Marine forecast
Boothville–Southwest Pass of the Mississippi River
- current wind
- 4 kt ESE
- Gusts
- 11 kt
- Seas
- 1.6 ft
- Period
- 6 sec
- Air
- 82°F
Observed Tue 2:00 PM | GMZ554
- Gusts now
- 11 kt
- Seas now
- 1.6 ft · 6 sec
- Air
- 82°F
- 72-hr peak
- 12 kt
In brief
At 2:00 pm CDT on Oct 13, 2026, NDBC station PILL1 (Pilottown, LA, 9 miles away) measured wind from the ESE at 4 kt, gusting to 11 kt; buoy 42084 measured seas of 1.6 ft. The NWS forecast for Boothville–Southwest Pass of the Mississippi River, LA issued at 1:56 pm CDT on Oct 13, 2026 reads, for this afternoon: “East winds around 5 knots. Seas 1 foot or less.”
Source: National Weather Service New Orleans LA forecast; NDBC observations
Wind forecast · ktPeak 12 kt
NWS marine forecast
| Period | Forecast |
|---|---|
| This Afternoon | East winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 4 seconds. |
| Tonight | East winds around 5 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 3 seconds and south 1 foot at 6 seconds. |
| Wednesday | East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 3 seconds and southeast 1 foot at 7 seconds. |
| Wednesday Night | East winds 5 to 10 knots, becoming southeast 10 to 15 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. |
| Thursday | East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. |
| Thursday Night | East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. |
| Friday | Northeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. A slight chance of showers and thunderstorms. |
| Friday Night | Northeast winds 5 to 10 knots, increasing to 25 to 30 knots after midnight. Seas around 2 feet, building to 4 to 6 feet, occasionally to 8 feet after midnight. Wave Detail: Southeast 2 feet at 5 seconds, becoming northeast 5 feet at 5 seconds and southeast 2 feet at 6 seconds. |
| Saturday | Northeast winds 25 to 30 knots. Seas 6 to 9 feet, occasionally to 11 feet. Wave Detail: Northeast 9 feet at 8 seconds. |
| Saturday Night | Northeast winds 25 to 30 knots, becoming east 20 to 25 knots after midnight. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail: Northeast 8 feet at 7 seconds. Winds and seas higher in and near thunderstorms. |
Issued Tue 1:56 PM by New Orleans LA (product CWFLIX).
Recent buoy conditions
| Time | Wind | Gust | Seas | Water |
|---|---|---|---|---|
| Tue 2:00 PM | 4 kt ESE | 11 kt | — | — |
| Tue 1:54 PM | 4 kt ESE | 8 kt | — | — |
| Tue 12:54 PM | 5 kt ESE | 9 kt | — | — |
| Tue 11:54 AM | 5 kt ESE | 8 kt | — | — |
| Tue 10:54 AM | 3 kt SSE | 6 kt | — | — |
| Tue 9:54 AM | 0 kt | 2 kt | — | — |
| Tue 8:54 AM | 2 kt E | 3 kt | — | — |
| Tue 7:54 AM | 3 kt E | 3 kt | — | — |
| Tue 6:54 AM | 3 kt ENE | 3 kt | — | — |
| Tue 5:54 AM | 1 kt ESE | 2 kt | — | — |
| Tue 4:54 AM | 2 kt SSE | 2 kt | — | — |
| Tue 3:54 AM | 0 kt | 1 kt | — | — |
Observed Tue 2:00 PM at NDBC buoy PILL1 (Pilottown, LA), 8.7 miles away. Seas from buoy 42084 (Southwest Pass Entrance W, LA (256)), 35.6 miles away, at Tue 2:00 PM.
Frequently asked questions
What is the marine forecast for Boothville–Southwest Pass of the Mississippi River today?
This Afternoon: East winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 4 seconds.
Is there a small craft advisory for Boothville–Southwest Pass of the Mississippi River?
No advisories, warnings or watches are in effect for NWS zone GMZ554 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 Boothville–Southwest Pass of the Mississippi River right now?
Seas are running 1.6 ft at a 6-second period, measured at NDBC buoy PILL1 Tue 2:00 PM, 8.7 miles from this zone.
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 GMZ554, 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 PILL1, read Tue 2:00 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.