Grand Bay Sea Conditions and Tide Table

Grand Bay 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 14mm), heaviest on Sun morning. Cool air temperatures (max 19°C on Sun night, min 12°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the NNE by Mon morning).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 22°C on Thu morning, min 14°C on Tue night). Winds increasing (calm on Tue night, fresh winds from the NNE by Fri afternoon).

Days 8–10 Weather Summary

Mostly dry. Very mild (max 12°C on Fri night, min 1°C on Sat night). Winds decreasing (strong winds from the N on Sat morning, calm by Sun night).

Days 11–13 Weather Summary

Mostly dry. Warm (max 20°C on Thu afternoon, min 1°C on Mon night). Winds decreasing (fresh winds from the NNE on Mon night, calm by Wed morning).

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
11:54PM0.60m
00:47AM0.55m
1:36AM0.48m
2:16AM0.39m
2:35AM0.29m
00:19AM0.20m
8:47PM0.21m
7:50PM0.27m
7:48PM0.32m
8:05PM0.37m
8:33PM0.40m
9:07PM0.42m
Low Tide
11:35AM-0.22m
12:33PM-0.16m
1:21PM-0.10m
1:53PM-0.02m
1:49PM0.06m
12:16PM0.12m
6:39AM0.08m
6:22AM0.00m
6:42AM-0.06m
7:11AM-0.11m
7:43AM-0.15m
8:19AM-0.17m
Wave
height (m) 
direction
period (s) 
0.1
S
5
0
W
5
0.2
NNE
2
0.1
SW
4
0.6
N
3
0.5
N
3
0.4
NNE
3
0.2
NNE
2
0
E
2
0
E
2
0.1
W
2
0.1
SW
2
0.1
SW
3
0.2
WSW
3
0.4
SW
3
0.4
SW
4
0.4
NW
2
0.6
NNE
3
0.7
NNE
3
0.8
N
4
0.8
N
4
0.7
NNE
4
0.5
NE
3
0.2
ENE
2
0
E
1
0.4
NNW
3
0.2
N
2
0.7
N
3
0.5
NE
3
0.4
NE
3
0.1
NE
2
0
E
7
0
E
7
0.1
SE
2
0.3
SE
2
0.4
SE
3
light rain
mod rain
light rain
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
light rain
mod rain
light rain
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
cloudy
 km/h
5
SSE
10
NNE
20
ENE
10
NNW
30
NNE
25
NNE
25
NE
15
NE
10
NE
5
S
10
S
15
SW
10
SSW
15
SSW
20
SSW
15
SW
20
N
25
NNE
35
NNE
40
N
40
N
35
NE
30
ENE
20
ENE
5
ENE
20
N
20
NNW
35
NNE
30
NE
20
NE
10
ENE
5
E
10
ENE
10
SE
15
ESE
20
SE
 mm 
4
8
2
max°C
18
18
18
19
14
15
13
13
13
15
19
19
20
22
22
22
17
15
12
4
5
3
6
9
12
10
11
9
2
5
12
14
15
18
19
20
Moonrise
8:02
9:10
10:14
11:14
12:10
1:04
1:58
2:53
3:48
4:45
5:42
Moonset
9:34
10:20
10:58
11:31
12:00
12:27
12:54
1:22
1:52
2:26
3:04
3:47
Sunrise
6:39
6:39
6:39
6:41
6:41
6:41
6:43
6:43
6:43
6:45
6:45
6:46
Sunset
4:58
4:59
4:59
4:59
4:59
5:00
5:00
5:00
5:00
5:00
5:00
5:01
Today's sea temperature in Grand Bay is
15.6° C
(Statistics for 06 Dec 1981-2005 – mean: 21.2 max: 23.1 min: 19.6°C)
Issued (local time): 11 pm Saturday 06 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest