Southold, Long Island Sound Sea Conditions and Tide Table

Southold, Long Island Sound 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 06:51 PM.

Days 1–4 Weather Summary

Moderate rain (total 15mm), heaviest on Sun afternoon. Warm air temperatures (max 20°C on Mon afternoon, min 11°C on Tue afternoon). Winds increasing (light winds from the S on Sun night, strong winds from the ENE by Wed morning).

Days 5–7 Weather Summary

Heavy rain (total 43mm), heaviest during Thu night. Cool air temperatures (max 16°C on Wed afternoon, min 10°C on Thu night). Winds increasing (fresh winds from the NE on Wed night, gales from the NNE by Fri afternoon).

Days 8–10 Weather Summary

Light rain (total 2mm), mostly falling on Sat afternoon. Very mild (max 16°C on Sat night, min 11°C on Tue morning). Winds decreasing (near gales from the NE on Sat afternoon, fresh winds from the NE by Mon night).

Days 11–13 Weather Summary

Heavy rain (total 68mm), heaviest during Fri afternoon. Warm (max 22°C on Thu afternoon, min 14°C on Tue night). Winds increasing (light winds from the SSW on Thu afternoon, fresh winds from the S by Thu night).

Days 14–17 Weather Summary

Light rain (total 5mm), mostly falling on Fri afternoon. Warm (max 20°C on Sun night, min 9°C on Tue morning). Mainly fresh winds.

Sun
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
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
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
7:23PM0.72m
8:08AM0.62m
8:15PM0.73m
8:53AM0.67m
9:01PM0.76m
9:32AM0.72m
9:43PM0.78m
10:08AM0.77m
10:23PM0.81m
10:43AM0.83m
11:02PM0.82m
11:19AM0.89m
11:41PM0.83m
11:57AM0.94m
00:22AM0.81m
12:36PM0.97m
1:05AM0.79m
1:19PM0.98m
1:52AM0.75m
2:07PM0.97m
2:44AM0.71m
3:00PM0.94m
3:43AM0.67m
4:02PM0.90m
4:51AM0.64m
5:12PM0.86m
6:05AM0.65m
6:26PM0.83m
Low Tide
1:11PM0.26m
1:54AM0.18m
2:04PM0.24m
2:40AM0.15m
2:53PM0.20m
3:23AM0.12m
3:38PM0.16m
4:02AM0.10m
4:20PM0.11m
4:40AM0.08m
5:02PM0.06m
5:17AM0.06m
5:44PM0.02m
5:54AM0.06m
6:28PM0.00m
6:32AM0.07m
7:14PM-0.00m
7:13AM0.08m
8:03PM0.01m
7:58AM0.11m
8:57PM0.03m
8:50AM0.14m
9:56PM0.06m
9:51AM0.18m
10:59PM0.09m
11:00AM0.20m
00:02AM0.11m
12:11PM0.19m
Wave
Height (m)
Direction
Period (s)
0.5
SE
4
0.6
SSE
4
0.8
ENE
4
0.8
E
4
1
E
5
1.3
E
6
1.3
E
5
1.4
E
6
1.7
ESE
7
1.8
ESE
10
1.8
ESE
11
1.9
ESE
12
1.9
ESE
12
2
ESE
12
2.2
ESE
12
2.2
NE
7
2.2
NE
7
2
ENE
7
1.9
ENE
6
1.9
E
8
2
ESE
10
2.1
ESE
11
2.1
ESE
12
1.9
ESE
12
1.8
ESE
11
1.4
ESE
11
1.4
ESE
12
1.3
ESE
11
1.2
ESE
10
1.1
E
5
0.8
ESE
10
0.5
ESE
10
0.5
ESE
10
0.6
SE
6
0.7
SSE
6
1.4
SSE
7
1
S
7
0.9
SSE
7
0.8
SSE
7
0.9
SSE
8
0.7
SSE
8
0.6
SSE
7
0.6
SSE
7
0.9
SSE
5
0.8
SSE
6
0.7
SSE
7
0.7
SSE
6
mod rain
light rain
part cloud
cloud
cloud
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
heavy rain
mod rain
light rain
heavy rain
light rain
light rain
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
heavy rain
light rain
cloud
rain showers
rain showers
thunderstorm
rain showers
heavy rain
heavy rain
part cloud
clear
clear
part cloud
part cloud
part cloud
rain showers
clear
clear
clear
mod rain
light rain
some clouds
cloudy
cloudy
light rain
light rain
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
heavy rain
mod rain
light rain
heavy rain
light rain
light rain
cloudy
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
heavy rain
light rain
cloudy
rain shwrs
rain shwrs
risk tstorm
rain shwrs
heavy rain
heavy rain
some clouds
clear
clear
some clouds
some clouds
some clouds
rain shwrs
clear
clear
clear
km/h
20
S
25
N
25
NE
20
ENE
25
ENE
35
NE
35
NE
35
NE
40
ENE
40
NE
40
NE
40
NE
40
NE
45
NNE
60
NNE
65
NNE
60
NNE
60
NNE
55
NE
45
NE
45
NE
45
NE
45
ENE
40
NE
35
ENE
30
NE
30
NE
25
ENE
25
NE
25
NE
15
ENE
20
ENE
10
E
10
WSW
20
SSE
15
SSW
10
NNE
20
W
25
WSW
20
WSW
10
WSW
15
SSW
20
S
30
SSE
30
W
25
WNW
25
NW
 mm
6
2
2
5
12
6
1
22
2
2
18
1
2
2
1
2
23
21
3
max °C
19
19
16
20
17
15
12
13
15
16
14
15
15
14
11
12
14
14
14
16
13
14
14
14
15
14
14
18
15
16
18
18
20
22
22
20
18
18
17
19
19
18
19
20
18
20
17
Moonrise
3:54
4:28
4:56
5:21
5:44
6:05
6:27
6:51
7:19
7:53
8:35
9:28
10:32
11:44
1:00
Moonset
1:01
2:05
3:11
4:17
5:24
6:32
7:42
8:55
10:11
11:28
12:41
1:47
2:41
3:24
3:59
Sunrise
6:35
6:35
6:37
6:37
6:39
6:39
6:41
6:41
6:43
6:43
6:45
6:46
6:47
6:48
6:48
Sunset
6:51
6:49
6:46
6:45
6:44
6:42
6:39
6:38
6:37
6:35
6:34
6:31
6:30
6:29
6:27
6:24
Today's sea temperature in Southold, Long Island Sound is
23.0°C
(Statistics for 20 Sep 1981-2005 – mean: 19.2 max: 20.9 min: 16.4°C)
Issued (local time): 1 pm Sunday 20 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest