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 — and sunset is at 05:47 PM.

Days 1–4 Weather Summary

Moderate rain (total 10mm), heaviest on Sun morning. Warm air temperatures (max 27°C on Sun night, min 26°C on Sat night). Mainly fresh winds.

Days 5–7 Weather Summary

Moderate rain (total 10mm), heaviest on Tue night. Warm air temperatures (max 26°C on Tue night, min 24°C on Thu night). Mainly fresh winds.

Days 8–10 Weather Summary

Light rain (total 5mm), mostly falling on Sun night. Warm (max 26°C on Sat morning, min 24°C on Sun night). Mainly fresh winds.

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Wed morning. Warm (max 25°C on Mon night, min 24°C on Mon night). Winds increasing (light winds from the NNE on Mon night, fresh winds from the N by Wed morning).

Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thu
1
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
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
1:10AM-0.12m
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
Wave
height (m) 
direction
period (s) 
1
ENE
7
1.2
ENE
7
1
ENE
7
1
ENE
7
0.8
ENE
10
0.7
NE
9
0.8
ENE
9
1.1
NE
5
1.1
NE
5
1.1
NE
6
1.2
NNE
10
1.3
NNE
10
1.4
NE
6
1.2
N
10
1
NNE
10
1.2
NE
6
1
NE
6
0.9
NNW
12
1.2
NNW
10
1.1
NE
6
1.1
N
10
1.1
NE
7
0.9
NE
7
0.9
NE
7
0.8
NE
6
0.6
NE
6
0.6
NE
9
0.4
NNE
9
0.4
NNE
9
0.4
NNE
9
0.6
N
9
1.1
NNW
16
2.1
NNW
15
2.3
NNW
15
2.4
NNW
16
2.2
NNW
16
clear
rain showers
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
clear
rain showers
clear
clear
clear
clear
clear
rain showers
clear
clear
rain showers
clear
clear
clear
clear
clear
clear
rain showers
part cloud
cloud
part cloud
part cloud
clear
rain shwrs
clear
clear
clear
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
clear
risk tstorm
risk tstorm
clear
rain shwrs
clear
clear
clear
clear
clear
rain shwrs
clear
clear
rain shwrs
clear
clear
clear
clear
clear
clear
rain shwrs
some clouds
cloudy
some clouds
some clouds
 km/h
30
ENE
35
E
30
ENE
25
ENE
25
ENE
20
ENE
25
NE
35
ENE
30
ENE
30
ENE
30
ENE
30
NE
35
NE
25
NNE
30
NE
30
NE
25
ENE
25
ENE
30
ENE
30
ENE
30
NE
30
ENE
25
ENE
25
NE
25
ENE
15
ENE
15
NNE
10
NNE
10
NNW
15
NNW
20
NW
35
N
30
N
25
NNE
25
NNE
20
NNE
 mm 
4
3
1
2
1
2
4
1
2
1
4
2
max°C
26
26
26
27
26
26
26
26
26
26
26
26
25
26
26
25
26
25
25
26
26
26
26
26
25
26
25
25
24
25
25
25
25
25
24
24
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
5:47
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
28.0° C
(Statistics for 20 Dec 1981-2005 – mean: 26.9 max: 27.8 min: 26.0°C)
Issued (local time): 7 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest