Severe Severe Storm ● Closed

Special Marine Warning issued October 4 at 4:56PM CDT until October 4 at 6:00PM CDT by NWS New Orleans LA, United States of America

Event time: Last updated: 6 days ago United States
Icon = what happened · ring colour = how serious: Extreme Severe Moderate Minor

Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.

SMWLIX

The National Weather Service in New Orleans has issued a

* Special Marine Warning for...
Coastal Waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm...
Coastal waters from Pascagoula Mississippi to Stake Island out 20
NM...
Coastal waters from Pascagoula Mississippi to Stake Island
Louisiana out 20 to 60 NM...

* Until 600 PM CDT.

* At 456 PM CDT, a severe thunderstorm capable of producing
waterspouts was located 26 NM northeast of Pilottown, or 25 NM east
of Breton Sound, moving northeast at 20 knots.

HAZARD...Waterspouts and wind gusts to 34 knots.

SOURCE...Radar indicated.

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...
Mainly open waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm, Coastal waters from Pascagoula
Mississippi to Stake Island out 20 NM and Coastal waters from
Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM.

Measurements

Coordinates29.5080, -88.8480
RegionCoastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm; Coastal waters from Pascagoula Mississippi to Stake Island out 20 N
Location Precisionpolygon
Issuing AuthorityUnited States of America — us-noaa-nws-en-marine
Cap UrgencyImmediate
Cap CertaintyLikely
Cap Expires2026-10-04T18:00:00-05:00

Official source

Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.

This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.

Severity as published by WMO Alert Hub (national weather services).

View original report

Also reported by: NWS

This event as JSON · API and licence

Source updated 15 days ago (Oct 4, 2026 21:58 UTC) · we last heard from WMO Alert Hub (national weather services) 1 second ago

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Official authorities in United States

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Earlier severe storm events in United States

Severe and extreme events of the same kind, before this one. Listed for scale, not because they are connected to it.

Severe Thunderstorm Warning — Cumberland, VA; Fluvanna, VA; Goochland, VA; Hanover, VA; Henrico, VA; Louisa, VA; Powhatan, VA Severe Severe Storm United States closed via NWS Sep 4, 2026 Severe Thunderstorm Warning — Clayton, IA; Grant, WI Severe Severe Storm United States closed via NWS Sep 4, 2026 Severe Thunderstorm Warning — Amherst, VA; Bedford, VA; Botetourt, VA; Rockbridge, VA; City of Buena Vista, VA; City of Lexington, VA Severe Severe Storm United States closed via NWS Sep 4, 2026 Severe Thunderstorm Warning — Brunswick, VA; Dinwiddie, VA; Lunenburg, VA; Nottoway, VA Severe Severe Storm United States closed via NWS Sep 4, 2026

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Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.