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 06:47 AM and sunset is at 05:02 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Sun morning, min 20°C on Mon afternoon). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Fri morning, min 20°C on Wed morning). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Warm (max 23°C on Sun afternoon, min 13°C on Mon morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 4mm), mostly falling on Fri morning. Warm (max 23°C on Thu morning, min 15°C on Tue morning). Wind will be generally light.

Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
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
11:43PM0.43m
00:20AM0.41m
00:56AM0.37m
1:28AM0.32m
1:52AM0.24m
00:30AM0.15m
7:34PM0.15m
6:47PM0.23m
6:54PM0.31m
7:29PM0.39m
8:17PM0.45m
9:13PM0.49m
Low Tide
10:19AM-0.19m
10:57AM-0.18m
11:31AM-0.16m
12:00PM-0.13m
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
Wave
height (m) 
direction
period (s) 
0.1
SW
4
0.1
SW
4
0.1
SW
4
0.2
ESE
2
0.4
SE
2
0.1
E
2
0.1
S
4
0.1
S
2
0.1
S
8
0.1
S
8
0.1
SE
2
0.1
S
8
0.1
S
8
0.2
S
2
0.1
S
7
0.1
S
4
0.1
S
4
0.1
S
4
0.1
S
4
0.1
SW
2
0.1
S
1
0
W
4
0.1
SW
1
0.1
W
2
0.4
NNE
3
0.4
NE
3
0.1
NE
2
0.1
NE
2
0.1
E
2
0.1
E
2
0.1
SE
2
0.2
SSE
2
0.2
SSE
2
0.4
SSE
3
0.5
S
3
0.4
S
3
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
rain showers
clear
rain showers
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
rain shwrs
clear
rain shwrs
 km/h
10
SSE
10
SE
10
SE
20
ESE
20
ESE
10
SE
10
ESE
10
E
10
ESE
15
E
15
E
10
SE
10
ESE
10
SE
10
S
5
W
15
SW
10
SW
5
SSW
10
S
10
SSW
5
NW
5
NE
15
NNE
25
NE
20
NE
15
NE
20
ENE
15
E
10
ESE
10
SE
15
SE
15
SE
20
SE
25
SSE
20
SSE
 mm 
1
1
max°C
23
23
22
21
21
20
21
21
21
22
22
20
21
21
21
23
23
21
22
22
21
22
23
23
14
15
15
17
18
20
22
22
21
23
23
22
Moonrise
8:17
8:58
9:36
10:09
10:40
11:09
11:39
12:11
12:47
1:28
2:18
3:17
Moonset
6:29
7:29
8:29
9:28
10:27
11:27
12:28
1:33
2:41
3:53
5:06
Sunrise
6:47
6:48
6:48
6:48
6:48
6:50
6:50
6:50
6:50
6:50
6:50
6:52
Sunset
5:02
5:04
5:04
5:05
5:05
5:06
5:06
5:07
5:07
5:07
5:08
5:09
Today's sea temperature in Grand Bay is
16.0° C
(Statistics for 21 Dec 1981-2005 – mean: 20.1 max: 21.8 min: 17.3°C)
Issued (local time): 5 am Sunday 21 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest