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 07:11 AM and sunset is at 04:45 PM.

Days 1–3 Weather Summary

A dusting of new snow. Icy conditions (max 6°C on Thu morning, min -5°C on Thu night). Winds decreasing (strong winds from the W on Thu night, light winds from the WSW by Sat night).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 2°C on Sun morning, min -8°C on Tue night). Winds increasing (light winds from the NNW on Sun afternoon, fresh winds from the W by Mon night).

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 6°C on Fri night, min -7°C on Wed morning). Winds decreasing (fresh winds from the WNW on Thu morning, calm by Thu night).

Days 10–12 Weather Summary

Moderate rain (total 14mm), heaviest on Sat night. Freeze-thaw conditions (max 8°C on Sat morning, min -4°C on Mon afternoon). Wind will be generally light.

Thursday
15
Friday
16
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Fri
30
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
8:34AM0.72m
9:08PM0.51m
9:13AM0.74m
9:48PM0.54m
9:51AM0.76m
10:27PM0.56m
10:29AM0.77m
11:04PM0.59m
11:07AM0.78m
11:42PM0.62m
11:46AM0.77m
00:20AM0.65m
12:26PM0.75m
1:00AM0.68m
1:09PM0.72m
1:43AM0.71m
1:56PM0.67m
2:30AM0.73m
2:47PM0.62m
3:22AM0.75m
3:45PM0.57m
4:21AM0.77m
4:51PM0.53m
5:23AM0.79m
6:00PM0.51m
6:27AM0.81m
7:08PM0.52m
7:30AM0.83m
Low Tide
3:05PM0.02m
2:57AM0.09m
3:46PM-0.01m
3:40AM0.08m
4:26PM-0.04m
4:23AM0.06m
5:05PM-0.05m
5:05AM0.05m
5:45PM-0.06m
5:48AM0.04m
6:24PM-0.06m
6:32AM0.03m
7:04PM-0.04m
7:20AM0.03m
7:44PM-0.02m
8:12AM0.03m
8:28PM0.00m
9:08AM0.03m
9:15PM0.02m
10:09AM0.03m
10:07PM0.04m
11:12AM0.02m
11:05PM0.05m
12:14PM0.00m
00:06AM0.05m
1:15PM-0.03m
1:07AM0.03m
2:11PM-0.06m
Wave
height (m) 
direction
period (s) 
0.9
SSE
8
1
SSE
8
0.9
SSE
8
1
SSE
9
0.8
SSE
9
0.9
S
7
0.9
S
8
1.1
S
8
0.9
SSE
8
0.7
SSE
8
0.6
SSE
8
0.5
SSE
7
0.5
SE
8
0.8
S
6
0.9
SSW
7
0.7
SE
8
0.7
W
3
0.7
WNW
3
0.4
SE
10
0.4
SE
10
1
S
6
1
S
8
0.9
S
8
0.4
SE
10
0.3
SE
10
0.3
SE
10
0.4
SE
10
0.4
SE
9
0.5
SE
9
0.6
SE
6
0.7
SSE
8
0.7
SSE
8
0.7
SE
8
0.6
SE
8
0.6
SE
8
0.4
SE
9
0.8
SSE
5
1.3
SSE
7
1
SSE
8
1.2
SSE
8
1.1
SSE
9
1
NNW
4
0.5
SE
8
0.3
SE
9
0.2
ESE
9
0.2
SSW
4
0.3
S
4
part cloud
part cloud
part cloud
clear
part cloud
light snow
light snow
clear
cloud
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
clear
part cloud
clear
cloud
part cloud
part cloud
light rain
light rain
mod rain
clear
part cloud
clear
clear
clear
cloud
mod rain
mod rain
part cloud
clear
part cloud
clear
clear
cloud
cloud
light rain
light rain
some clouds
some clouds
some clouds
clear
some clouds
light snow
light snow
clear
cloudy
cloudy
cloudy
some clouds
clear
clear
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
clear
some clouds
clear
cloudy
some clouds
some clouds
light rain
light rain
mod rain
clear
some clouds
clear
clear
clear
cloudy
mod rain
mod rain
some clouds
clear
some clouds
clear
clear
cloudy
cloudy
light rain
light rain
 km/h
25
WSW
35
WSW
40
WNW
45
W
30
WSW
25
SSW
15
SW
25
WSW
10
WSW
20
W
15
WNW
15
NNW
30
WSW
35
WSW
30
WNW
30
W
30
WNW
30
WNW
15
WSW
20
SW
30
WSW
40
WNW
35
WNW
10
NW
15
SW
15
SSW
15
S
10
SW
10
W
15
WNW
15
NNW
20
NW
25
NW
20
NNW
15
NNW
20
ESE
20
SSE
15
SW
15
NNW
35
NW
35
NW
30
NW
20
WNW
15
WSW
15
SW
10
NE
10
E
 mm 
1
4
7
7
10
1
1
max°C
6
3
-1
-2
0
4
4
4
4
2
-1
-1
-1
2
-1
-6
-5
-6
-5
0
3
0
1
-2
-1
1
6
8
5
4
4
4
1
-2
-2
2
7
8
3
-2
-1
-4
-5
-1
2
2
4
Moonrise
5:02
5:56
6:43
7:23
7:55
8:23
8:47
9:09
9:31
9:53
10:17
10:47
11:24
12:11
1:10
2:21
Moonset
1:37
2:31
3:31
4:37
5:45
6:53
8:01
9:09
10:18
11:29
12:43
2:00
3:17
4:29
5:32
Sunrise
7:11
7:11
7:11
7:09
7:09
7:09
7:09
7:07
7:07
7:07
7:05
7:05
7:03
7:03
7:03
7:01
Sunset
4:45
4:46
4:47
4:49
4:50
4:51
4:52
4:53
4:54
4:55
4:57
4:59
5:00
5:00
5:01
5:04
Today's sea temperature in Southold, Long Island Sound is
3.6° C
(Statistics for 15 Jan 1981-2005 – mean: 6.2 max: 8.3 min: 4.4°C)
Issued (local time): 6 am Thursday 15 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest