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 06:22 AM and sunset is at 07:10 PM.

Days 1–3 Weather Summary

Light rain (total 5mm), mostly falling on Sat night. Icy conditions (max 17°C on Fri night, min 0°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 10°C on Mon afternoon, min -3°C on Tue night). Winds decreasing (fresh winds from the NW on Tue night, light winds from the NE by Wed morning).

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 20°C on Fri afternoon, min -1°C on Thu morning). Mainly fresh winds.

Days 10–12 Weather Summary

Light rain (total 2mm), mostly falling on Tue night. Freeze-thaw conditions (max 14°C on Tue afternoon, min -2°C on Sun night). Wind will be generally light.

Friday
3
Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Sat
18
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
PM
Wave Height Map
High Tide
1:06PM2.86m
1:15AM3.01m
1:45PM2.77m
1:52AM2.96m
2:24PM2.66m
2:30AM2.88m
3:06PM2.55m
3:11AM2.78m
3:50PM2.43m
3:57AM2.67m
4:40PM2.33m
4:48AM2.59m
5:34PM2.27m
5:44AM2.54m
6:28PM2.27m
6:40AM2.54m
7:23PM2.32m
7:37AM2.59m
8:16PM2.44m
8:32AM2.68m
9:06PM2.61m
9:24AM2.80m
9:51PM2.82m
10:12AM2.92m
10:34PM3.03m
10:59AM3.02m
11:16PM3.21m
11:46AM3.08m
Low Tide
6:53AM-0.08m
7:06PM0.14m
7:32AM-0.05m
7:43PM0.23m
8:12AM0.03m
8:21PM0.34m
8:52AM0.13m
9:01PM0.45m
9:34AM0.25m
9:44PM0.55m
10:22AM0.37m
10:34PM0.63m
11:15AM0.46m
11:28PM0.68m
12:10PM0.50m
00:24AM0.68m
1:05PM0.48m
1:21AM0.61m
1:59PM0.41m
2:17AM0.49m
2:50PM0.30m
3:10AM0.31m
3:37PM0.17m
3:59AM0.09m
4:21PM0.05m
4:46AM-0.12m
5:04PM-0.05m
5:32AM-0.29m
5:48PM-0.10m
Wave
height (m) 
direction
period (s) 
0.9
E
7
0.8
E
7
0.8
E
7
0.6
E
7
1.1
NE
6
1.2
ENE
7
1.2
E
7
0.8
E
7
0.5
E
7
0.5
WNW
4
0.5
W
3
0.3
E
7
0.2
ESE
7
0.3
ESE
4
1.1
NNW
5
0.6
NE
6
0.6
NE
6
0.5
ESE
4
0.4
SSE
3
0.7
S
4
0.4
SE
3
0.3
ESE
6
0.4
ESE
10
0.7
ESE
10
2.2
NE
7
1.9
NE
8
1.7
ENE
7
1.4
E
9
1.4
E
9
1.1
E
9
0.9
E
9
0.8
E
8
0.7
E
8
0.7
E
9
0.7
E
9
0.6
E
9
0.7
E
9
0.6
E
9
0.6
E
9
0.8
WNW
4
0.9
NW
4
1
NNW
4
1.2
NNW
4
0.6
NNW
4
0.5
NNW
4
0.2
ENE
7
0.4
SE
2
cloud
part cloud
clear
part cloud
part cloud
light rain
cloud
light rain
part cloud
clear
part cloud
clear
part cloud
cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
cloud
clear
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
light rain
light rain
part cloud
clear
part cloud
cloud
clear
clear
clear
part cloud
cloud
cloud
cloudy
some clouds
clear
some clouds
some clouds
light rain
cloudy
light rain
some clouds
clear
some clouds
clear
some clouds
cloudy
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
clear
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
light rain
light rain
some clouds
clear
some clouds
cloudy
clear
clear
clear
some clouds
cloudy
cloudy
 km/h
10
SSW
20
SW
20
WSW
20
NE
25
E
20
SE
25
SSW
15
SW
15
W
20
WNW
25
W
15
W
10
WNW
20
W
25
NNW
10
NE
20
SE
15
SSW
20
SSW
25
SSW
15
SSW
15
SW
15
SSW
25
NNE
30
NE
25
NE
25
ENE
20
E
15
E
10
SSE
10
S
10
SSW
10
SW
15
SW
15
SW
15
SSW
20
SSW
20
WSW
25
W
30
WNW
30
NW
30
NW
30
NW
25
NW
15
WNW
10
WNW
15
SE
 mm 
2
3
1
2
max°C
3
16
17
8
2
3
13
14
10
6
10
8
7
9
3
-2
1
-1
5
9
9
15
20
15
1
0
2
0
-1
0
5
9
9
12
14
13
15
23
20
9
10
7
5
12
9
9
13
Moonrise
9:14
10:20
11:24
12:25
1:20
2:07
2:47
3:20
3:47
4:11
4:33
4:55
5:17
5:42
6:12
Moonset
6:42
7:06
7:35
8:09
8:52
9:42
10:40
11:43
12:50
1:59
3:09
4:20
5:33
6:49
8:08
Sunrise
6:22
6:20
6:20
6:18
6:16
6:15
6:13
6:11
6:09
6:07
6:05
6:05
6:03
6:01
6:00
5:58
Sunset
7:10
7:12
7:13
7:14
7:15
7:15
7:16
7:17
7:20
7:21
7:22
7:22
7:23
7:24
7:25
7:27
Today's sea temperature in South Boston is
4.6° C
(Statistics for 03 Apr 1981-2005 – mean: 4.4 max: 6.0 min: 3.2°C)
Issued (local time): 7 am Friday 03 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest