South Yarmouth Sea Conditions and Tide Table

South Yarmouth 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 07:31 PM.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 10°C on Mon morning, min 5°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 17mm), heaviest on Thu afternoon. Cool air temperatures (max 11°C on Wed night, min 7°C on Wed afternoon). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 17mm), heaviest on Sat night. Very mild (max 12°C on Mon morning, min 5°C on Sun morning). Winds increasing (calm on Sat afternoon, strong winds from the WNW by Mon night).

Days 11–13 Weather Summary

Light rain (total 4mm), mostly falling on Wed night. Very mild (max 16°C on Wed afternoon, min 9°C on Wed night). Winds increasing (light winds from the SW on Tue afternoon, strong winds from the SSW by Wed night).

Sun
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
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
10:19PM0.86m
10:40AM0.88m
11:13PM0.89m
11:36AM0.88m
00:00AM0.92m
12:26PM0.88m
00:42AM0.94m
1:11PM0.87m
1:21AM0.95m
1:52PM0.87m
1:57AM0.95m
2:31PM0.85m
2:34AM0.94m
3:10PM0.84m
3:12AM0.93m
3:49PM0.82m
3:51AM0.91m
4:30PM0.79m
4:32AM0.89m
5:14PM0.77m
5:17AM0.87m
6:01PM0.75m
6:05AM0.85m
6:50PM0.75m
6:56AM0.83m
7:41PM0.76m
7:51AM0.82m
Low Tide
3:53PM0.03m
4:20AM0.07m
4:50PM0.03m
5:19AM0.04m
5:40PM0.03m
6:10AM0.01m
6:24PM0.04m
6:55AM-0.02m
7:05PM0.04m
7:36AM-0.03m
7:44PM0.05m
8:16AM-0.03m
8:22PM0.07m
8:54AM-0.02m
9:00PM0.09m
9:34AM-0.01m
9:39PM0.11m
10:15AM0.02m
10:21PM0.13m
10:57AM0.04m
11:05PM0.15m
11:42AM0.07m
11:52PM0.17m
12:30PM0.09m
00:43AM0.18m
1:21PM0.09m
1:38AM0.17m
2:12PM0.09m
Wave
height (m) 
direction
period (s) 
0.4
E
13
0.4
SE
9
0.6
ENE
4
0.9
ENE
4
1
E
8
1
E
8
1.1
E
8
1.2
E
10
1
E
9
0.8
E
9
1
E
10
1
E
10
0.8
E
10
0.8
E
10
0.9
E
9
0.8
E
9
0.8
E
10
0.7
E
10
0.7
E
10
0.6
E
10
0.9
N
5
0.8
E
9
0.8
SSE
5
0.9
SSW
4
1.1
SW
4
0.8
WNW
4
0.4
E
9
0.4
E
9
0.6
SSW
4
1.1
SSW
4
1.7
SSW
6
1.1
SW
5
0.7
S
9
0.9
SSW
5
1
S
4
0.9
SSW
4
0.6
SW
5
0.5
SW
4
0.9
WSW
4
0.9
WSW
4
0.4
SE
8
0.4
SE
8
0.5
SE
7
0.4
SE
7
0.4
SE
8
0.3
ESE
12
0.3
ESE
11
cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
light rain
mod rain
light rain
light rain
rain showers
clear
part cloud
light rain
rain showers
clear
part cloud
part cloud
cloud
rain showers
part cloud
clear
clear
part cloud
part cloud
cloud
rain showers
clear
clear
part cloud
part cloud
clear
part cloud
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
cloudy
some clouds
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
light rain
mod rain
light rain
light rain
rain shwrs
clear
some clouds
light rain
rain shwrs
clear
some clouds
some clouds
cloudy
rain shwrs
some clouds
clear
clear
some clouds
some clouds
cloudy
rain shwrs
clear
clear
some clouds
some clouds
clear
some clouds
clear
some clouds
clear
clear
some clouds
clear
clear
clear
clear
 km/h
15
ENE
15
NE
20
NE
25
NE
25
NE
25
NE
30
NE
25
NNE
20
N
10
ESE
20
SE
15
SSE
5
SE
15
NW
30
NW
25
NNW
20
WNW
10
SW
0
NE
15
NW
25
WNW
5
SSW
20
WSW
30
SSW
35
W
25
WNW
5
WNW
20
SSW
25
SSW
35
SSW
45
SSW
30
WNW
15
WNW
30
SW
30
S
20
WSW
20
W
15
WSW
25
WSW
15
SW
10
WNW
10
WNW
5
NW
15
NW
10
NE
15
SSE
15
SW
 mm 
3
7
4
2
1
2
9
6
4
max°C
9
8
10
10
7
6
6
6
7
9
11
11
11
11
8
9
10
11
11
7
9
10
10
12
10
9
10
13
11
15
16
15
12
14
11
14
15
14
12
12
12
11
11
12
10
12
12
Moonrise
3:44
4:49
5:53
6:58
8:03
9:07
10:09
11:06
11:56
12:39
1:14
1:43
2:08
2:31
Moonset
3:44
4:04
4:24
4:45
5:08
5:36
6:09
6:48
7:36
8:31
9:32
10:36
11:42
12:49
1:57
Sunrise
5:43
5:41
5:39
5:39
5:37
5:35
5:35
5:33
5:31
5:31
5:30
5:28
5:28
5:26
5:24
Sunset
7:31
7:34
7:35
7:36
7:37
7:37
7:38
7:39
7:40
7:42
7:43
7:44
7:45
7:45
7:46
7:49
Today's sea temperature in South Yarmouth is
8.5° C
(Statistics for 26 Apr 1981-2005 – mean: 7.2 max: 8.4 min: 5.9°C)
Issued (local time): 1 pm Sunday 26 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest