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 04:36 PM.

Days 1–4 Weather Summary

Light rain (total 7mm) at first, then becoming colder with a dusting of snow on Sat morning. Icy conditions (max 10°C on Fri night, min -4°C on Sat night). Winds decreasing (gales from the S on Fri night, light winds from the SSW by Sun morning).

Days 5–7 Weather Summary

A light fall of snow, heaviest on Sun afternoon. Turning milder with light rain (total 4mm) on Sun afternoon. Icy conditions (max 4°C on Sun night, min -5°C on Mon night). Winds increasing (light winds from the W on Sun night, near gales from the NW by Mon night).

Days 8–10 Weather Summary

A moderate fall of snow, heaviest on Fri night. Turning milder with moderate rain (total 10mm), heaviest on Fri night. Freeze-thaw conditions (max 4°C on Fri night, min -5°C on Thu morning). Mainly gales.

Days 11–13 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -2°C on Sat afternoon, min -9°C on Sun night). Winds decreasing (near gales from the NW on Sat afternoon, light winds from the NNE by Sun night).

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
Wave Height Map
High Tide
8:10PM1.28m
9:36AM1.61m
8:26PM1.33m
10:03AM1.63m
8:56PM1.40m
10:31AM1.66m
9:37PM1.46m
11:02AM1.70m
10:26PM1.51m
11:40AM1.73m
11:21PM1.55m
12:24PM1.74m
00:20AM1.59m
1:14PM1.73m
1:22AM1.64m
2:07PM1.70m
2:25AM1.67m
3:05PM1.65m
3:32AM1.70m
4:07PM1.61m
4:44AM1.73m
5:09PM1.59m
5:56AM1.77m
Low Tide
3:27PM0.93m
2:39AM0.52m
3:44PM0.91m
3:07AM0.46m
4:01PM0.87m
3:39AM0.44m
4:28PM0.82m
4:18AM0.47m
5:04PM0.77m
5:01AM0.52m
5:45PM0.76m
5:50AM0.58m
6:29PM0.78m
6:42AM0.65m
7:18PM0.83m
7:38AM0.72m
8:10PM0.88m
8:38AM0.78m
9:10PM0.91m
9:43AM0.85m
10:16PM0.89m
10:55AM0.90m
11:23PM0.81m
Wave
height (m) 
direction
period (s) 
2.4
WNW
8
1.9
WNW
7
2.2
SSW
7
2.3
S
8
5.5
S
10
4.5
S
11
5.5
W
10
4
W
11
2.2
S
10
2.5
S
7
2.3
SSE
8
2.4
SW
7
3.5
WNW
8
4
NW
9
3.5
NW
9
2.5
WNW
8
1.3
WNW
7
2.2
SE
6
3
ESE
8
3
NNW
9
2.3
NW
7
1.9
NW
7
1.4
WNW
6
1
SW
7
1.6
SE
5
3
SE
9
3.5
NW
7
3
NW
9
2.1
WSW
9
1.4
WSW
8
1.1
S
10
0.8
S
9
1
SE
5
1.6
E
5
1.7
ESE
6
1.6
SE
7
part cloud
clear
part cloud
cloud
mod rain
snow showers
light snow
part cloud
cloud
light snow
rain showers
light snow
light snow
light snow
part cloud
cloud
light snow
light snow
light snow
light snow
light snow
cloud
light snow
cloud
light snow
light snow
part cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
light snow
cloud
cloud
some clouds
clear
some clouds
cloudy
mod rain
snow shwrs
light snow
some clouds
cloudy
light snow
rain shwrs
light snow
light snow
light snow
some clouds
cloudy
light snow
light snow
light snow
light snow
light snow
cloudy
light snow
cloudy
light snow
light snow
some clouds
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
light snow
cloudy
cloudy
 km/h
25
W
25
SSW
25
SSE
30
SSE
70
S
55
WSW
60
WNW
35
WNW
30
S
40
SSE
15
W
40
NW
50
NW
60
NW
50
WNW
40
WNW
20
S
50
E
55
NNE
45
NNW
40
NW
30
NW
25
W
15
SSE
50
ESE
20
WSW
55
NW
45
NW
30
NNW
15
NNW
10
N
10
ENE
25
E
35
E
30
E
25
ENE
 mm 
6
1
1
3
10
max°C
-1
2
4
5
10
6
-1
-2
-2
3
4
-1
-4
-4
-5
-3
-1
1
0
-1
-5
-5
-3
-3
-1
4
1
-2
-3
-4
-4
-8
-5
-3
-5
-4
Moonrise
8:18
9:10
9:51
10:24
10:49
11:09
11:27
11:43
11:58
12:15
12:36
1:02
Moonset
3:00
3:45
4:41
5:46
6:57
8:10
9:24
10:37
11:51
1:08
2:27
3:52
Sunrise
8:10
8:11
8:11
8:11
8:11
8:12
8:12
8:12
8:14
8:14
8:14
8:14
Sunset
4:36
4:36
4:37
4:37
4:37
4:37
4:38
4:39
4:39
4:40
4:42
4:43
Today's sea temperature in Grand Bay is
2.8° C
(Statistics for 18 Dec 1981-2005 – mean: 1.9 max: 3.3 min: 0.6°C)
Issued (local time): 1 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest