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 06:48 AM and sunset is at 05:05 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 22°C on Fri morning, min 19°C on Thu morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 2mm), mostly falling on Mon afternoon. Warm air temperatures (max 23°C on Sun afternoon, min 3°C on Tue morning). Winds increasing (light winds from the SSE on Sun morning, fresh winds from the N by Mon afternoon).

Days 7–9 Weather Summary

Mostly dry. Very mild (max 18°C on Fri night, min 5°C on Wed morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 22°C on Sun morning, min 19°C on Sat morning). Wind will be generally light.

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
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
night
Wave Height Map
High Tide
1:52AM0.24m
00:30AM0.15m
7:34PM0.15m
6:47PM0.23m
6:54PM0.31m
7:29PM0.39m
8:17PM0.45m
9:13PM0.49m
10:11PM0.49m
11:07PM0.47m
00:00AM0.42m
00:47AM0.34m
Low Tide
12:20PM-0.08m
12:19PM-0.02m
11:19AM0.04m
5:34AM0.02m
5:22AM-0.09m
6:00AM-0.20m
6:48AM-0.29m
7:40AM-0.34m
8:36AM-0.36m
9:31AM-0.35m
10:24AM-0.31m
11:11AM-0.24m
Wave
height (m) 
direction
period (s) 
0.1
S
8
0.1
S
7
0.2
S
2
0.2
SSW
2
0.3
SW
2
0.2
WSW
3
0.1
SW
3
0.1
SW
2
0.2
S
2
0.2
SSW
3
0.3
S
2
0.3
S
2
0.3
SW
2
0.6
N
3
0.7
NNW
4
0.6
N
4
0.5
N
3
0.4
N
3
0.4
N
3
0.2
N
2
0
E
2
0.1
N
2
0
W
8
0
E
1
0
W
8
0.1
S
2
0.1
S
2
0.2
SSW
3
0.3
SW
3
0.1
SW
4
0.1
SW
4
0.2
SSW
2
0.1
SW
2
0.1
SW
4
0.1
W
2
0
W
4
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
light rain
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
light rain
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
clear
some clouds
 km/h
5
SE
5
SSW
10
SSW
15
SW
20
SW
10
SW
10
SW
15
SW
15
S
10
SSE
15
S
15
S
15
SW
35
N
35
N
30
N
25
N
20
N
20
NNE
15
N
5
NNW
10
N
5
NE
0
NNE
5
NE
10
SE
10
S
10
SSW
15
SW
10
SSW
10
SSW
10
SW
10
SW
10
NW
10
NW
5
SW
 mm 
2
max°C
21
21
20
22
22
21
22
22
21
22
23
22
23
13
9
5
8
7
7
9
10
12
12
13
15
16
18
21
21
21
22
22
21
21
21
21
Moonrise
10:40
11:09
11:39
12:11
12:47
1:28
2:18
3:17
4:24
5:36
6:48
7:55
Moonset
10:27
11:27
12:28
1:33
2:41
3:53
5:06
6:15
7:17
8:08
8:51
Sunrise
6:48
6:50
6:50
6:50
6:50
6:50
6:50
6:52
6:52
6:52
6:52
6:52
Sunset
5:05
5:06
5:06
5:07
5:07
5:07
5:08
5:09
5:10
5:10
5:12
5:13
Today's sea temperature in Grand Bay is
16.3° C
(Statistics for 25 Dec 1981-2005 – mean: 19.8 max: 21.4 min: 16.8°C)
Issued (local time): 5 am Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest