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 08:19 PM.

Days 1–4 Weather Summary

Some drizzle, heaviest during Wed morning. Very warm air temperatures (max 35°C on Tue afternoon, min 21°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 6mm), mostly falling on Sat night. Warm air temperatures (max 29°C on Sun afternoon, min 19°C on Thu night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 25°C on Sun night, min 16°C on Mon night). Wind will be generally light.

Days 11–13 Weather Summary

Heavy rain (total 28mm), heaviest during Sat afternoon. Warm (max 28°C on Fri afternoon, min 19°C on Wed night). Wind will be generally light.

Days 14–17 Weather Summary

Heavy rain (total 29mm), heaviest during Mon night. Warm (max 30°C on Mon afternoon, min 21°C on Sat night). Winds increasing (calm on Sat night, fresh winds from the SSW by Wed afternoon).

Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wed
29
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
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
10:58PM3.41m
11:42AM2.88m
11:54PM3.44m
12:38PM2.95m
00:50AM3.41m
1:32PM3.01m
1:45AM3.33m
2:24PM3.02m
2:38AM3.20m
3:14PM3.01m
3:31AM3.02m
4:05PM2.96m
4:26AM2.83m
4:57PM2.90m
5:24AM2.64m
5:49PM2.83m
6:22AM2.49m
6:41PM2.78m
7:20AM2.38m
7:33PM2.73m
8:21AM2.33m
8:28PM2.72m
9:18AM2.32m
9:21PM2.74m
10:09AM2.36m
10:09PM2.79m
10:52AM2.41m
Low Tide
5:29AM-0.34m
5:37PM0.00m
6:24AM-0.38m
6:33PM-0.04m
7:17AM-0.37m
7:29PM-0.04m
8:08AM-0.31m
8:24PM-0.01m
8:57AM-0.20m
9:18PM0.06m
9:47AM-0.05m
10:14PM0.15m
10:38AM0.12m
11:13PM0.23m
11:30AM0.29m
00:11AM0.30m
12:22PM0.44m
1:09AM0.34m
1:15PM0.55m
2:08AM0.36m
2:09PM0.62m
3:06AM0.35m
3:03PM0.63m
3:57AM0.30m
3:53PM0.59m
4:41AM0.26m
4:37PM0.53m
Wave
Height (m)
Direction
Period (s)
0.7
SSW
3
0.4
SW
3
0.5
SW
3
0.4
SW
3
0.2
ENE
5
0.2
E
13
0.2
E
16
0.2
E
15
0.3
ESE
4
0.6
NE
4
0.3
ENE
8
0.4
E
14
0.3
E
14
0.2
E
14
0.5
SSE
4
0.6
SSW
3
0.4
SW
4
0.5
W
3
0.4
ENE
8
0.4
ENE
7
0.4
ESE
3
0.4
N
3
0.2
ENE
6
0.4
ESE
3
0.4
SE
3
0.2
ESE
7
0.7
SE
4
0.4
SE
4
0.7
ESE
4
0.9
ESE
5
0.7
E
4
0.4
E
4
0.6
ESE
4
0.3
E
5
0.3
ESE
5
0.3
E
5
0.2
ESE
6
0.2
ESE
8
0.3
E
8
0.3
E
8
0.2
E
11
0.4
E
11
0.3
E
10
0.3
E
10
0.6
S
3
0.6
S
3
0.8
S
4
clear
part cloud
clear
clear
thunderstorm
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
mod rain
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
light rain
light rain
light rain
rain showers
thunderstorm
rain showers
light rain
mod rain
part cloud
light rain
mod rain
mod rain
clear
thunderstorm
mod rain
part cloud
thunderstorm
part cloud
part cloud
clear
some clouds
clear
clear
risk tstorm
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
cloudy
mod rain
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
light rain
light rain
light rain
rain shwrs
risk tstorm
rain shwrs
light rain
mod rain
some clouds
light rain
mod rain
mod rain
clear
risk tstorm
mod rain
some clouds
risk tstorm
some clouds
some clouds
km/h
25
SW
20
WSW
25
WSW
20
WSW
15
WNW
0
WNW
10
W
10
NW
10
W
10
W
15
NW
5
ESE
5
NW
5
S
20
SSW
25
SW
25
W
20
W
10
WNW
10
NW
15
ESE
15
NNW
10
ENE
20
ESE
10
SW
10
SSE
25
S
10
SSE
20
ESE
20
SE
15
SE
5
SSE
10
SSW
0
WSW
10
NNE
5
ENE
0
SW
10
E
10
ENE
5
NNW
5
WSW
10
SSE
10
WSW
15
S
20
SSW
25
SSW
30
SSW
 mm
1
6
2
4
3
2
6
2
2
7
4
7
6
2
8
2
max °C
23
30
35
33
28
32
29
28
30
27
25
27
25
24
26
23
28
29
25
22
24
20
20
22
21
23
25
21
19
19
21
24
28
24
21
20
21
21
22
21
28
30
28
27
29
26
27
Moonrise
5:11
6:33
7:53
9:09
10:20
11:29
12:35
1:41
2:47
3:51
4:53
5:49
6:39
7:21
7:55
Moonset
8:55
9:29
9:56
10:19
10:40
11:00
11:21
11:45
12:13
12:45
1:26
2:14
3:10
4:11
5:17
Sunrise
5:18
5:18
5:20
5:20
5:22
5:22
5:24
5:24
5:24
5:26
5:26
5:28
5:28
5:30
5:31
5:31
Sunset
8:19
8:19
8:17
8:17
8:16
8:15
8:15
8:15
8:14
8:13
8:12
8:10
8:09
8:08
8:07
8:07
Today's sea temperature in South Boston is
20.6° C
(Statistics for 13 Jul 1981-2005 – mean: 19.0 max: 20.8 min: 17.2°C)
Issued (local time): 7 pm Monday 13 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest