Grand Isle, LA Current Weather Conditions

Current weather observations and 72-hour history for Grand Isle, LA. • View 5-Day Forecast ›

▼Current Conditions — Grand Isle, LA

GALLIANO (KGAO)

Partly Cloudy

74.5 F

Humidity:	90%
Wind Speed:	0.0 mph
Barometer:	30.07 in
Dewpoint:	71.4 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	75.9 F
Wind Chill:	NA

Aug 14 2026, 01:15 AM CDT

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▼Hourly Observation History — Grand Isle, LA

Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Temperature (F)		Relative Humidity	Wind Chill (F)	Heat Index (F)	Pressure
Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Air	Dwpt	Relative Humidity	Wind Chill (F)	Heat Index (F)	altimeter (in)	sea level (mb)
01:15 AM CDT	0.0	10.00	Partly Cloudy	--	74.5	71.4	90%	NA	75.9	30.07	1018.3
12:55 AM CDT	0.0	10.00	Clear	--	76.5	72.0	86%	NA	77.9	30.07	1018.3
12:35 AM CDT	0.0	10.00	Clear	--	77.2	72.3	85%	NA	78.6	30.07	1018.3
12:15 AM CDT	0.0	10.00	Clear	--	78.3	72.9	84%	NA	79.7	30.07	1018.3
11:55 PM CDT	3.4	10.00	Clear	--	78.1	72.9	84%	NA	79.5	30.07	1018.3
11:35 PM CDT	S 3.4	10.00	Clear	--	76.6	72.7	88%	NA	78.1	30.07	1018.3
11:15 PM CDT	0.0	10.00	Clear	--	77.4	72.5	85%	NA	78.8	30.07	1018.3
10:55 PM CDT	0.0	10.00	Clear	--	78.8	72.5	81%	NA	81.9	30.07	1018.3
10:35 PM CDT	0.0	10.00	Clear	--	78.6	72.5	82%	NA	81.5	30.07	1018.3
10:15 PM CDT	S 3.4	10.00	Clear	--	79.2	72.7	81%	NA	82.6	30.07	1018.3
09:55 PM CDT	S 3.4	10.00	Clear	--	81.0	73.2	77%	NA	85.8	30.07	1018.3
09:35 PM CDT	0.0	10.00	Clear	--	80.6	73.4	79%	NA	85.3	30.07	1018.3
09:15 PM CDT		10.00	Clear	--	NULL		%	NA	NA		M
08:55 PM CDT	3.4	10.00	Clear	--	81.5	73.4	77%	NA	86.9	30.05	1017.6
08:35 PM CDT	4.7	10.00	Clear	--	81.1	73.4	77%	NA	86.2	30.05	1017.6
08:15 PM CDT		10.00	Clear	--	NULL		%	NA	NA		M
07:55 PM CDT	5.8	10.00	Clear	--	83.8	73.4	71%	NA	90.5	30.04	1017.3
07:35 PM CDT	6.9	10.00	Clear	--	84.7	73.9	70%	NA	92.1	30.04	1017.3
07:15 PM CDT	8.1	10.00	Clear	--	86.0	74.3	68%	NA	94.3	30.04	1017.3
06:55 PM CDT	9.2	10.00	Clear	--	87.4	74.1	65%	NA	96.1	30.04	1017.3
06:35 PM CDT	9.2	10.00	Clear	--	88.2	74.1	63%	NA	97.2	30.04	1017.3
06:15 PM CDT	9.2	10.00	Clear	--	88.9	74.8	63%	NA	98.8	30.04	1017.3
05:55 PM CDT	11.4	10.00	Clear	--	89.8	74.3	61%	NA	99.5	30.04	1017.3
05:35 PM CDT	10.3	10.00	Clear	--	90.5	73.2	57%	NA	99.1	30.04	1017.3
05:15 PM CDT	11.4	10.00	Clear	--	91.0	72.3	54%	NA	99.0	30.04	1017.3
04:55 PM CDT	9.2	10.00	Clear	--	91.2	74.1	57%	NA	101.1	30.04	1017.3
04:35 PM CDT	9.2	10.00	Clear	--	91.6	73.8	56%	NA	101.1	30.04	1017.3
04:15 PM CDT	10.3	10.00	Clear	--	91.8	73.9	56%	NA	101.7	30.05	1017.6
03:55 PM CDT	SW 10.3	10.00	Clear	--	92.1	73.9	56%	NA	102.0	30.05	1017.6
03:35 PM CDT	10.3	10.00	Clear	--	91.6	74.1	57%	NA	101.7	30.05	1017.6
03:15 PM CDT	9.2	10.00	Partly Cloudy	--	91.0	74.8	59%	NA	101.7	30.06	1018.0
02:55 PM CDT	SW 10.3	10.00	Partly Cloudy	--	90.9	74.8	60%	NA	101.5	30.06	1018.0
02:35 PM CDT	9.2	10.00	Partly Cloudy	--	91.0	74.3	58%	NA	101.1	30.07	1018.3
02:15 PM CDT	S 4.7 G 16.1	10.00	Partly Cloudy	--	91.2	74.1	57%	NA	101.1	30.07	1018.3
01:55 PM CDT	9.2	10.00	Partly Cloudy	--	91.8	74.7	58%	NA	102.6	30.08	1018.6
01:35 PM CDT	SW 6.9	10.00	Partly Cloudy	--	91.6	73.8	56%	NA	101.1	30.08	1018.6
01:15 PM CDT		10.00	Partly Cloudy	--	NULL		%	NA	NA		M
12:55 PM CDT	6.9	10.00	Mostly Cloudy	--	91.0	73.2	56%	NA	99.9	30.09	1019.0
12:35 PM CDT	4.7	10.00	Mostly Cloudy	--	89.8	73.2	58%	NA	98.2	30.09	1019.0
12:15 PM CDT	6.9	10.00	Mostly Cloudy	--	90.1	73.8	59%	NA	99.3	30.10	1019.3
11:55 AM CDT	W 6.9	10.00	NULL	--	88.7	72.1	58%	NA	95.9	30.10	1019.3
11:35 AM CDT	5.8	10.00	Partly Cloudy	--	90.0	72.9	57%	NA	98.1	30.10	1019.3
11:15 AM CDT	5.8	10.00	Partly Cloudy	--	90.1	73.0	57%	NA	98.6	30.10	1019.3
10:55 AM CDT	SW 6.9	10.00	NULL	--	90.1	72.9	57%	NA	98.4	30.10	1019.3
10:35 AM CDT	6.9	10.00	Clear	--	89.6	73.4	59%	NA	98.2	30.10	1019.3
10:15 AM CDT	6.9	10.00	Clear	--	88.9	73.6	61%	NA	97.5	30.10	1019.3
09:55 AM CDT	W 8.1	10.00	Partly Cloudy	--	88.3	73.0	61%	NA	96.3	30.09	1019.0
09:35 AM CDT	W 9.2	10.00	Partly Cloudy	--	89.1	74.7	63%	NA	99.0	30.09	1019.0
09:15 AM CDT	9.2	10.00	Clear	--	88.0	73.2	62%	NA	95.9	30.08	1018.6
08:55 AM CDT	9.2	10.00	Clear	--	87.8	73.2	62%	NA	95.7	30.07	1018.3
08:35 AM CDT	6.9	10.00	Clear	--	87.3	74.8	67%	NA	96.6	30.07	1018.3
08:15 AM CDT	W 8.1	10.00	Clear	--	86.4	75.2	69%	NA	95.7	30.06	1018.0
07:55 AM CDT	6.9	10.00	Clear	--	85.6	74.7	70%	NA	94.1	30.05	1017.6
07:35 AM CDT	4.7	10.00	Clear	--	84.6	74.7	72%	NA	92.5	30.04	1017.3
07:15 AM CDT	6.9	10.00	Clear	--	83.5	74.3	74%	NA	90.5	30.04	1017.3
06:55 AM CDT	SW 6.9	10.00	Partly Cloudy	--	83.3	74.1	74%	NA	90.1	30.03	1016.9
06:35 AM CDT	SW 8.1	10.00	Mostly Cloudy	--	82.9	74.7	76%	NA	90.0	30.02	1016.6
06:15 AM CDT	SW 8.1	10.00	Mostly Cloudy	--	82.9	74.5	76%	NA	89.8	30.02	1016.6
05:55 AM CDT	SW 5.8	10.00	Partly Cloudy	--	82.0	73.8	76%	NA	88.0	30.02	1016.6
05:35 AM CDT	5.8	10.00	Clear	--	82.2	73.0	74%	NA	87.8	30.02	1016.6
05:15 AM CDT	6.9	10.00	Clear	--	82.6	73.9	75%	NA	88.9	30.01	1016.3
04:55 AM CDT	SW 8.1	10.00	Clear	--	83.3	73.9	73%	NA	90.0	30.01	1016.3
04:35 AM CDT	SW 9.2	10.00	Clear	--	82.9	74.3	75%	NA	89.8	30.00	1015.9
03:55 AM CDT	8.1	10.00	Partly Cloudy	--	83.3	74.1	74%	NA	90.1	30.01	1016.3
03:35 AM CDT	6.9	10.00	Clear	--	82.4	74.8	78%	NA	89.2	30.00	1015.9
03:15 AM CDT	S 6.9	10.00	Clear	--	82.4	75.4	79%	NA	89.6	30.00	1015.9
02:55 AM CDT	9.2	10.00	Partly Cloudy	--	82.4	76.1	81%	NA	90.1	30.01	1016.3
02:35 AM CDT	S 6.9	10.00	Mostly Cloudy	--	82.9	76.1	80%	NA	91.0	30.01	1016.3
02:15 AM CDT		10.00	Partly Cloudy	--	NULL		%	NA	NA		M
01:55 AM CDT	S 3.4	10.00	Clear	--	80.6	75.2	84%	NA	86.2	30.01	1016.3
01:35 AM CDT	0.0	10.00	Clear	--	80.4	75.4	85%	NA	85.8	30.02	1016.6
01:15 AM CDT	0.0	10.00	Clear	--	80.2	75.4	85%	NA	85.5	30.02	1016.6