Special Marine Warning for Chandeleur Sound and Mississippi Coastal Waters

Source: NOAA · Chandeleur Sound and coastal waters off Mississippi

If you are in immediate danger, call emergency services now.

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NWS New Orleans has issued a Special Marine Warning for Chandeleur Sound and coastal waters from Pascagoula, Mississippi to Stake Island out 20 NM until 12:15 AM CDT due to severe thunderstorms.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Chandeleur Sound and coastal waters off Mississippi
Issued
August 24, 2026
Issuing authority
NWS New Orleans LA

Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.

Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

A Special Marine Warning has been issued by the National Weather Service in New Orleans. The alert is effective from August 23 at 11:30 PM CDT until August 24 at 12:15 AM CDT.

Affected Areas

Chandeleur Sound and coastal waters from Pascagoula, Mississippi to Stake Island out 20 NM.

What You Should Do

Strong winds will be dangerous for boaters or anyone near the water. Make sure all on board are wearing life jackets. Seek shelter or move to safe harbor until hazardous weather passes.

Expected Conditions

A cluster of severe thunderstorms capable of producing waterspouts was located 15 nm east of Chandeleur Sound, moving south at 10 knots. Hazards include waterspouts, wind gusts 34 knots or greater, and small hail.

Timeline

The warning is in effect from 11:30 PM CDT on August 23 until 12:15 AM CDT on August 24.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS New Orleans has issued a Special Marine Warning for Chandeleur Sound and coastal waters from Pascagoula, Mississippi to Stake Island out 20 NM until 12:15 AM CDT due to severe thunderstorms.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Chandeleur Sound and coastal waters off Mississippi. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.