Magens Bay, Saint Thomas Island Sea Conditions and Tide Table

Magens Bay, Saint Thomas Island 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 06:46 AM and sunset is at 05:47 PM.

Days 1–3 Weather Summary

Moderate rain (total 14mm), heaviest on Sun morning. Warm air temperatures (max 26°C on Sun morning, min 25°C on Sun morning). Mainly fresh winds.

Days 4–6 Weather Summary

Light rain (total 9mm), mostly falling on Wed morning. Warm air temperatures (max 26°C on Wed morning, min 24°C on Thu night). Mainly fresh winds.

Days 7–9 Weather Summary

Mostly dry. Warm (max 26°C on Sat morning, min 24°C on Sun night). Mainly fresh winds.

Days 10–12 Weather Summary

Some drizzle, heaviest during Tue morning. Warm (max 25°C on Tue morning, min 24°C on Tue morning). Winds decreasing (fresh winds from the N on Tue morning, light winds from the SE by Thu afternoon).

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
10:50AM0.43m
11:24AM0.44m
11:54AM0.44m
12:22PM0.43m
12:47PM0.41m
00:10AM0.11m
1:08PM0.36m
4:32AM0.17m
1:25PM0.30m
5:13AM0.26m
1:26PM0.23m
5:56AM0.33m
6:42AM0.39m
7:31AM0.44m
8:21AM0.46m
Low Tide
1:40AM-0.10m
2:10AM-0.08m
2:40AM-0.03m
3:12AM0.03m
9:12PM0.10m
8:59PM0.08m
6:10AM0.17m
9:03PM0.03m
9:52AM0.21m
9:15PM-0.02m
9:38PM-0.09m
10:09PM-0.15m
10:48PM-0.19m
11:37PM-0.21m
Wave
height (m) 
direction
period (s) 
1
ENE
7
1
ENE
7
1
ENE
7
0.8
ENE
10
0.7
NE
9
0.8
ENE
9
1
NE
4
1
NE
5
1.1
NE
6
1.3
NNE
10
1.2
NNE
10
1.4
N
10
1.2
NNE
10
1.2
NNE
6
1
NNE
9
1.1
NE
6
0.9
NE
9
0.9
NNE
6
0.9
N
9
0.8
N
9
0.9
NE
6
0.9
NE
6
0.8
NNE
10
0.9
NNE
6
0.7
NE
9
0.6
NE
9
0.6
NNW
10
1.1
NNW
10
1.3
NNW
10
1.1
N
9
0.9
N
9
0.7
N
9
0.7
N
9
0.7
N
9
0.7
N
9
0.7
N
9
rain showers
clear
clear
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
clear
rain showers
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
rain shwrs
clear
clear
risk tstorm
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
clear
risk tstorm
risk tstorm
clear
rain shwrs
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
rain shwrs
some clouds
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
 km/h
30
E
30
ENE
25
ENE
25
ENE
20
ENE
25
NE
30
ENE
30
ENE
30
ENE
30
NE
30
NE
35
NE
30
NE
30
NE
25
NE
30
NE
25
NE
30
NE
25
ENE
20
NE
25
ENE
25
NE
25
NE
25
NE
20
NNE
20
NNE
20
NNW
35
N
30
N
25
NNE
20
NE
15
ENE
20
E
10
ESE
10
SE
15
SSE
 mm 
3
1
4
2
1
3
1
4
2
2
1
max°C
26
26
26
26
26
26
26
26
26
26
26
25
25
25
25
25
25
25
26
25
26
25
25
25
24
25
24
25
25
25
25
25
25
25
25
25
Moonrise
8:07
8:53
9:36
10:14
10:51
11:27
12:03
12:41
1:22
2:09
3:03
4:05
Moonset
7:15
8:10
9:05
9:58
10:51
11:44
12:39
1:37
2:39
3:45
4:54
Sunrise
6:46
6:47
6:47
6:48
6:48
6:48
6:48
6:48
6:50
6:50
6:50
6:50
Sunset
5:47
5:47
5:49
5:50
5:50
5:51
5:51
5:52
5:52
5:52
5:52
5:53
Today's sea temperature in Magens Bay, Saint Thomas Island is
27.8° C
(Statistics for 21 Dec 1981-2005 – mean: 26.8 max: 27.7 min: 26.0°C)
Issued (local time): 1 am Sunday 21 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest