South Dartmouth, Apponagansett Bay Sea Conditions and Tide Table

South Dartmouth, Apponagansett Bay 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 04:15 PM.

Days 1–4 Weather Summary

Moderate rain (total 11mm), heaviest on Fri morning. Icy conditions (max 14°C on Fri morning, min -2°C on Fri night). Winds decreasing (near gales from the S on Fri morning, light winds from the WSW by Sat afternoon).

Days 5–7 Weather Summary

Some drizzle, heaviest during Tue afternoon. Icy conditions (max 4°C on Sun afternoon, min -5°C on Sun night). Mainly fresh winds.

Days 8–10 Weather Summary

Heavy rain (total 20mm), heaviest during Fri morning. Mild temperatures (max 9°C on Thu night, min 1°C on Wed night). Mainly fresh winds.

Days 11–13 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 4°C on Sat afternoon, min -2°C on Sat night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
High Tide
7:02PM0.98m
7:24AM1.24m
7:45PM0.99m
8:04AM1.24m
8:26PM1.00m
8:45AM1.23m
9:08PM0.99m
9:25AM1.20m
9:50PM0.98m
10:07AM1.16m
10:32PM0.98m
10:50AM1.11m
11:18PM0.98m
11:36AM1.06m
00:08AM1.00m
12:27PM1.01m
1:02AM1.04m
1:24PM0.97m
2:01AM1.10m
2:24PM0.96m
3:01AM1.17m
3:25PM0.97m
4:00AM1.26m
Low Tide
1:04PM0.08m
00:38AM0.03m
1:35PM0.05m
1:15AM0.01m
2:07PM0.03m
1:52AM0.00m
2:40PM0.02m
2:31AM0.00m
3:14PM0.01m
3:11AM0.01m
3:51PM0.01m
3:54AM0.02m
4:30PM0.01m
4:41AM0.04m
5:13PM0.02m
5:34AM0.06m
6:01PM0.01m
6:33AM0.08m
6:55PM0.01m
7:40AM0.09m
7:54PM-0.01m
8:52AM0.06m
8:57PM-0.04m
10:06AM0.02m
Wave
height (m) 
direction
period (s) 
0.7
S
7
1.3
S
6
2.2
S
7
2.2
S
10
2
S
11
1.2
S
11
0.7
S
10
1.3
SSW
5
1.4
SSW
8
1.1
S
8
0.9
SSW
8
0.7
WNW
3
0.5
NW
3
0.2
WNW
2
0.8
SW
4
0.9
SSW
5
0.5
SSW
7
0.5
SSW
7
0.3
SSW
6
0.2
SSW
6
0.8
SSW
4
1
SSW
5
0.8
SSW
6
1.2
SSW
7
1.2
S
8
0.8
S
8
0.6
S
8
0.6
S
8
0.4
SSW
7
0.2
S
6
0.1
S
6
0.1
S
6
0.4
SSW
3
0.2
SSW
3
0.3
N
2
0.1
S
11
clear
rain showers
mod rain
light rain
part cloud
clear
cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
light rain
clear
clear
part cloud
part cloud
cloud
light rain
light rain
mod rain
part cloud
rain showers
clear
part cloud
clear
clear
part cloud
part cloud
light snow
part cloud
clear
clear
clear
rain shwrs
mod rain
light rain
some clouds
clear
cloudy
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
light rain
clear
clear
some clouds
some clouds
cloudy
light rain
light rain
mod rain
some clouds
rain shwrs
clear
some clouds
clear
clear
some clouds
some clouds
light snow
some clouds
clear
clear
 km/h
20
SSE
30
S
50
SSE
25
WSW
40
W
25
WNW
15
WSW
35
SSW
30
WSW
25
NW
30
WNW
30
NW
20
NW
15
W
25
SW
20
WSW
15
WNW
25
NW
15
NNW
0
SSW
25
SW
25
SW
15
SW
25
SW
15
NNW
5
NE
20
NNW
20
N
15
N
10
N
5
ENE
10
SSE
15
SSW
15
N
15
N
10
NNW
 mm 
1
6
4
1
4
4
9
3
max°C
8
12
14
10
2
1
2
7
6
4
-2
-1
-1
1
4
2
1
4
4
4
6
7
9
9
6
6
6
4
-1
1
1
2
2
1
-2
1
Moonrise
7:05
7:57
8:42
9:18
9:48
10:14
10:37
10:58
11:19
11:42
12:08
12:41
Moonset
3:35
4:31
5:33
6:39
7:47
8:54
10:02
11:11
12:21
1:35
2:52
Sunrise
7:05
7:05
7:07
7:07
7:07
7:07
7:07
7:09
7:09
7:09
7:09
7:09
Sunset
4:15
4:15
4:15
4:15
4:16
4:16
4:17
4:19
4:19
4:20
4:21
4:21
Today's sea temperature in South Dartmouth, Apponagansett Bay is
3.8° C
(Statistics for 18 Dec 1981-2005 – mean: 8.3 max: 11.0 min: 6.5°C)
Issued (local time): 6 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest