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)	Air Temp. (Degrees F.)	Air Temp. Obs	Water Temp. (Degrees F.)	Water Temp. Obs
2026-04-14 1800Z	129	8	51	-	75	21	75	30
2026-04-14 1200Z	133	8	57	-	72	24	74	51
2026-04-14 0600Z	128	8	60	-	72	27	74	48
2026-04-14 0000Z	118	9	57	-	74	22	74	51
2026-04-13 1800Z	127	9	60	-	76	22	74	39
2026-04-13 1200Z	132	9	60	-	72	22	74	48
2026-04-13 0600Z	132	9	60	-	72	22	74	39
2026-04-13 0000Z	120	8	57	-	74	24	73	48
2026-04-12 1800Z	125	9	60	-	75	20	73	43
2026-04-12 1200Z	128	9	60	-	71	22	73	51
2026-04-12 0600Z	125	8	60	-	71	18	73	36
2026-04-12 0000Z	99	9	57	-	74	20	72	39
2026-04-11 1800Z	90	10	60	-	75	24	72	31
2026-04-11 1200Z	77	9	55	-	70	24	72	37
2026-04-11 0600Z	95	9	60	-	70	20	72	46
2026-04-11 0000Z	97	10	57	-	72	22	72	45
2026-04-10 1800Z	96	11	60	-	75	18	71	29
2026-04-10 1200Z	84	9	60	-	70	22	72	45
2026-04-10 0600Z	94	11	60	-	69	25	72	42
2026-04-10 0000Z	82	13	57	-	70	23	71	45

The six-hour averages are calculated as follows: