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 07:09 AM and sunset is at 04:50 PM.

Days 1–3 Weather Summary

A dusting of new snow. Icy conditions (max 3°C on Wed afternoon, min -8°C on Tue morning). Winds increasing (light winds from the NW on Sun night, strong winds from the W by Mon night).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 5°C on Wed night, min -15°C on Sat morning). Winds increasing (light winds from the WNW on Thu night, strong winds from the NW by Fri night).

Days 7–9 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -1°C on Tue afternoon, min -13°C on Sun night). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Temperatures will be below freezing (max -2°C on Wed afternoon, min -9°C on Tue night). Winds decreasing (fresh winds from the NW on Tue night, light winds from the WNW by Wed night).

Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
1
Monday
2
Tue
3
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
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
8:10PM0.55m
8:29AM0.85m
9:08PM0.59m
9:25AM0.86m
10:00PM0.64m
10:18AM0.85m
10:49PM0.68m
11:07AM0.83m
Low Tide
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
2:06AM0.00m
3:04PM-0.09m
3:03AM-0.03m
3:54PM-0.11m
3:58AM-0.06m
4:42PM-0.12m
4:51AM-0.08m
5:28PM-0.12m
Wave
height (m) 
direction
period (s) 
0.7
SE
8
1
SE
10
1.1
SSE
9
0.9
SSE
8
0.9
SSE
8
0.6
SSE
8
0.4
SE
8
0.8
SSW
4
1.3
S
8
1
S
8
1
S
7
0.6
S
7
0.6
S
6
0.7
W
3
1
NW
4
1.1
NNW
4
0.8
NNW
4
0.6
NNW
3
0.4
SE
10
0.4
NNW
3
0.9
NNW
4
0.8
NNW
4
0.6
NW
4
0.5
W
3
0.7
SSW
7
0.6
SSW
7
0.9
NNW
4
0.6
NW
3
0.4
NW
3
0.2
S
7
0.3
SSW
4
0.4
SSW
5
0.7
N
3
0.9
NNW
4
0.7
NNW
4
0.3
NW
2
0.5
W
3
0.5
SSW
6
0.3
SSW
6
0.9
ENE
4
1.9
E
7
1.8
SSE
11
1.6
SSE
11
1.3
SSE
11
1
SSE
11
0.8
SSE
10
clear
part cloud
clear
cloud
part cloud
clear
part cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
clear
clear
part cloud
cloud
light snow
cloud
clear
clear
clear
cloud
cloud
part cloud
clear
clear
clear
clear
cloud
cloud
cloud
mod snow
light snow
snow showers
clear
clear
clear
clear
clear
some clouds
clear
cloudy
some clouds
clear
some clouds
cloudy
some clouds
clear
some clouds
some clouds
some clouds
cloudy
some clouds
clear
some clouds
cloudy
cloudy
cloudy
clear
clear
some clouds
cloudy
light snow
cloudy
clear
clear
clear
cloudy
cloudy
some clouds
clear
clear
clear
clear
cloudy
cloudy
cloudy
mod snow
light snow
snow shwrs
clear
clear
clear
clear
 km/h
30
W
40
WSW
35
WNW
35
W
35
WNW
30
W
20
WSW
30
SSW
35
SW
30
SW
30
WSW
20
WNW
30
WSW
35
W
40
NW
40
NW
30
NW
25
NW
20
NNW
25
NNW
35
NW
35
NW
25
WNW
30
W
35
W
25
W
40
NW
25
NW
20
WNW
15
WSW
20
W
15
WNW
30
NNW
35
NW
30
NW
20
WNW
30
W
20
WSW
5
NE
40
ENE
50
NE
45
NNE
25
N
20
NNW
15
NNW
5
NNW
 mm 
max°C
-2
0
-1
-7
-5
-5
-3
3
5
5
5
1
0
0
-7
-13
-11
-12
-9
-8
-9
-9
-6
-5
-4
-1
-3
-3
-2
-3
-2
-2
-2
-5
-3
-2
1
2
2
0
1
0
-1
-1
-2
-3
Moonrise
7:55
8:23
8:47
9:09
9:31
9:53
10:17
10:47
11:24
12:11
1:10
2:21
3:38
4:56
6:10
Moonset
5:45
6:53
8:01
9:09
10:18
11:29
12:43
2:00
3:17
4:29
5:32
6:22
7:01
7:32
7:58
Sunrise
7:09
7:09
7:09
7:07
7:07
7:07
7:05
7:05
7:03
7:03
7:03
7:01
7:01
7:00
6:58
6:58
Sunset
4:50
4:51
4:52
4:53
4:54
4:55
4:57
4:59
5:00
5:00
5:01
5:04
5:05
5:06
5:07
Today's sea temperature in Southold, Long Island Sound is
3.5° C
(Statistics for 19 Jan 1981-2005 – mean: 5.8 max: 7.4 min: 4.2°C)
Issued (local time): 12 am Monday 19 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest