Marine forecast
Barataria Bay, LA
- current wind
- 5 kt E
- Gusts
- 8 kt
- Seas
- 1.6 ft
- Period
- 6 sec
- Air
- 82°F
Observed Tue 1:54 PM | GMZ543
- Gusts now
- 8 kt
- Seas now
- 1.6 ft · 6 sec
- Air
- 82°F
- Water
- 79°F
- 72-hr peak
- 10 kt
In brief
At 1:54 pm CDT on Oct 13, 2026, NDBC station GISL1 (Grand Isle, LA, 9 miles away) measured wind from the E at 5 kt, gusting to 8 kt; buoy 42084 measured seas of 1.6 ft. The NWS forecast for Barataria Bay, LA issued at 1:56 pm CDT on Oct 13, 2026 reads, for this afternoon: “Southeast winds around 5 knots. Seas 1 foot or less.”
Source: National Weather Service New Orleans LA forecast; NDBC observations
Wind forecast · ktPeak 10 kt
Seas forecast · ftPeak 1 ft
NWS marine forecast
| Period | Forecast |
|---|---|
| This Afternoon | Southeast winds around 5 knots. Seas 1 foot or less. |
| Tonight | Southeast winds around 5 knots. Seas 1 foot or less. |
| Wednesday | East winds 5 to 10 knots. Seas 1 foot or less. Patchy fog in the morning. |
| Wednesday Night | East winds 5 to 10 knots. Seas 1 foot or less. |
| Thursday | East winds 5 to 10 knots. Seas 1 foot or less. |
| Thursday Night | East winds 5 to 10 knots, diminishing to around 5 knots after midnight. Seas 1 foot or less. |
| Friday | Northeast winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers in the morning. |
| Friday Night | Northeast winds 5 to 10 knots, increasing to 20 to 25 knots after midnight. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 2 seconds. |
| Saturday | Northeast winds 20 to 25 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 2 seconds. |
| Saturday Night | Northeast winds 15 to 20 knots. Seas 1 foot or less. |
Issued Tue 1:56 PM by New Orleans LA (product CWFLIX).
Recent buoy conditions
| Time | Wind | Gust | Seas | Water |
|---|---|---|---|---|
| Tue 1:54 PM | 5 kt E | 8 kt | — | 79°F |
| Tue 12:54 PM | 5 kt ESE | 9 kt | — | 79°F |
| Tue 11:54 AM | 4 kt ESE | 7 kt | — | 79°F |
| Tue 10:54 AM | 3 kt SE | 6 kt | — | 79°F |
| Tue 9:54 AM | 3 kt SSE | 7 kt | — | 79°F |
| Tue 8:54 AM | 5 kt SE | 6 kt | — | 79°F |
| Tue 7:54 AM | 3 kt SE | 5 kt | — | 79°F |
| Tue 6:54 AM | 3 kt S | 4 kt | — | 79°F |
| Tue 5:54 AM | 3 kt SSE | 5 kt | — | 79°F |
| Tue 4:54 AM | 3 kt SSE | 4 kt | — | 79°F |
| Tue 3:54 AM | 3 kt SSE | 4 kt | — | 79°F |
| Tue 2:54 AM | 5 kt SSE | 8 kt | — | 79°F |
Observed Tue 1:54 PM at NDBC buoy GISL1 (Grand Isle, LA), 8.9 miles away. Seas from buoy 42084 (Southwest Pass Entrance W, LA (256)), 32.7 miles away, at Tue 2:00 PM.
Frequently asked questions
What is the marine forecast for Barataria Bay today?
This Afternoon: Southeast winds around 5 knots. Seas 1 foot or less.
Is there a small craft advisory for Barataria Bay?
No advisories, warnings or watches are in effect for NWS zone GMZ543 as of the last update on this page. Advisories can be issued at any time; check the current bulletin before leaving the dock.
How high are the waves at Barataria Bay right now?
Seas are running 1.6 ft at a 6-second period, measured at NDBC buoy GISL1 Tue 1:54 PM, 8.9 miles from this zone. The forecast peaks at 1.0 ft Wed 10 PM.
What is the water temperature at Barataria Bay?
The nearest buoy read 79°F (26°C) at Tue 1:54 PM. Sea surface temperature at a single buoy can differ by several degrees from the water at a beach or in a shallow bay nearby.
What do the wind speeds in knots mean?
One knot is 1.15 mph. The National Weather Service issues a small craft advisory for sustained winds of roughly 22–33 knots or hazardous seas, a gale warning at 34–47 knots, and a storm warning at 48 knots and above. Exact advisory thresholds vary by forecast office and by water body — a bay reaches dangerous chop at a lower wind speed than open ocean.
Where does this forecast come from?
The forecast text is the National Weather Service's own marine bulletin for zone GMZ543, issued by New Orleans LA, reproduced in full. The wind and seas charts are drawn from the NWS gridded forecast for a point inside the zone. Observations come from the nearest reporting NDBC buoy. We are not affiliated with NOAA or the National Weather Service.
Forecast: NOAA/NWS product CWFLIX, issued Tue 1:56 PM. Observations: NOAA National Data Buoy Center station GISL1, read Tue 1:54 PM. Retrieved Oct 13, 2:42 PM. Conditions offshore change faster than any page can be rebuilt, so check the current NWS bulletin and your own instruments before going out.