Above Normal Temperatures, Strong Thunderstorms, Tropical Development Being Monitored
Well above normal temperatures are forecast to shift from the northern Plains through the Northeast U.S. over the long holiday weekend. A few strong to severe thunderstorm will be possible as well along with a potential for excessive rainfall. A tropical or subtropical depression could form off the Southeast U.S. coast over the weekend while drifting northward to northeastward. Read More >
| NWS Forecast for: Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm (GMZ555) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 122 PM CDT Thu Jul 3 2025 |  |
| Tonight: West winds 5 to 10 knots, becoming northwest late. Seas 1 foot or less, then around 2 feet after midnight. Wave detail: west 1 foot at 2 seconds and southeast 1 foot at 5 seconds, becoming northwest 1 foot at 2 seconds and south 1 foot at 10 seconds. A slight chance of showers and thunderstorms late. Friday: North winds 5 to 10 knots. Seas around 2 feet. Wave detail: north 1 foot at 3 seconds and south 1 foot at 10 seconds. A slight chance of showers and thunderstorms in the morning. Friday Night: Northwest winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave detail: northeast 1 foot at 3 seconds and south 1 foot at 9 seconds, becoming northwest 1 foot at 2 seconds and south 1 foot at 9 seconds. A slight chance of showers and thunderstorms after midnight. Saturday: Northeast winds around 10 knots, becoming east in the afternoon. Seas around 2 feet. Wave detail: northeast 1 foot at 3 seconds and south 1 foot at 9 seconds. A chance of showers and thunderstorms. Saturday Night: Northeast winds around 5 knots. Seas 1 foot or less. Wave detail: east 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Sunday: Northeast winds 5 to 10 knots, becoming east in the afternoon. Seas 1 foot or less. Wave detail: northeast 1 foot at 3 seconds. Showers and thunderstorms likely, mainly in the morning. Sunday Night: South winds around 5 knots. Seas 1 foot or less. Wave detail: south 1 foot at 2 seconds and east 1 foot at 3 seconds. A chance of showers and thunderstorms after midnight. Monday: South winds 5 to 10 knots. Seas 1 foot or less. Wave detail: south 1 foot at 3 seconds and east 1 foot at 3 seconds. A chance of showers and thunderstorms, mainly in the morning. Monday Night: Southwest winds 5 to 10 knots. Seas around 2 feet. Wave detail: south 1 foot at 3 seconds. A slight chance of showers and thunderstorms after midnight. Tuesday: West winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet in the afternoon. Wave detail: southwest 1 foot at 3 seconds. A chance of showers and thunderstorms, mainly in the morning. Tuesday Night: West winds around 10 knots. Seas around 2 feet. A slight chance of showers and thunderstorms after midnight. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm (GMZ555) | |
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