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 06:52 PM.

Days 1–4 Weather Summary

A dusting of new snow. Icy conditions (max 7°C on Fri night, min -1°C on Fri morning). Winds decreasing (strong winds from the S on Fri night, light winds from the NE by Sun morning).

Days 5–7 Weather Summary

Heavy rain (total 27mm), heaviest during Mon night. Icy conditions (max 13°C on Mon night, min -3°C on Tue night). Winds decreasing (near gales from the S on Mon night, light winds from the N by Wed morning).

Days 8–10 Weather Summary

Light rain (total 3mm), mostly falling on Fri afternoon. Freeze-thaw conditions (max 5°C on Fri morning, min -3°C on Fri night). Winds increasing (calm on Thu night, strong winds from the WNW by Fri night).

Days 11–13 Weather Summary

Some drizzle, heaviest during Sun night. Freeze-thaw conditions (max 5°C on Mon afternoon, min -5°C on Mon night). Winds decreasing (strong winds from the WNW on Sat night, light winds from the W by Tue morning).

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
Friday
27
Sat
28
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
AM
Wave Height Map
High Tide
7:23PM0.49m
7:34AM0.64m
8:18PM0.52m
8:26AM0.67m
9:04PM0.57m
9:13AM0.70m
9:45PM0.63m
9:56AM0.73m
10:23PM0.70m
10:38AM0.76m
11:00PM0.76m
11:20AM0.78m
11:39PM0.83m
12:02PM0.78m
00:19AM0.87m
12:45PM0.77m
1:02AM0.91m
1:31PM0.73m
1:47AM0.91m
2:20PM0.69m
2:38AM0.90m
3:14PM0.63m
3:34AM0.86m
4:17PM0.59m
4:39AM0.82m
5:28PM0.56m
5:51AM0.78m
6:42PM0.57m
Low Tide
1:24AM0.18m
2:11PM0.09m
2:17AM0.15m
2:57PM0.06m
3:06AM0.11m
3:40PM0.03m
3:51AM0.06m
4:20PM-0.00m
4:35AM0.01m
4:58PM-0.02m
5:18AM-0.04m
5:37PM-0.04m
6:02AM-0.08m
6:15PM-0.05m
6:49AM-0.10m
6:56PM-0.04m
7:37AM-0.10m
7:39PM-0.02m
8:29AM-0.08m
8:27PM0.02m
9:26AM-0.05m
9:22PM0.06m
10:27AM-0.01m
10:25PM0.10m
11:31AM0.02m
11:34PM0.12m
12:36PM0.04m
Wave
height (m) 
direction
period (s) 
0.9
SSE
8
0.5
SSE
9
0.6
SSE
8
1.5
S
8
1.3
S
8
1.1
S
8
0.5
S
7
0.3
S
6
0.5
SE
3
0.9
SE
4
1.6
SSE
7
2
SSE
9
2.2
SSE
10
1.8
SSE
11
1.5
SSE
10
1.2
SSE
10
0.8
SSE
10
0.7
SE
9
0.7
SE
9
0.8
SE
9
0.7
SE
8
0.7
SE
8
0.8
SE
9
1.1
SE
10
1.2
SE
10
0.9
SSE
9
1
WNW
4
0.8
NW
4
0.4
WNW
3
0.4
SE
8
0.4
SE
8
0.6
S
7
0.8
NNW
4
0.7
SSE
7
0.3
SSE
7
0.4
SSW
2
1.1
S
6
1
S
7
1
S
8
0.7
S
7
0.6
S
7
0.6
S
7
0.9
E
4
1
ENE
4
1
E
5
1.3
E
6
1.1
E
5
snow showers
part cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
light rain
mod rain
light rain
heavy rain
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
light rain
clear
part cloud
part cloud
clear
cloud
part cloud
light rain
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
rain showers
light snow
cloud
cloud
cloud
snow shwrs
some clouds
cloudy
some clouds
some clouds
clear
some clouds
some clouds
some clouds
light rain
mod rain
light rain
heavy rain
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
clear
some clouds
some clouds
clear
cloudy
some clouds
light rain
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
rain shwrs
light snow
cloudy
cloudy
cloudy
 km/h
35
WNW
15
WSW
25
SSW
45
SW
45
W
40
W
15
NW
15
ESE
20
SE
30
SE
45
S
45
S
55
S
35
W
25
W
30
WNW
10
N
20
S
15
SE
20
ESE
15
E
5
SSE
25
SSW
30
W
45
WNW
40
WNW
45
WNW
35
WNW
20
W
20
WSW
20
WSW
20
NW
30
NW
25
NNW
5
W
25
SSW
30
SW
25
WSW
25
WSW
15
W
20
W
10
SE
25
E
30
NE
25
NE
30
ENE
25
E
 mm 
3
7
4
13
3
1
3
max°C
1
0
3
7
5
5
4
0
2
8
12
12
13
5
5
2
-2
-1
1
2
2
2
5
5
5
-2
0
-1
-3
2
4
2
5
2
-4
0
6
12
23
23
20
22
8
3
2
2
1
Moonrise
4:14
4:52
5:24
5:51
6:15
6:38
7:01
7:24
7:52
8:24
9:05
9:56
10:58
12:08
1:23
2:36
Moonset
1:05
2:11
3:19
4:28
5:39
6:50
8:02
9:18
10:36
11:54
1:10
2:18
3:14
3:59
4:34
Sunrise
7:05
7:03
7:01
7:00
6:58
6:56
6:54
6:52
6:52
6:50
6:48
6:47
6:45
6:43
6:41
6:39
Sunset
6:52
6:52
6:53
6:54
6:55
6:58
6:59
7:00
7:00
7:01
7:02
7:04
7:05
7:06
7:07
7:07
Today's sea temperature in Southold, Long Island Sound is
2.4° C
(Statistics for 12 Mar 1981-2005 – mean: 4.3 max: 6.2 min: 2.5°C)
Issued (local time): 7 pm Thursday 12 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest