South Boston Sea Conditions and Tide Table

South Boston 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 07:59 PM.

Days 1–4 Weather Summary

Some drizzle, heaviest during Mon night. Very warm air temperatures (max 35°C on Tue afternoon, min 14°C on Mon morning). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 2mm), mostly falling on Wed night. Warm air temperatures (max 23°C on Wed night, min 9°C on Sat afternoon). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 7mm), mostly falling on Tue morning. Warm (max 21°C on Tue afternoon, min 9°C on Sat night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 26°C on Thu afternoon, min 16°C on Tue night). Wind will be generally light.

Days 14–17 Weather Summary

Heavy rain (total 20mm), heaviest during Mon night. Warm (max 30°C on Sun afternoon, min 12°C on Fri night). Wind will be generally light.

Monday
18
Tuesday
19
Wednesday
20
Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tue
2
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
AM
Wave Height Map
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High Tide
00:24AM3.51m
1:08PM3.00m
1:17AM3.48m
2:03PM2.96m
2:13AM3.39m
2:59PM2.89m
3:10AM3.25m
3:59PM2.82m
4:12AM3.08m
5:02PM2.77m
5:18AM2.93m
6:05PM2.76m
6:23AM2.81m
7:05PM2.79m
7:28AM2.72m
8:02PM2.82m
8:31AM2.65m
8:55PM2.87m
9:29AM2.63m
9:42PM2.91m
10:19AM2.62m
10:24PM2.94m
11:02AM2.60m
11:03PM2.96m
11:43AM2.59m
11:40PM2.96m
12:23PM2.57m
Low Tide
6:10PM-0.04m
6:53AM-0.47m
7:03PM-0.02m
7:47AM-0.42m
7:58PM0.05m
8:42AM-0.32m
8:55PM0.13m
9:40AM-0.19m
9:55PM0.23m
10:41AM-0.05m
11:01PM0.30m
11:43AM0.07m
00:08AM0.34m
12:43PM0.17m
1:13AM0.33m
1:41PM0.25m
2:17AM0.28m
2:36PM0.31m
3:15AM0.22m
3:26PM0.36m
4:06AM0.15m
4:11PM0.40m
4:50AM0.10m
4:51PM0.43m
5:30AM0.08m
5:30PM0.45m
6:09AM0.08m
6:09PM0.47m
Wave
Height (m)
Direction
Period (s)
0.4
ESE
8
0.4
ENE
4
0.6
E
4
0.3
ESE
4
0.4
SSW
3
0.6
SSW
3
0.4
SW
3
0.4
SW
3
0.5
WNW
3
0.4
NW
3
0.4
N
4
0.5
NE
5
0.3
ENE
5
0.2
E
14
0.4
SE
3
0.3
ESE
6
0.2
E
12
0.2
E
13
0.2
E
13
0.4
ESE
4
0.4
ESE
5
0.4
ESE
7
0.4
ESE
7
0.5
ESE
7
0.5
ESE
8
0.9
ESE
8
0.6
ESE
8
0.6
ESE
8
0.6
ESE
8
0.5
ESE
8
0.6
ESE
8
0.5
E
8
0.4
ESE
8
0.3
ESE
8
0.4
ESE
8
0.5
E
6
0.5
E
7
0.5
E
10
0.5
E
10
0.4
E
9
0.3
E
9
0.4
E
9
0.3
E
9
0.3
E
8
0.5
E
8
0.4
ESE
5
0.7
NW
3
part cloud
part cloud
part cloud
rain showers
clear
clear
clear
clear
part cloud
rain showers
part cloud
clear
clear
clear
cloud
cloud
light rain
cloud
light rain
light rain
cloud
clear
clear
cloud
cloud
light rain
part cloud
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
mod rain
rain showers
clear
some clouds
some clouds
some clouds
rain shwrs
clear
clear
clear
clear
some clouds
rain shwrs
some clouds
clear
clear
clear
cloudy
cloudy
light rain
cloudy
light rain
light rain
cloudy
clear
clear
cloudy
cloudy
light rain
some clouds
clear
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
clear
some clouds
some clouds
some clouds
mod rain
rain shwrs
clear
km/h
15
ENE
15
E
15
SSE
15
SSW
20
SW
20
WSW
15
SW
25
WSW
25
WNW
15
NNW
10
NNE
5
E
10
NNW
10
SE
15
SSE
10
SW
10
SW
10
SSE
5
ESE
10
E
10
E
5
E
10
ESE
20
SE
15
SSE
20
SSW
15
SW
15
WSW
25
WNW
15
NW
20
NW
15
NNE
10
NW
5
NNE
10
ENE
15
ESE
10
SW
10
NE
15
SE
10
SW
5
WSW
15
SE
5
NNE
5
S
25
W
20
SW
30
NW
1
1
1
1
1
5
7
13
max °C
26
16
23
22
30
35
28
31
33
23
13
16
15
14
16
14
11
9
9
10
12
11
13
15
14
16
21
21
20
22
21
22
26
23
17
17
16
17
18
18
27
30
27
27
27
20
20
Moonrise
6:21
7:29
8:46
10:04
11:20
12:32
1:40
2:46
3:50
4:54
5:59
7:04
8:07
9:06
9:58
Moonset
9:43
10:53
11:49
12:32
1:04
1:30
1:52
2:13
2:32
2:52
3:14
3:40
4:10
4:47
5:32
6:25
Sunrise
5:18
5:18
5:16
5:16
5:16
5:15
5:13
5:13
5:13
5:11
5:11
5:11
5:09
5:09
5:09
5:09
Sunset
7:59
8:00
8:00
8:01
8:02
8:04
8:05
8:06
8:07
8:07
8:08
8:09
8:09
8:10
8:12
8:13
Today's sea temperature in South Boston is
10.7° C
(Statistics for 17 May 1981-2005 – mean: 9.7 max: 11.7 min: 8.0°C)
Issued (local time): 7 pm Sunday 17 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest