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)

Clear

91.0 F

Humidity:	51%
Wind Speed:	6.9 mph
Barometer:	30.06 in
Dewpoint:	70.5 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	97.2 F
Wind Chill:	NA

Jun 28 2026, 03:15 PM 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)
03:15 PM CDT	6.9	10.00	Clear	--	91.0	70.5	51%	NA	97.2	30.06	1018.0
02:55 PM CDT	S 6.9	10.00	NULL	--	90.7	70.3	51%	NA	96.6	30.07	1018.3
02:35 PM CDT	8.1	10.00	NULL	--	90.5	71.2	53%	NA	97.2	30.07	1018.3
02:15 PM CDT	S 6.9	10.00	Clear	--	91.0	71.8	53%	NA	98.4	30.08	1018.6
01:35 PM CDT	S 4.7	10.00	Clear	--	90.0	71.2	54%	NA	96.6	30.09	1019.0
01:15 PM CDT	S 5.8	10.00	Clear	--	89.8	71.1	54%	NA	96.1	30.09	1019.0
12:55 PM CDT	SW 6.9	10.00	Clear	--	90.3	71.8	55%	NA	97.5	30.10	1019.3
11:55 AM CDT	S 6.9	10.00	Partly Cloudy	--	89.6	71.4	55%	NA	96.3	30.10	1019.3
11:35 AM CDT	SW 4.7	10.00	Partly Cloudy	--	89.6	72.9	58%	NA	97.7	30.10	1019.3
11:15 AM CDT	6.9	10.00	Partly Cloudy	--	88.5	71.6	57%	NA	95.2	30.10	1019.3
10:55 AM CDT	9.2	10.00	Partly Cloudy	--	88.7	72.7	59%	NA	96.3	30.10	1019.3
10:15 AM CDT		10.00	Mostly Cloudy	--	NULL		%	NA	NA		M
09:55 AM CDT	SW 9.2	10.00	Mostly Cloudy	--	88.2	73.8	63%	NA	96.8	30.09	1019.0
09:35 AM CDT	SW 9.2	10.00	Partly Cloudy	--	88.0	72.1	60%	NA	94.8	30.09	1019.0
09:15 AM CDT	SW 8.1	10.00	Partly Cloudy	--	87.3	73.6	64%	NA	95.4	30.09	1019.0
08:55 AM CDT	SW 5.8	10.00	Partly Cloudy	--	86.2	73.2	65%	NA	93.6	30.09	1019.0
08:35 AM CDT	SW 5.8	10.00	Partly Cloudy	--	85.1	73.2	68%	NA	92.1	30.08	1018.6
08:15 AM CDT	SW 5.8	10.00	Partly Cloudy	--	84.6	73.8	70%	NA	91.8	30.08	1018.6
07:55 AM CDT	SW 8.1	10.00	Clear	--	85.5	74.3	69%	NA	93.6	30.07	1018.3
07:35 AM CDT	SW 5.8	10.00	Clear	--	84.2	74.5	73%	NA	91.8	30.07	1018.3
07:15 AM CDT	4.7	10.00	Clear	--	82.9	74.5	76%	NA	89.8	30.05	1017.6
06:55 AM CDT	4.7	10.00	Clear	--	81.1	73.8	78%	NA	86.4	30.05	1017.6
06:35 AM CDT	5.8	10.00	Partly Cloudy	--	79.7	73.2	81%	NA	83.7	30.04	1017.3
06:15 AM CDT	3.4	10.00	Partly Cloudy	--	79.0	72.7	81%	NA	82.2	30.04	1017.3
05:55 AM CDT	0.0	10.00	Partly Cloudy	--	79.0	72.3	80%	NA	82.2	30.04	1017.3
05:15 AM CDT	5.8	10.00	Clear	--	78.8	72.5	81%	NA	81.9	30.03	1016.9
04:55 AM CDT	S 5.8	10.00	Clear	--	79.7	72.5	79%	NA	83.5	30.03	1016.9
04:35 AM CDT	S 6.9	10.00	Clear	--	79.2	72.9	81%	NA	82.6	30.02	1016.6
03:55 AM CDT	S 6.9	10.00	Clear	--	78.3	72.5	83%	NA	79.7	30.02	1016.6
03:35 AM CDT	S 4.7	10.00	Clear	--	78.1	72.5	83%	NA	79.5	30.03	1016.9
03:15 AM CDT	S 4.7	10.00	Clear	--	79.0	72.5	81%	NA	82.2	30.04	1017.3
02:55 AM CDT	S 3.4	10.00	Clear	--	79.2	72.7	81%	NA	82.6	30.04	1017.3
02:35 AM CDT	3.4	10.00	Partly Cloudy	--	79.3	73.2	82%	NA	82.9	30.04	1017.3
02:15 AM CDT	S 4.7	10.00	Partly Cloudy	--	79.7	73.2	81%	NA	83.7	30.05	1017.6
01:55 AM CDT	4.7	10.00	Partly Cloudy	--	79.2	73.4	83%	NA	82.8	30.06	1018.0
01:35 AM CDT	3.4	10.00	Partly Cloudy	--	78.1	73.4	86%	NA	79.5	30.06	1018.0
01:15 AM CDT	0.0	10.00	Clear	--	77.9	73.4	86%	NA	79.5	30.07	1018.3
12:55 AM CDT	0.0	10.00	Clear	--	79.5	73.6	82%	NA	83.5	30.07	1018.3
12:35 AM CDT	3.4	10.00	Clear	--	79.5	73.9	83%	NA	83.5	30.07	1018.3
12:15 AM CDT	3.4	10.00	Clear	--	79.7	73.9	83%	NA	83.8	30.07	1018.3
11:55 PM CDT	3.4	10.00	Clear	--	79.3	73.6	83%	NA	83.1	30.08	1018.6
11:35 PM CDT	4.7	10.00	Clear	--	79.9	74.1	83%	NA	84.4	30.08	1018.6
11:15 PM CDT	S 4.7	10.00	Clear	--	79.2	72.9	81%	NA	82.6	30.08	1018.6
10:55 PM CDT	4.7	10.00	Clear	--	79.7	72.9	80%	NA	83.5	30.07	1018.3
10:35 PM CDT	S 5.8	10.00	Clear	--	78.8	73.0	83%	NA	82.0	30.07	1018.3
10:15 PM CDT	S 3.4	10.00	Clear	--	79.0	72.7	81%	NA	82.2	30.07	1018.3
09:55 PM CDT	S 3.4	10.00	Clear	--	78.8	72.7	82%	NA	81.9	30.07	1018.3
09:15 PM CDT	S 3.4	10.00	Clear	--	78.4	73.4	85%	NA	79.9	30.07	1018.3
08:55 PM CDT	0.0	10.00	Clear	--	79.2	73.4	83%	NA	82.8	30.07	1018.3
08:35 PM CDT	0.0	10.00	Clear	--	79.2	73.4	83%	NA	82.8	30.07	1018.3
08:15 PM CDT	0.0	10.00	Clear	--	80.1	73.4	80%	NA	84.4	30.07	1018.3
07:35 PM CDT	S 3.4	10.00	Clear	--	81.9	72.5	73%	NA	86.9	30.06	1018.0
07:15 PM CDT	0.0	10.00	Clear	--	82.6	72.7	72%	NA	88.2	30.06	1018.0
06:55 PM CDT	0.0	10.00	Clear	--	83.8	72.1	68%	NA	89.4	30.06	1018.0
06:15 PM CDT	4.7	10.00	Clear	--	86.4	71.1	60%	NA	91.9	30.06	1018.0
05:55 PM CDT	S 9.2	10.00	Clear	--	87.6	71.1	58%	NA	93.6	30.06	1018.0
05:35 PM CDT	9.2	10.00	Clear	--	88.5	72.5	59%	NA	95.9	30.06	1018.0
05:15 PM CDT	S 10.3	10.00	Clear	--	89.6	73.0	58%	NA	97.9	30.07	1018.3
04:55 PM CDT	S 9.2	10.00	Clear	--	89.6	73.2	59%	NA	98.1	30.07	1018.3
04:35 PM CDT	8.1	10.00	Partly Cloudy	--	89.8	73.0	58%	NA	98.1	30.08	1018.6
04:15 PM CDT	9.2	10.00	Mostly Cloudy	--	89.6	74.5	61%	NA	99.3	30.09	1019.0
03:55 PM CDT	11.4	10.00	Cloudy	--	89.4	74.5	62%	NA	99.1	30.10	1019.3
03:35 PM CDT	SW 10.3	10.00	Cloudy	--	88.2	73.9	63%	NA	97.0	30.10	1019.3
03:15 PM CDT	11.4 G 16.1	10.00	Cloudy	--	89.4	75.0	63%	NA	99.9	30.10	1019.3
02:55 PM CDT	12.8	10.00	Mostly Cloudy	--	90.0	75.6	63%	NA	101.1	30.12	1019.7
02:35 PM CDT	11.4	10.00	Partly Cloudy	--	90.1	74.8	61%	NA	100.6	30.12	1020.0
02:15 PM CDT	12.8 G 18.3	10.00	Partly Cloudy	--	90.5	72.7	56%	NA	98.6	30.12	1020.0
01:55 PM CDT	S 13.9	10.00	Mostly Cloudy	--	90.3	74.5	60%	NA	100.4	30.12	1020.0
01:35 PM CDT	12.8 G 17.2	10.00	Mostly Cloudy	--	89.6	75.4	63%	NA	100.4	30.13	1020.3
01:15 PM CDT	S 11.4 G 17.2	10.00	Partly Cloudy	--	90.3	75.0	61%	NA	100.9	30.13	1020.3
12:55 PM CDT	S 10.3	10.00	NULL	--	90.0	74.8	61%	NA	100.2	30.13	1020.3
12:35 PM CDT	10.3 G 19.7	10.00	Mostly Cloudy	--	89.8	75.0	62%	NA	100.2	30.14	1020.7