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 05:09 PM.

Days 1–4 Weather Summary

Mostly dry. Icy conditions (max 2°C on Wed afternoon, min -7°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 2°C on Sat afternoon, min -3°C on Sat night). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 6mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 6°C on Wed afternoon, min -3°C on Thu morning). Winds increasing (calm on Tue afternoon, fresh winds from the NNE by Wed night).

Days 11–13 Weather Summary

A light covering of new snow, mostly falling on Sat night. Becoming milder with moderate rain (total 14mm) heaviest on Sun morning. Freeze-thaw conditions (max 4°C on Sun afternoon, min -2°C on Fri night). Mainly fresh winds.

Wed
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
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
PM
night
Wave Height Map
High Tide
6:55PM2.15m
7:06AM2.54m
7:55PM2.18m
8:03AM2.61m
8:48PM2.26m
8:53AM2.71m
9:32PM2.37m
9:37AM2.83m
10:12PM2.49m
10:18AM2.94m
10:49PM2.62m
10:58AM3.02m
11:27PM2.75m
11:38AM3.07m
00:05AM2.87m
12:20PM3.08m
00:43AM2.98m
1:02PM3.04m
1:24AM3.05m
1:47PM2.95m
2:08AM3.08m
2:37PM2.81m
2:57AM3.05m
3:32PM2.65m
3:53AM2.99m
4:34PM2.52m
4:54AM2.93m
5:41PM2.43m
Low Tide
00:46AM0.64m
1:43PM0.43m
1:43AM0.61m
2:37PM0.35m
2:35AM0.52m
3:22PM0.24m
3:20AM0.40m
4:01PM0.12m
4:02AM0.27m
4:38PM0.01m
4:43AM0.14m
5:15PM-0.08m
5:24AM0.03m
5:53PM-0.15m
6:07AM-0.07m
6:31PM-0.18m
6:51AM-0.14m
7:12PM-0.16m
7:36AM-0.16m
7:54PM-0.09m
8:25AM-0.13m
8:41PM0.01m
9:20AM-0.06m
9:34PM0.14m
10:21AM0.03m
10:34PM0.26m
11:27AM0.10m
Wave
height (m) 
direction
period (s) 
0.6
WNW
3
0.8
NW
4
0.8
NNW
4
0.7
NE
6
0.7
NE
6
0.5
NE
6
0.4
NE
6
0.4
NW
3
0.3
W
2
0.2
WNW
2
0.3
W
2
0.4
NW
3
0.4
NNE
4
0.4
NNE
5
0.3
ENE
4
0.3
ENE
6
0.3
E
5
0.3
E
5
0.2
E
6
0.3
E
6
0.4
SSE
4
0.4
ESE
5
0.7
NE
4
3
NE
8
3
NE
9
3
ENE
10
2.2
ENE
10
2
ENE
10
1.7
ENE
10
1.5
ENE
11
1.3
ENE
11
1.2
ENE
11
1.7
ENE
8
2.2
E
8
1.4
E
9
1
E
9
1
NE
6
1.2
NW
5
1.1
NW
4
0.9
NW
4
0.9
NNW
4
1.2
NW
4
1.3
NW
5
1.2
NW
5
1.2
NNW
5
0.8
NNW
4
0.4
NNW
3
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
light rain
light snow
light snow
cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
light snow
light snow
light rain
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
part cloud
cloud
clear
some clouds
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
light snow
light snow
cloudy
some clouds
clear
some clouds
some clouds
some clouds
cloudy
light snow
light snow
light rain
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
clear
clear
clear
clear
some clouds
cloudy
 km/h
20
WNW
25
WNW
20
NW
20
NW
15
NW
10
NW
10
WNW
15
W
15
W
10
WNW
15
W
15
NNW
10
ENE
10
E
5
N
5
NW
0
SW
5
WSW
0
WSW
15
SSW
15
SSW
10
SSE
30
NNE
35
NNE
35
NNE
30
NNE
25
NNE
15
NNE
10
N
15
NNE
10
NE
15
E
30
ESE
10
NE
20
SW
25
W
30
WNW
35
WNW
30
WNW
25
WNW
25
NW
35
WNW
35
WNW
30
WNW
30
NW
20
NW
15
NNW
 mm 
3
3
9
5
max°C
2
-3
0
0
-5
-2
0
-4
1
2
0
-1
-2
-1
0
0
2
2
3
2
5
6
4
-2
-1
0
-1
0
0
0
0
0
3
4
3
4
4
-1
0
0
-6
-10
-10
-14
-9
-7
-9
Moonrise
3:47
4:37
5:19
5:53
6:22
6:46
7:08
7:29
7:50
8:13
8:40
9:13
9:55
10:49
11:54
Moonset
12:08
1:06
2:10
3:19
4:29
5:40
6:51
8:02
9:15
10:30
11:48
1:05
2:19
3:23
Sunrise
6:43
6:41
6:41
6:39
6:37
6:37
6:35
6:33
6:31
6:31
6:28
6:28
6:26
6:24
6:22
Sunset
5:09
5:12
5:13
5:14
5:15
5:16
5:17
5:19
5:21
5:22
5:22
5:23
5:25
5:27
5:28
5:29
Today's sea temperature in South Boston is
2.6° C
(Statistics for 11 Feb 1981-2005 – mean: 3.6 max: 4.9 min: 2.2°C)
Issued (local time): 6 pm Wednesday 11 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest