Grand isle
NDBC buoy gisl1
Observed , 57 minutes ago
Elevated
Today
Light NE winds at 4 kn gusting to 10 kn, easing. Water 74°F, air 65°F. Next high tide at 8:23 PM (1 ft). Today: North winds 10 to 15 knots, diminishing to 5 to 10 knots this afternoon.
It tells you it is rough now. The app tells you before it gets rough, with alerts at the wind and wave limits you set.
Get Buoycast for iPhoneWind
Speed
4.1kn
Gust
9.9kn
Direction
40° NE
Trend
Easing
Last 11 hours4.1 to 11 kn
Air temp
65°F
61 to 69°F today
Water temp
74°F
74 to 76°F today
Pressure
1022mbar
Tendency
Rising
3 hour change
+1.3 mbar
Last 11 hours1019 to 1022 mbar
Tides
Next high
8:23 PM
1.5 ft
Then low
7:39 AM
0 ft
Predicted, EAST POINT, GRAND ISLE0.1 to 1.5 ft
Zone forecast
Today
North winds 10 to 15 knots, diminishing to 5 to 10 knots this afternoon. Seas 1 foot or less.
Tonight
North winds 5 to 10 knots. Seas 1 foot or less.
Monday
Northeast winds 5 to 10 knots. Seas 1 foot or less.
Synopsis
Winds will subside a bit overnight, but will remain around 15 knots across most of the open waters with occasional gusts to around 20 knots. Conditions will improve during the day today into the middle of the week as the area remains under the southeast flank of surface high pressure. Hazardous conditions are likely to return Thursday or Thursday night behind a cold front.
NWS zone Barataria Bay
Last 24 hours
Every 3 hours, over the last 12 hours. Air 61 to 69°F, pressure 1,019 to 1,022 mbar over the same window.
1 station within 30 NM
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Get Buoycast for iPhoneCommon questions
How often does buoy gisl1 report?
Wind, temperature and pressure update about every 10 minutes.
Can I be notified when conditions change at buoy gisl1?
Buoycast Pro lets you set your own limits on wind, waves or pressure and sends a threshold notification when this buoy crosses them.
Does this page show NOAA warnings for this area?
Watches, warnings, and advisories for Barataria Bay appear alongside the conditions, here and in the app. Pro also pushes NOAA watches, warnings, and advisories when they are issued.
Can I see the forecast against what buoy gisl1 measured?
This page shows measurements only. Buoycast Pro charts the NOAA forecast against them so you can see where the two diverge.
Can I keep buoy gisl1 for next time?
Save it as a favorite and Buoycast opens on the buoys you run.
What this buoy measures
This buoy is not reporting waves. Conditions above come from the sensors it does carry, and the forecast, tides and sun times on this page are regional rather than measured at the buoy.
Station gisl1
29°15'54" N 89°57'29" W · owned and maintained by NOS
Measured on the water by 1,000+ NOAA buoys. Observations from the National Data Buoy Center, forecasts and advisories from the National Weather Service. Not for navigation.