Station GISL1 - Search and Rescue Data

8761724 - Grand Isle, LA
29.265 N 89.958 W (29°15'53" N 89°57'27" W)


Average surface winds - six hour block.

Date (UTC) Average
Wind Dir
(True)
Average
Wind Spd
(Knots)
Wind
Obs
Average
Seas
(Feet)
Wave
Obs
Air Temp.
(Degrees F.)
Air Temp.
Obs
Water Temp.
(Degrees F.)
Water Temp.
Obs
2023-12-01 0600Z152960-070606160
2023-12-01 0000Z137753-067426050
2023-11-30 1800Z1331048-062445958
2023-11-30 1200Z100860-061585960
2023-11-30 0600Z93760-059596060
2023-11-30 0000Z78853-057436049
2023-11-29 1800Z641057-058575956
2023-11-29 1200Z57959-053596060
2023-11-29 0600Z23460-053606060
2023-11-29 0000Z46457-054556055
2023-11-28 1800Z44960-054605960
2023-11-28 1200Z311258-049586058
2023-11-28 0600Z221060-052606160
2023-11-28 0000Z4957-055466253
2023-11-27 1800Z201058-052586260
2023-11-27 1200Z201360-050606460
2023-11-27 0600Z3581460-059606660
2023-11-27 0000Z339960-064586660
2023-11-26 1800Z345460-066606560
2023-11-26 1200Z541260-065606558

The six-hour averages are calculated as follows:

  • The 0000Z average uses data from 2100Z to 0259Z.
  • The 0600Z average uses data from 0300Z to 0859Z.
  • The 1200Z average uses data from 0900Z to 1459Z.
  • The 1800Z average uses data from 1500Z to 2059Z.

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