Grand Isle Sea Conditions and Tide Table

Grand Isle Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at —.

Days 1–4 Weather Summary

Moderate rain (total 11mm), heaviest on Sun morning. Cool air temperatures (max 18°C on Sat night, min 10°C on Mon night). Winds decreasing (fresh winds from the NNE on Mon morning, light winds from the ESE by Tue afternoon).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 22°C on Thu morning, min 13°C on Tue night). Winds increasing (light winds from the SW on Wed morning, fresh winds from the NNE by Fri afternoon).

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 12°C on Mon afternoon, min -1°C on Sat night). Winds decreasing (strong winds from the NNE on Sat morning, light winds from the NE by Sun night).

Days 11–13 Weather Summary

Some drizzle, heaviest during Thu night. Freeze-thaw conditions (max 20°C on Thu afternoon, min -1°C on Mon night). Winds decreasing (fresh winds from the NNE on Mon night, light winds from the ESE by Wed afternoon).

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
18
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
10:52PM0.45m
11:48PM0.41m
00:40AM0.36m
1:27AM0.29m
2:03AM0.22m
1:39AM0.14m
7:05PM0.14m
6:27PM0.19m
6:35PM0.24m
6:58PM0.27m
7:28PM0.29m
8:02PM0.30m
Low Tide
10:45AM-0.20m
11:34AM-0.16m
12:14PM-0.11m
12:36PM-0.05m
12:21PM0.02m
11:03AM0.06m
7:25AM0.05m
5:32AM-0.01m
5:50AM-0.06m
6:20AM-0.10m
6:55AM-0.12m
7:32AM-0.14m
Wave
height (m) 
direction
period (s) 
0.3
SSE
5
0.2
SSE
4
0.4
ENE
3
0.4
S
5
0.6
NNE
3
0.5
NNE
3
0.5
NE
3
0.2
ENE
3
0.1
E
2
0.1
SE
6
0.1
S
2
0.2
SSW
2
0.2
SSW
3
0.3
SSW
3
0.4
SSW
3
0.4
SSW
4
0.3
N
2
0.5
NE
3
0.9
NE
4
0.9
NNE
4
0.9
NNE
4
0.9
NE
4
0.7
ENE
4
0.4
E
3
0.2
ESE
8
0.5
N
3
0.3
N
2
0.8
NNE
4
0.8
NE
4
0.4
ENE
3
0.4
E
3
0.3
SE
7
0.2
ESE
4
0.3
SE
5
0.6
SSE
4
0.6
SE
4
light rain
mod rain
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
light rain
mod rain
rain shwrs
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
 km/h
10
ESE
10
NNE
25
ENE
20
NNW
35
NNE
25
N
25
NNE
15
NE
5
ESE
5
SSE
5
SW
15
SW
10
SSW
20
SSW
20
SSW
15
SW
20
N
25
NNE
35
NNE
40
NNE
40
N
35
NNE
30
NE
15
ENE
15
NNE
25
N
20
NNW
40
NNE
30
NE
20
NE
15
ENE
15
NNE
10
ESE
10
NE
20
ESE
25
SE
 mm 
2
8
1
max°C
18
18
17
18
13
15
12
13
14
16
19
20
21
22
22
22
16
16
11
4
5
1
6
8
9
10
12
8
3
4
9
12
14
18
19
20
Moonrise
8:05
9:13
10:17
11:16
12:12
1:07
2:01
2:55
3:51
4:47
5:44
Moonset
9:36
10:22
11:01
11:33
12:03
12:30
12:57
1:25
1:55
2:28
3:06
3:50
Sunrise
6:41
6:41
6:41
6:43
6:43
6:43
6:45
6:45
6:46
6:47
6:47
6:48
Sunset
5:00
5:00
5:00
5:01
5:01
5:01
5:01
5:02
5:02
5:04
5:04
5:04
Today's sea temperature in Grand Isle is
19.3° C
(Statistics for 06 Dec 1981-2005 – mean: 21.2 max: 23.2 min: 19.8°C)
Issued (local time): 11 pm Saturday 06 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest