Heavy Rain and Thunderstorms in the Plains; Tropical Moisture Brings Heavy Rain to Southern California and Southwest
Heavy rain showers and thunderstorms, some severe, will persist across the Plains and Mississippi Valley through Friday. Increasing tropical moisture from the remnants of Mario will bring showers, thunderstorms, and a flash flooding threat across much of southern California into the Desert Southwest through Friday. Read More >
| NWS Forecast for: Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM (GMZ572) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 1230 AM CDT Thu Sep 18 2025 |  |
| Rest Of Tonight: East winds around 10 knots. Seas around 2 feet. Wave detail: east 2 feet at 4 seconds. Thursday: East winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 5 seconds. A slight chance of showers and thunderstorms. Thursday Night: East winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms. Friday: East winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: east 3 feet at 6 seconds. A slight chance of thunderstorms. A chance of showers, mainly in the morning. Friday Night: East winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 7 seconds. A slight chance of showers. Saturday: East winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms. Saturday Night: East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. A slight chance of showers in the evening. Sunday: East winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 5 seconds. A slight chance of showers and thunderstorms. Sunday Night: Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 5 seconds. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Monday: East winds around 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 5 seconds. A chance of showers and thunderstorms. Monday Night: Southeast winds 5 to 10 knots. Seas around 2 feet. A chance of showers. A slight chance of thunderstorms after midnight. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM (GMZ572) | |
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