Greenport, Long Island Sound Sea Conditions and Tide Table

Greenport, 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 06:18 AM and sunset is at 05:43 PM.

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Thu night. Icy conditions (max 3°C on Wed morning, min -1°C on Thu afternoon). Winds increasing (calm on Wed night, fresh winds from the ENE by Thu night).

Days 4–6 Weather Summary

Some drizzle, heaviest during Sat night. Icy conditions (max 10°C on Sat night, min 0°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 10mm), heaviest on Thu afternoon. Very mild (max 13°C on Tue morning, min 8°C on Mon night). Winds increasing (light winds from the SW on Mon night, near gales from the S by Thu afternoon).

Days 10–12 Weather Summary

Light rain (total 5mm), mostly falling on Thu night. Freeze-thaw conditions (max 12°C on Sun morning, min -1°C on Thu night). Winds decreasing (near gales from the W on Thu night, light winds from the SSW by Sat night).

Wednesday
4
Thursday
5
Friday
6
Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thu
19
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
10:57AM0.77m
11:17PM0.82m
11:38AM0.72m
11:58PM0.82m
12:19PM0.68m
00:39AM0.80m
1:01PM0.63m
1:23AM0.77m
1:46PM0.58m
3:09AM0.73m
2:36PM0.54m
3:01AM0.69m
3:35PM0.51m
3:57AM0.67m
4:40PM0.50m
4:57AM0.66m
5:44PM0.51m
5:55AM0.67m
6:39PM0.55m
6:47AM0.70m
7:25PM0.60m
7:34AM0.73m
8:06PM0.66m
8:17AM0.77m
8:44PM0.73m
8:59AM0.80m
9:21PM0.80m
9:41AM0.81m
Low Tide
4:59PM-0.05m
5:29AM-0.06m
5:41PM-0.02m
6:16AM-0.02m
6:23PM0.02m
7:03AM0.02m
7:08PM0.06m
7:53AM0.06m
7:55PM0.11m
8:47AM0.10m
8:47PM0.15m
9:42AM0.13m
9:44PM0.19m
10:40AM0.14m
10:43PM0.20m
11:36AM0.12m
11:40PM0.19m
12:27PM0.10m
00:33AM0.16m
1:13PM0.07m
1:22AM0.12m
1:56PM0.03m
2:07AM0.07m
2:36PM-0.00m
2:51AM0.01m
3:14PM-0.03m
3:34AM-0.04m
3:53PM-0.04m
Wave
height (m) 
direction
period (s) 
0.9
SE
8
0.7
SE
8
0.6
SE
8
0.6
SE
8
0.7
SE
8
1.1
E
5
0.9
ESE
6
0.8
SE
10
0.7
ESE
9
0.6
ESE
9
0.6
ESE
9
0.9
ESE
9
0.8
S
6
0.6
S
7
0.6
ESE
10
0.4
ESE
10
0.4
ESE
9
0.4
SE
9
0.5
SE
8
0.5
SSE
6
0.8
SSE
6
1
S
7
1.1
S
7
1.2
S
8
1.5
S
8
2.1
S
9
1.8
SSE
10
1.4
SSE
10
0.9
SSE
10
0.7
SSE
9
0.8
SSE
8
0.8
SSE
8
0.6
SSE
7
0.7
S
4
1.1
S
5
1.2
S
7
1
SSE
7
0.6
SSE
7
0.4
SSE
7
0.7
SE
4
1.3
SSE
7
1.3
SSE
8
1
NW
4
0.9
NW
4
0.6
NNW
3
0.3
SE
9
part cloud
part cloud
cloud
light snow
light snow
mod snow
cloud
cloud
cloud
cloud
cloud
light rain
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
light rain
part cloud
cloud
cloud
cloud
mod rain
rain showers
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
light rain
heavy rain
clear
clear
clear
cloud
cloud
some clouds
some clouds
cloudy
light snow
light snow
mod snow
cloudy
cloudy
cloudy
cloudy
cloudy
light rain
some clouds
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
cloudy
light rain
some clouds
cloudy
cloudy
cloudy
mod rain
rain shwrs
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
some clouds
light rain
heavy rain
clear
clear
clear
cloudy
cloudy
 km/h
10
NNW
5
NW
10
WSW
10
NNE
20
ENE
30
ENE
25
NE
20
NE
10
NE
10
SSW
15
SSW
25
SW
15
NNW
10
NW
10
SSW
10
SSW
10
SSW
15
SW
15
SW
15
SSW
20
SW
25
SSW
25
SSW
25
SSW
40
S
60
S
50
W
35
WNW
20
W
20
SSW
25
SSW
25
SSW
15
SSW
25
SSW
35
SSW
45
WNW
35
NW
20
NW
15
SE
30
SSE
35
SW
45
WNW
40
NW
35
NW
20
NNW
15
SSW
 mm 
1
2
8
5
1
12
max°C
3
2
2
1
0
-1
-1
0
1
4
8
10
7
7
7
7
7
11
13
12
11
11
10
10
12
12
9
5
8
6
6
7
8
12
10
10
5
6
3
7
7
5
-1
0
-3
1
Moonrise
7:17
8:22
9:27
10:32
12:36
1:38
2:37
3:29
4:14
4:52
5:24
5:51
6:15
6:38
7:00
Moonset
6:43
7:03
7:25
7:48
9:14
9:46
10:24
11:10
12:04
1:04
2:10
3:19
4:28
5:38
6:49
Sunrise
6:18
6:16
6:15
6:13
7:11
6:09
6:09
6:07
6:05
6:03
6:01
6:01
5:58
5:56
5:56
5:54
Sunset
5:43
5:45
5:45
5:46
6:47
5:49
5:50
5:51
5:52
5:53
5:54
5:55
5:57
5:58
5:59
Today's sea temperature in Greenport, Long Island Sound is
1.3° C
(Statistics for 04 Mar 1981-2005 – mean: 4.2 max: 6.1 min: 2.9°C)
Issued (local time): 12 am Wednesday 04 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest