NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.

Station GISL1 - 8761724 - Grand Isle, LA Image indicating link to RSS feed of recent meteorological observations for station GISL1


Conditions at GISL1 as of
(3:30 pm CDT)
2030 GMT on 04/03/2025:
Note: This report is more than two hours old
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Air Temperature Air Temperature (ATMP): 77.9 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 9.7 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 11.7 kts
NOS Water Level Observation Network Water Level
Previous observations
TIME
(CDT)
5-day plot - Wind Direction
WDIR
 
5-day plot - Wind Speed
WSPD
kts
5-day plot - Wind Gust
GST
kts
5-day plot - Wave Height
WVHT
ft
5-day plot - Dominant Wave Period
DPD
sec
5-day plot - Average Wave Period
APD
sec
5-day plot - Mean Wave Direction
MWD
 
5-day plot - Atmospheric Pressure
PRES
in
5-day plot - Pressure Tendency
PTDY
in
5-day plot - Air Temperature
ATMP
°F
5-day plot - Water Temperature
WTMP
°F
5-day plot - Dew Point
DEWP
°F
5-day plot - Salinity
SAL
psu
5-day plot - Visibility
VIS
nmi
5-day plot - Tide (above MLLW)
TIDE
ft
2025-04-03 03:24 pm--------- 77.7-----
2025-04-03 03:18 pmESE 9.9 13.0----29.97- 78.1 77.5----
2025-04-03 03:12 pm SE 9.9 15.0----29.97- 77.9 77.4----
2025-04-03 03:06 pmESE 11.1 15.9----29.97- 77.9 77.2----
2025-04-03 03:00 pm SE 9.9 14.0----29.97-0.02- 77.2----
2025-04-03 02:54 pm SE 11.1 15.0----29.97-- 77.2----
2025-04-03 02:48 pmESE 8.9 17.1----29.97-- 77.2----
2025-04-03 02:42 pm SE 8.9 15.0----29.98-- 77.0----
2025-04-03 02:36 pm SE 12.0 15.9----29.98-- 77.0----
2025-04-03 02:30 pm SE 8.9 13.0----29.98- 78.4 77.0----
2025-04-03 02:24 pm SE 7.0 15.0----29.98- 78.4 78.1----
2025-04-03 02:18 pm SE 8.0 13.0----29.98- 78.3 78.3----
2025-04-03 02:12 pm SE 5.1 13.0----29.98- 78.6 78.1----
2025-04-03 02:06 pm SE 8.9 14.0----29.98- 78.1 77.9----
2025-04-03 02:00 pm SE 9.9 14.0----29.98+0.00 78.1 77.7----
2025-04-03 01:54 pm SE 8.9 14.0----29.99- 77.9 77.9----
2025-04-03 01:48 pm SE 8.0 14.0----29.99- 77.9 77.7----
2025-04-03 01:42 pm SE 8.0 12.0----29.99- 78.3 77.9----
2025-04-03 01:36 pm SE 7.0 14.0----29.99- 78.3 77.9----
2025-04-03 01:30 pm SE 7.0 12.0----29.99- 78.1 77.7----
2025-04-03 01:24 pm SE 7.0 15.0----29.99- 78.1 77.5----
2025-04-03 01:18 pm SE 8.9 14.0----29.99- 77.7 77.4----
2025-04-03 01:12 pm SE 8.0 13.0----29.99- 77.9 77.2----
2025-04-03 01:06 pm SE 8.9 13.0----29.99- 77.7 77.2----
2025-04-03 01:00 pm SE 8.0 12.0----29.99+0.01 77.9 77.0----
2025-04-03 12:54 pm SE 7.0 12.0----29.99- 78.3 76.8----
2025-04-03 12:48 pm SE 7.0 12.0----30.00-- 76.5----
2025-04-03 12:42 pm SE 8.9 14.0----30.00-- 76.5----
2025-04-03 12:36 pm SE 6.0 12.0----30.00-- 76.5----
2025-04-03 12:30 pm SE 8.0 13.0----30.00- 78.3 76.5----
2025-04-03 12:24 pm SE 7.0 13.0----29.99- 78.1 76.5----
2025-04-03 12:18 pm SE 9.9 14.0----30.00- 77.4 76.5----
2025-04-03 12:12 pm SE 8.9 14.0----30.00- 77.5 76.5----
2025-04-03 12:06 pm SE 9.9 18.1----30.00- 77.4 76.5----
2025-04-03 12:00 pm SE 12.0 18.1----29.99+0.04 77.5 76.5----
2025-04-03 11:54 am SE 11.1 17.1----29.99- 77.5 76.5----
2025-04-03 11:48 am SE 11.1 17.1----29.99-- 76.3----
2025-04-03 11:42 am SE 9.9 15.0----29.99-- 76.3----
2025-04-03 11:36 am SE 12.0 15.9----29.99-- 76.3----
2025-04-03 11:30 am SE 12.0 15.9----29.99- 77.5 76.3----
2025-04-03 11:24 am SE 12.0 17.1----29.99- 77.4 76.3----
2025-04-03 11:18 amSSE 9.9 15.9----29.99- 77.5 76.3----
2025-04-03 11:12 am SE 8.9 14.0----29.98- 77.7 76.1----
2025-04-03 11:06 am SE 11.1 17.1----29.99- 77.5 76.1----
2025-04-03 11:00 am SE 8.9 18.1----29.98+0.04 77.4 75.9----
2025-04-03 10:54 am SE 8.9 18.1----29.98- 77.4 75.9----
2025-04-03 10:48 am SE 11.1 15.0----29.98-- 75.9----
2025-04-03 10:42 am SE 8.0 17.1----29.98-- 75.9----
2025-04-03 10:36 am SE 11.1 17.1----29.98-- 75.7----
2025-04-03 10:30 am SE 12.0 18.1----29.98- 77.0 75.9----
2025-04-03 10:24 am SE 12.0 17.1----29.98- 77.0 75.9----
2025-04-03 10:18 am SE 12.0 18.1----29.99- 77.0 75.9----
2025-04-03 10:12 am SE 11.1 19.0----29.99- 77.0 75.9----
2025-04-03 10:06 am SE 11.1 18.1----29.98- 76.8 76.1----
2025-04-03 10:00 am SE 12.0 22.9----29.98+0.06 76.6 76.1----
2025-04-03 09:54 am SE 12.0 19.0----29.98- 76.6 76.1----
2025-04-03 09:48 am SE 8.9 22.0----29.97-- 76.1----
2025-04-03 09:42 am SE 12.0 18.1----29.97-- 76.1----
2025-04-03 09:36 am SE 11.1 19.0----29.97-- 76.1----
2025-04-03 09:30 am SE 9.9 17.1----29.97- 76.6 76.1----
2025-04-03 09:24 am SE 8.0 18.1----29.97- 76.5 75.9----
2025-04-03 09:18 am SE 9.9 15.9----29.97- 76.3 75.9----
2025-04-03 09:12 am SE 8.9 17.1----29.96- 76.3 75.9----
2025-04-03 09:06 am SE 11.1 19.0----29.96- 76.3 75.9----
2025-04-03 09:00 am SE 12.0 22.0----29.96+0.05 76.3 75.9----
2025-04-03 08:54 am SE 9.9 20.0----29.96- 76.1 75.9----
2025-04-03 08:48 am SE 12.0 21.0----29.96-- 75.9----
2025-04-03 08:42 am SE 11.1 19.0----29.95-- 75.7----
2025-04-03 08:36 am SE 8.9 15.9----29.95-- 75.7----
2025-04-03 08:30 am SE 11.1 19.0----29.95- 75.6 75.9----
2025-04-03 08:24 am SE 9.9 21.0----29.95- 75.6 75.9----
2025-04-03 08:18 amSSE 13.0 19.0----29.95- 75.6 75.7----
2025-04-03 08:12 am SE 11.1 19.0----29.94- 75.7 75.7----
2025-04-03 08:06 am SE 13.0 22.0----29.94- 75.6 75.6----
2025-04-03 08:00 am SE 12.0 20.0----29.95+0.05 75.6 75.7----
2025-04-03 07:54 am SE 14.0 20.0----29.94- 75.4 75.6----
2025-04-03 07:48 am SE 11.1 18.1----29.94-- 75.7----
2025-04-03 07:42 am SE 12.0 20.0----29.94-- 75.7----
2025-04-03 07:36 am SE 9.9 20.0----29.93-- 75.7----
2025-04-03 07:30 am SE 9.9 19.0----29.93- 75.0 75.7----
2025-04-03 07:24 am SE 12.0 20.0----29.92- 74.8 75.6----
2025-04-03 07:18 am SE 9.9 20.0----29.92- 74.8 75.6----
2025-04-03 07:12 am SE 11.1 19.0----29.92- 74.7 75.6----
2025-04-03 07:06 am SE 9.9 19.0----29.92- 74.7 75.6----
2025-04-03 07:00 am SE 11.1 17.1----29.91+0.02 74.7 75.6----
2025-04-03 06:54 am SE 9.9 18.1----29.91- 74.7 75.4----
2025-04-03 06:48 am SE 9.9 17.1----29.91-- 75.6----
2025-04-03 06:42 amSSE 13.0 20.0----29.91-- 75.6----
2025-04-03 06:36 am SE 9.9 17.1----29.91-- 75.6----
2025-04-03 06:30 am SE 11.1 19.0----29.91- 74.7 75.6----
2025-04-03 06:24 am SE 11.1 19.0----29.91- 74.8 75.6----
2025-04-03 06:18 am SE 12.0 18.1----29.91- 74.8 75.4----
2025-04-03 06:12 am SE 9.9 15.9----29.91- 74.7 75.4----
2025-04-03 06:06 am SE 8.9 19.0----29.91- 74.7 75.4----
2025-04-03 06:00 am SE 9.9 18.1----29.91+0.02 74.7 75.6----
2025-04-03 05:54 am SE 11.1 19.0----29.91- 74.7 75.6----
2025-04-03 05:48 am SE 11.1 18.1----29.91-- 75.6----
2025-04-03 05:42 am SE 8.9 15.9----29.91-- 75.6----
2025-04-03 05:36 am SE 9.9 18.1----29.90-- 75.6----
2025-04-03 05:30 am SE 9.9 19.0----29.90- 74.8 75.6----
2025-04-03 05:24 am SE 8.0 17.1----29.90- 74.8 75.6----
2025-04-03 05:18 am SE 9.9 20.0----29.90- 74.8 75.6----
2025-04-03 05:12 am SE 9.9 17.1----29.90- 74.8 75.6----
2025-04-03 05:06 am SE 8.9 17.1----29.90- 74.8 75.6----
2025-04-03 05:00 am SE 8.9 17.1----29.90+0.01 74.8 75.7----
2025-04-03 04:54 am SE 6.0 17.1----29.90- 74.8 75.7----
2025-04-03 04:48 am SE 9.9 19.0----29.89- 74.8 75.7----
2025-04-03 04:42 am SE 8.9 17.1----29.89- 74.8 75.7----
2025-04-03 04:36 am SE 9.9 15.9----29.89- 74.8 75.7----
2025-04-03 04:30 am SE 8.9 18.1----29.89- 74.8 75.7----
2025-04-03 04:24 am SE 11.1 17.1----29.90- 75.0 75.7----
2025-04-03 04:18 am SE 9.9 17.1----29.90- 75.0 75.9----
2025-04-03 04:12 am SE 11.1 20.0----29.90- 75.0 75.7----
2025-04-03 04:06 am SE 8.9 15.9----29.90- 75.0 75.7----
2025-04-03 04:00 am SE 9.9 18.1----29.89+0.01 75.0 75.7----
2025-04-03 03:54 am SE 11.1 17.1----29.89- 75.0 75.7----
2025-04-03 03:48 am SE 9.9 19.0----29.89-- 75.7----
2025-04-03 03:42 am SE 12.0 18.1----29.89-- 75.7----
2025-04-03 03:36 am SE 11.1 19.0----29.89-- 75.7----
2025-04-03 03:30 am SE 8.0 18.1----29.89- 75.0 75.7----
2025-04-03 03:24 am SE 8.9 19.0----29.89- 75.0 75.7----
2025-04-03 03:18 am SE 12.0 19.0----29.89- 75.0 75.7----
2025-04-03 03:12 am SE 11.1 20.0----29.89- 75.0 75.7----
2025-04-03 03:06 am SE 13.0 20.0----29.89- 75.0 75.7----
2025-04-03 03:00 am SE 12.0 19.0----29.89+0.00 75.0 75.9----
2025-04-03 02:54 am SE 9.9 19.0----29.89- 75.0 75.9----
2025-04-03 02:48 am SE 12.0 21.0----29.89-- 75.9----
2025-04-03 02:42 am SE 11.1 20.0----29.89-- 75.9----
2025-04-03 02:36 am SE 12.0 20.0----29.88-- 75.9----
2025-04-03 02:30 am SE 13.0 22.9----29.89-- 75.7----
2025-04-03 02:24 am SE 12.0 20.0----29.89-- 75.9----
2025-04-03 02:18 am SE 11.1 21.0----29.89- 75.2 76.1----
2025-04-03 02:12 am SE 13.0 22.0----29.89- 75.2 75.9----
2025-04-03 02:06 am SE 11.1 19.0----29.88- 75.2 75.9----
2025-04-03 02:00 am SE 12.0 22.9----29.88+0.00 75.2 75.9----
2025-04-03 01:54 am SE 13.0 20.0----29.88- 75.2 76.1----
2025-04-03 01:48 am SE 9.9 19.0----29.88-- 76.1----
2025-04-03 01:42 am SE 14.0 19.0----29.88-- 75.9----
2025-04-03 01:36 am SE 12.0 22.0----29.88-- 75.9----
2025-04-03 01:30 am SE 13.0 22.0----29.88- 75.2 75.9----
2025-04-03 01:24 am SE 12.0 21.0----29.88- 75.2 76.1----
2025-04-03 01:18 am SE 8.9 22.9----29.88- 75.2 76.1----
2025-04-03 01:12 am SE 11.1 24.1----29.88- 75.2 75.9----
2025-04-03 01:06 am SE 15.0 24.1----29.88- 75.2 76.1----
2025-04-03 01:00 am SE 9.9 25.1----29.88-0.02 75.2 76.1----
2025-04-03 12:54 am SE 12.0 25.1----29.88- 75.2 75.9----
2025-04-03 12:48 am SE 9.9 21.0----29.88-- 76.1----
2025-04-03 12:42 am SE 12.0 20.0----29.88-- 76.1----
2025-04-03 12:36 am SE 11.1 20.0----29.88-- 75.9----
2025-04-03 12:30 am SE 14.0 22.0----29.88- 75.2 75.9----
2025-04-03 12:24 am SE 13.0 20.0----29.88- 75.2 76.1----
2025-04-03 12:18 am SE 12.0 20.0----29.89- 75.2 75.9----
2025-04-03 12:12 am SE 12.0 22.0----29.89- 75.2 75.7----
2025-04-03 12:06 am SE 15.0 22.0----29.89- 75.2 76.1----
2025-04-03 12:00 am SE 13.0 20.0----29.89-0.02 75.2 76.1----
2025-04-02 11:54 pm SE 12.0 21.0----29.89- 75.2 76.1----
2025-04-02 11:48 pm SE 13.0 21.0----29.89-- 76.1----
2025-04-02 11:42 pm SE 8.9 19.0----29.89-- 76.1----
2025-04-02 11:36 pm SE 11.1 20.0----29.89-- 76.1----
2025-04-02 11:30 pm SE 12.0 20.0----29.89- 75.2 75.9----
2025-04-02 11:24 pm SE 12.0 21.0----29.89- 75.2 75.9----
2025-04-02 11:18 pm SE 14.0 22.0----29.89- 75.2 75.6----
2025-04-02 11:12 pm SE 9.9 19.0----29.89- 75.2 75.9----
2025-04-02 11:06 pm SE 13.0 22.0----29.89- 75.2 76.1----
2025-04-02 11:00 pm SE 13.0 22.9----29.89-0.01 75.2 76.1----
2025-04-02 10:54 pm SE 12.0 21.0----29.89- 75.2 75.9----
2025-04-02 10:48 pm SE 12.0 21.0----29.89-- 76.1----
2025-04-02 10:42 pm SE 12.0 21.0----29.89-- 75.9----
2025-04-02 10:36 pm SE 12.0 19.0----29.89-- 75.9----
2025-04-02 10:30 pm SE 11.1 22.0----29.90- 75.0 75.9----
2025-04-02 10:24 pm SE 12.0 18.1----29.90- 75.0 75.9----
2025-04-02 10:18 pm SE 11.1 21.0----29.90- 75.0 75.7----
2025-04-02 10:12 pm SE 13.0 20.0----29.90- 75.0 75.7----
2025-04-02 10:06 pm SE 12.0 19.0----29.90- 75.0 75.9----
2025-04-02 10:00 pm SE 9.9 19.0----29.90+0.00 75.0 76.3----
2025-04-02 09:54 pm SE 9.9 19.0----29.91- 75.0 76.1----
2025-04-02 09:48 pm SE 13.0 20.0----29.91- 75.0 75.7----
2025-04-02 09:42 pm SE 14.0 19.0----29.91- 75.0 75.6----
2025-04-02 09:36 pm SE 12.0 17.1----29.90- 75.0 75.4----
2025-04-02 09:30 pm SE 12.0 19.0----29.90- 74.8 75.6----
2025-04-02 09:24 pm SE 12.0 18.1----29.90- 74.8 75.7----
2025-04-02 09:18 pm SE 12.0 17.1----29.91- 74.8 75.9----
2025-04-02 09:12 pm SE 12.0 18.1----29.91- 74.8 76.1----
2025-04-02 09:06 pm SE 13.0 18.1----29.91- 74.8 76.1----
2025-04-02 09:00 pm SE 12.0 18.1----29.91+0.03 74.8 76.3----
2025-04-02 08:54 pm SE 12.0 18.1----29.92- 75.0 76.3----
2025-04-02 08:48 pm SE 9.9 15.9----29.91- 75.0 75.9----
2025-04-02 08:42 pm SE 12.0 21.0----29.91- 75.0 75.6----
2025-04-02 08:36 pm SE 11.1 19.0----29.91- 75.0 75.6----
2025-04-02 08:30 pm SE 9.9 15.9----29.91- 75.0 75.9----
2025-04-02 08:24 pm SE 9.9 15.9----29.91- 75.0 76.1----
2025-04-02 08:18 pm SE 11.1 19.0----29.91- 75.0 76.1----
2025-04-02 08:12 pmESE 12.0 17.1----29.91- 75.0 75.9----
2025-04-02 08:06 pm SE 12.0 17.1----29.91- 75.0 76.3----
2025-04-02 08:00 pm SE 12.0 18.1----29.91+0.03 75.0 76.3----
2025-04-02 07:54 pmESE 11.1 18.1----29.90- 75.0 76.1----
2025-04-02 07:48 pm SE 12.0 17.1----29.90-- 75.7----
2025-04-02 07:42 pm SE 11.1 15.9----29.90-- 75.6----
2025-04-02 07:36 pmESE 12.0 18.1----29.90-- 75.4----
2025-04-02 07:30 pmESE 11.1 17.1----29.90- 75.2 75.6----
2025-04-02 07:24 pm SE 12.0 15.9----29.90- 75.2 75.6----
2025-04-02 07:18 pm SE 9.9 17.1----29.90- 75.4 75.4----
2025-04-02 07:12 pm SE 12.0 15.9----29.90- 75.4 75.4----
2025-04-02 07:06 pmESE 9.9 14.0----29.90- 75.6 75.6----
2025-04-02 07:00 pm SE 11.1 18.1----29.90+0.01 75.7 75.4----
2025-04-02 06:54 pm SE 11.1 15.9----29.90- 75.7 75.6----
2025-04-02 06:48 pm SE 11.1 18.1----29.90-- 75.9----
2025-04-02 06:42 pm SE 8.9 17.1----29.90-- 75.6----
2025-04-02 06:36 pm SE 8.9 15.0----29.90-- 75.2----
2025-04-02 06:30 pm SE 9.9 14.0----29.90- 76.5 75.0----
2025-04-02 06:24 pm SE 9.9 17.1----29.90- 76.6 74.8----
2025-04-02 06:00 pm SE 9.9 15.9----29.89+0.00 76.8 74.7----
2025-04-02 05:54 pm SE 11.1 18.1----29.89- 76.8 74.7----
2025-04-02 05:48 pm SE 9.9 15.9----29.89-- 74.5----
2025-04-02 05:42 pm SE 9.9 15.9----29.89-- 74.7----
2025-04-02 05:36 pm SE 8.0 17.1----29.88-- 74.7----
2025-04-02 05:30 pm SE 9.9 15.9----29.88- 77.0 74.7----
2025-04-02 05:24 pm SE 11.1 15.9----29.88- 77.0 74.7----
2025-04-02 05:18 pm SE 11.1 19.0----29.88- 77.0 74.7----
2025-04-02 05:12 pm SE 12.0 18.1----29.88- 77.2 74.5----
2025-04-02 05:06 pm SE 9.9 19.0----29.88- 77.2 74.5----
2025-04-02 05:00 pm SE 11.1 19.0----29.88-0.03 77.4 74.5----
2025-04-02 04:54 pm SE 12.0 21.0----29.88- 77.2 74.5----