending from 6 nm north of Lower Atchafalaya River to 6 nm north of Dulac to 8 nm south of Chauvin to 7 nm west of Grand Isle to 8 nm southeast of Barataria Bay, moving south at 35 knots.
HAZARD...Wind gusts in excess of 50 knots.
SOURCE...Radar.
IMPACT...Boats could suffer significant structural damage in high winds. Small craft could capsize in suddenly higher waves.
* Locations impacted include... Caillou Bay, Terrebonne Bay, Grand Isle, Timbalier Island, Timbalier Bay, Isle Derniers, and Louisiana Offshore Oil Port.
Data from the National Weather Service
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