Marine Weather Net

Boothville, LA to Southwest Pass of the Mississippi River Marine Forecast


TONIGHT

SW
WINDS
5 - 10
KNOTS

SUNDAY

W
WINDS
5 - 10
KNOTS

SUNDAY NIGHT

W
WINDS
5 - 10
KNOTS

MONDAY

NW
WINDS
5 - 10
KNOTS

The Marine Weather Forecast In Detail:
GMZ555 Forecast Issued: 309 PM CDT Sat Sep 14 2024

Tonight...Southwest Winds 5 To 10 Knots. Seas 1 Foot Or Less. Wave Detail: Southwest 1 Foot At 3 Seconds. A Slight Chance Of Showers Late This Evening And Early Morning. A Chance Of Showers With A Slight Chance Of Thunderstorms Late.
Sunday...West Winds 5 To 10 Knots. Seas 1 Foot Or Less. Wave Detail: West 1 Foot At 3 Seconds. A Chance Of Showers. A Slight Chance Of Thunderstorms In The Morning, Then A Chance Of Thunderstorms In The Afternoon.
Sunday Night...West Winds 5 To 10 Knots. Seas 1 Foot Or Less. Wave Detail: West 1 Foot At 2 Seconds. A Chance Of Showers. A Slight Chance Of Thunderstorms In The Evening, Then A Chance Of Thunderstorms After Midnight.
Monday...Northwest Winds 5 To 10 Knots, Becoming North In The Afternoon. Seas 1 Foot Or Less. Wave Detail: West 1 Foot At 2 Seconds. A Chance Of Showers And Thunderstorms.
Monday Night...Northeast Winds 5 To 10 Knots. Seas 1 Foot Or Less, Then Around 2 Feet After Midnight. Wave Detail: Northeast 1 Foot At 3 Seconds, Becoming East 1 Foot At 4 Seconds. A Chance Of Showers And Thunderstorms.
Tuesday...Northeast Winds 5 To 10 Knots. Seas Around 2 Feet In The Morning, Then 1 Foot Or Less. Wave Detail: Northeast 1 Foot At 4 Seconds, Becoming Northeast 1 Foot At 3 Seconds. A Chance Of Showers. A Chance Of Thunderstorms, Mainly In The Morning.
Tuesday Night...East Winds 5 To 10 Knots, Becoming Southeast After Midnight. Seas 1 Foot Or Less. Wave Detail: Northeast 1 Foot At 3 Seconds. A Slight Chance Of Showers And Thunderstorms.
Wednesday...North Winds Around 5 Knots. Seas 1 Foot Or Less. Wave Detail: Northwest 1 Foot At 2 Seconds And Northeast 1 Foot At 3 Seconds. A Slight Chance Of Showers And Thunderstorms In The Morning.
Wednesday Night...Southeast Winds Around 5 Knots, Becoming West After Midnight. Seas 1 Foot Or Less. Wave Detail: Northeast 1 Foot At 3 Seconds.
Thursday...North Winds 5 To 10 Knots. Seas 1 Foot Or Less. Wave Detail: North 1 Foot At 3 Seconds.
Thursday Night...Northwest Winds 5 To 10 Knots. Seas 1 Foot Or Less. Winds And Seas Higher In And Near Thunderstorms.
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Area Forecast Discussion
National Weather Service New Orleans LA
642pm CDT Sat September 14 2024

Long Term
(Tuesday through Friday night) Issued at 232pm CDT Sat September 14 2024

The upper level low will begin to pull back to the north and away from the area on Tuesday, and this will result in less convective coverage as both moisture and upper level forcing begin to decrease. However, enough forcing will be in place to allow for scattered convective development during peak heating hours Tuesday afternoon over much of the forecast area. Highs will be near average with readings climbing into the mid 80s.

The rest of the long term period will be dry as the upper level low becomes more centered over the Mid-Atlantic states and a strong upper level ridge forms over Texas and the Plains states. This will keep the area in a northerly flow regime through Friday with dry air and decent subsidence limiting cloud development. The end result will be mostly clear skies, lower humidity, and seasonable temperatures each day. Given the low model spread in the ensemble members, have opted to stick with NBM deterministic output for the extended period in terms of both temperatures and POP.

Marine
Issued at 232pm CDT Sat September 14 2024

Light gradient flow is expected to remain over the coastal waters through the end of the week as a broad area of surface high pressure dominates the northern Gulf. Winds will remain at 10 knots or less and seas will remain below 2 feet through Friday. Overall, a very quiet period of weather is expected for the coastal waters this week.

NOAA New Orleans LA Office: Watches - Warnings - Advisories
LA...None. GM...None. MS...None. GM...None.