Marine forecast
Atchafalaya and East Cote Blanche Bays, LA
- current wind
- 2 kt SSE
- Gusts
- 11 kt
- Air
- 85°F
- Water
- 80°F
- 72-hr peak
- 9 kt
Observed Tue 1:54 PM | GMZ436
- Gusts now
- 11 kt
- Air
- 85°F
- Water
- 80°F
- 72-hr peak
- 9 kt
- Peak seas
- 1 ft
In brief
At 1:54 pm CDT on Oct 13, 2026, NDBC station AMRL1 (LAWMA, Amerada Pass, LA, 5 miles away) measured wind from the SSE at 2 kt, gusting to 11 kt. The NWS forecast for Atchafalaya and East Cote Blanche Bays, LA issued at 3:09 am CDT on Oct 13, 2026 reads, for today: “Southeast winds 5 to 10 knots. Bay waters light chop.”
Source: National Weather Service Lake Charles LA forecast; NDBC observations
Wind forecast · ktPeak 9 kt
Seas forecast · ftPeak 1 ft
NWS marine forecast
| Period | Forecast |
|---|---|
| Today | Southeast winds 5 to 10 knots. Bay waters light chop. |
| Tonight | Southeast winds 5 to 10 knots. Bay waters light chop. |
| Wednesday | Southeast winds 5 to 10 knots. Bay waters light chop. |
| Wednesday Night | Southeast winds 5 to 10 knots. Bay waters light chop. |
| Thursday | Southeast winds 5 to 10 knots. Bay waters light chop. |
| Thursday Night | East winds 5 to 10 knots. Bay waters light chop. |
| Friday | Northeast winds 5 to 10 knots. Bay waters light chop. A slight chance of showers. |
| Friday Night | Northeast winds 15 to 20 knots, becoming north 20 to 25 knots after midnight. Bay waters very rough. |
| Saturday | Northeast winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Bay waters very rough. |
| Saturday Night | Northeast winds 10 to 15 knots. Bay waters choppy. |
Issued Tue 3:09 AM by Lake Charles LA (product CWFLCH).
Recent buoy conditions
| Time | Wind | Gust | Seas | Water |
|---|---|---|---|---|
| Tue 1:54 PM | 2 kt SSE | 11 kt | — | 80°F |
| Tue 12:54 PM | 3 kt ESE | 6 kt | — | 80°F |
| Tue 11:54 AM | 2 kt SSE | 8 kt | — | 80°F |
| Tue 10:54 AM | 4 kt SSE | 9 kt | — | 80°F |
| Tue 9:54 AM | 5 kt SE | 11 kt | — | 79°F |
| Tue 8:54 AM | 3 kt E | 4 kt | — | 79°F |
| Tue 7:54 AM | 3 kt E | 4 kt | — | 79°F |
| Tue 6:54 AM | 2 kt E | 4 kt | — | 79°F |
| Tue 5:54 AM | 1 kt E | 2 kt | — | 79°F |
| Tue 4:54 AM | 0 kt | 1 kt | — | 80°F |
| Tue 3:54 AM | 0 kt | 0 kt | — | 80°F |
| Tue 2:54 AM | 0 kt | 2 kt | — | 80°F |
Observed Tue 1:54 PM at NDBC buoy AMRL1 (LAWMA, Amerada Pass, LA), 5.2 miles away.
Frequently asked questions
What is the marine forecast for Atchafalaya and East Cote Blanche Bays today?
Today: Southeast winds 5 to 10 knots. Bay waters light chop.
Is there a small craft advisory for Atchafalaya and East Cote Blanche Bays?
No advisories, warnings or watches are in effect for NWS zone GMZ436 as of the last update on this page. Advisories can be issued at any time; check the current bulletin before leaving the dock.
What is the water temperature at Atchafalaya and East Cote Blanche Bays?
The nearest buoy read 80°F (27°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 GMZ436, issued by Lake Charles 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 CWFLCH, issued Tue 3:09 AM. Observations: NOAA National Data Buoy Center station AMRL1, 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.