Special Marine Warning for Coastal Waters off Louisiana and Mississippi
This alert is no longer in effect.
NOAA issued it on May 3, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Special Marine Warning has been issued by NWS New Orleans LA for Breton Sound and other coastal waters, warning of waterspouts and wind gusts over 50 knots until 8:30 AM CDT on April 25, 2026.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Coastal Waters of Louisiana and Mississippi
- Issued
- May 3, 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: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Coastal Waters of Louisiana and Mississippi.
Alert Details
A Special Marine Warning has been issued by the National Weather Service (NWS) New Orleans LA. This alert is effective from 7:33 AM CDT on April 25, 2026.
Affected Areas
The warning affects the following areas: Breton Sound, Chandeleur Sound, 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, and Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM.
What You Should Do
Dangerous high winds and suddenly higher waves are expected. Seek shelter or move to safe harbor immediately to avoid risks.
Expected Conditions
Hazards include waterspouts and wind gusts in excess of 50 knots from a cluster of severe thunderstorms moving southeast at 45 knots. These conditions will remain over mainly open waters.
Timeline
The alert is effective from 7:33 AM CDT on April 25, 2026, and expires at 8:30 AM CDT on the same day, with an expected duration of about one hour.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →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.
Similar body length
Nearest notices by article body length (1,032 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 3, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.