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 05:22 PM.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 17°C on Wed morning, min 6°C on Sun night). Wind will be generally light.

Days 5–7 Weather Summary

Some drizzle, heaviest during Fri afternoon. Warm air temperatures (max 21°C on Fri afternoon, min 9°C on Sat morning). Mainly fresh winds.

Days 8–10 Weather Summary

Light rain (total 8mm), mostly falling on Sat night. Very mild (max 17°C on Tue morning, min 2°C on Sun morning). Winds decreasing (strong winds from the NNE on Sat night, light winds from the ESE by Mon night).

Days 11–13 Weather Summary

Heavy rain (total 30mm), heaviest during Tue night. Very mild (max 19°C on Tue afternoon, min 7°C on Wed night). Winds decreasing (fresh winds from the N on Wed afternoon, calm by Thu night).

Sun
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
1
Monday
2
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
11:06PM0.34m
11:44PM0.31m
00:21AM0.27m
00:58AM0.21m
1:35AM0.12m
5:24PM0.05m
1:53AM0.03m
4:24PM0.12m
4:32PM0.20m
5:09PM0.28m
6:01PM0.34m
7:04PM0.39m
8:11PM0.41m
9:18PM0.41m
10:20PM0.38m
Low Tide
9:56AM-0.23m
10:21AM-0.20m
10:39AM-0.16m
10:40AM-0.10m
10:08AM-0.03m
11:00PM0.03m
8:02AM0.00m
3:30AM-0.07m
4:09AM-0.17m
4:58AM-0.26m
5:51AM-0.33m
6:45AM-0.36m
7:39AM-0.37m
8:31AM-0.35m
9:19AM-0.30m
Wave
height (m) 
direction
period (s) 
0.6
WNW
3
0.4
NW
3
0.3
N
2
0.2
NNE
2
0.1
E
2
0.4
NE
2
0.4
NE
3
0.2
E
2
0.1
E
1
0.2
SSE
2
0.2
SSE
2
0.1
E
2
0.3
S
2
0.2
ESE
2
0.4
SE
2
0.2
SSE
2
0.2
SSW
4
0.5
NNE
3
0.7
NNE
4
0.8
NNE
4
0.8
NNE
4
0.7
NNE
4
0.6
NE
3
0.4
ENE
3
0.4
E
3
0.3
E
3
0.3
ESE
2
0.3
SSE
3
0.5
S
4
0.5
WSW
3
0.6
NNW
3
0.5
N
3
0.4
NE
3
0.1
SW
5
0.1
S
5
0.1
S
5
0
W
4
0.1
W
1
0.8
WNW
4
0.8
NNW
4
0.5
N
3
0.2
N
2
0.1
N
2
0
W
6
0.1
E
1
0.2
SSE
2
0.2
SSE
2
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
part cloud
clear
part cloud
clear
cloud
light rain
part cloud
cloud
cloud
mod rain
cloud
cloud
part cloud
part cloud
cloud
part cloud
cloud
part cloud
heavy rain
light rain
part cloud
part cloud
clear
clear
part cloud
cloud
cloud
mod rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
cloudy
some clouds
clear
some clouds
clear
cloudy
light rain
some clouds
cloudy
cloudy
mod rain
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
cloudy
some clouds
heavy rain
light rain
some clouds
some clouds
clear
clear
some clouds
cloudy
cloudy
mod rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
25
NW
20
NW
20
N
15
NNE
10
NE
25
NE
20
NE
15
E
10
ESE
15
ESE
10
SE
15
ESE
15
E
15
ESE
20
SE
15
SE
10
SSE
35
NNE
35
NNE
35
NE
40
NNE
35
NNE
35
NE
25
ENE
20
ENE
20
E
20
ESE
20
SSE
15
SSW
15
W
25
N
25
NNE
20
NE
10
NE
10
SE
5
SE
10
ESE
15
WNW
35
NNW
35
NNW
20
N
15
NNE
10
NNE
0
ESE
10
ENE
15
ESE
15
SE
 mm 
1
8
28
2
6
max°C
8
7
8
9
11
9
10
15
17
17
18
19
19
18
20
21
21
12
8
5
2
6
6
9
10
14
17
19
19
18
15
12
9
10
12
15
17
17
13
14
13
10
12
13
16
17
18
Moonrise
7:36
8:11
8:43
9:13
9:42
10:13
10:46
11:24
12:09
1:02
2:04
3:13
4:23
5:33
6:39
Moonset
5:21
6:22
7:22
8:22
9:22
10:22
11:24
12:30
1:38
2:49
3:57
5:01
5:56
6:42
7:21
Sunrise
6:52
6:50
6:50
6:50
6:50
6:50
6:50
6:48
6:48
6:48
6:48
6:47
6:47
6:46
6:46
Sunset
5:22
5:23
5:24
5:25
5:27
5:28
5:29
5:29
5:30
5:30
5:31
5:32
5:34
5:35
5:35
5:36
Today's sea temperature in Grand Bay is
14.8° C
(Statistics for 18 Jan 1981-2005 – mean: 18.7 max: 20.4 min: 16.5°C)
Issued (local time): 5 pm Sunday 18 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest