Atmospheric River to Begin to Impact the Northwest U.S.; Gusty Winds in the Northeast U.S.
A strong atmospheric river moving into northern California later Tuesday will bring a threat for moderate to heavy rainfall and flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. through at least Wednesday. Gusty winds and isolated rain and snow showers will continue in the Northeast U.S. Tuesday behind a cold front. Read More >
| NWS Forecast for: Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm (GMZ550) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 1129 PM CST Mon Nov 3 2025 |  |
| Overnight: Northeast winds 10 to 15 knots. Seas 1 to 2 feet, building to 2 to 3 feet. Wave detail: northeast 2 feet at 3 seconds. Tuesday: East winds 10 to 15 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet in the afternoon. Wave detail: east 2 feet at 4 seconds. Tuesday Night: East winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: east 2 feet at 4 seconds. Wednesday: East winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: southeast 2 feet at 5 seconds. Wednesday Night: East winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: east 2 feet at 5 seconds. Thursday: East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: east 3 feet at 7 seconds. Thursday Night: Southeast winds around 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 7 seconds. Friday: South winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms. Friday Night: Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: south 2 feet at 6 seconds. Saturday: West winds 5 to 10 knots, becoming southwest in the afternoon. Seas 1 to 2 feet. Wave detail: south 2 feet at 6 seconds. Saturday Night: Southwest winds 5 to 10 knots. Seas 1 to 2 feet. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm (GMZ550) | |
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