Plum Gut Harbor, Plum Island, Long Island Sound Sea Conditions and Tide Table

Plum Gut Harbor, Plum Island, 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 06:41 AM and sunset is at 07:06 PM.

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Fri night. Icy conditions (max 10°C on Fri night, min 0°C on Wed night). Winds increasing (calm on Wed morning, fresh winds from the SW by Thu night).

Days 4–6 Weather Summary

Moderate rain (total 17mm), heaviest on Sat night. Cool air temperatures (max 17°C on Sat afternoon, min 3°C on Sat night). Winds decreasing (fresh winds from the WSW on Sat morning, calm by Sun night).

Days 7–9 Weather Summary

Moderate rain (total 13mm), heaviest on Thu night. Freeze-thaw conditions (max 5°C on Thu night, min -1°C on Tue night). Winds increasing (light winds from the SE on Wed afternoon, fresh winds from the SE by Thu night).

Days 10–12 Weather Summary

Moderate rain (total 13mm), heaviest on Sat night. Very mild (max 13°C on Sat night, min 2°C on Mon morning). Winds increasing (calm on Fri night, strong winds from the NW by Sun afternoon).

Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
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
High Tide
7:59AM0.87m
8:29PM0.84m
8:49AM0.91m
9:13PM0.94m
9:37AM0.94m
9:58PM1.02m
10:25AM0.94m
10:44PM1.09m
11:13AM0.92m
11:31PM1.12m
12:03PM0.88m
00:20AM1.12m
12:55PM0.82m
1:13AM1.08m
1:51PM0.75m
2:11AM1.01m
2:54PM0.69m
3:15AM0.94m
4:04PM0.66m
4:26AM0.87m
5:19PM0.66m
5:40AM0.83m
6:31PM0.69m
Low Tide
2:25PM-0.01m
2:44AM-0.01m
3:08PM-0.05m
3:32AM-0.09m
3:50PM-0.08m
4:21AM-0.14m
4:34PM-0.09m
5:11AM-0.17m
5:19PM-0.09m
6:02AM-0.17m
6:06PM-0.06m
6:56AM-0.14m
6:57PM-0.01m
7:53AM-0.09m
7:54PM0.05m
8:54AM-0.02m
8:56PM0.10m
9:57AM0.03m
10:04PM0.14m
11:02AM0.07m
11:13PM0.16m
12:03PM0.09m
00:19AM0.15m
Wave
height (m) 
direction
period (s) 
0.2
ESE
7
0.2
ESE
8
0.6
NW
3
0.6
WNW
3
0.6
W
3
0.7
SSW
3
0.4
WNW
3
0.2
WSW
3
0.3
S
2
0.8
WSW
4
0.3
WSW
3
0.6
E
4
0.9
ESE
4
0.8
E
4
0.2
ESE
5
0.3
ESE
3
0.3
SE
8
0.1
SE
9
0.6
NE
3
0.6
ENE
4
0.5
E
5
0.3
E
5
0.2
ESE
8
0.4
ESE
3
0.4
SE
2
0.6
SE
3
1
SE
4
0.4
E
3
0.2
ESE
6
0.2
ESE
6
0.3
SSE
3
0.2
ESE
7
0.4
SSW
2
0.7
NW
3
1.4
NW
5
1.1
NNW
4
part cloud
part cloud
rain showers
clear
part cloud
part cloud
part cloud
part cloud
rain showers
clear
cloud
light rain
light rain
light rain
light rain
light rain
cloud
mod rain
light rain
light rain
part cloud
part cloud
cloud
cloud
part cloud
cloud
mod rain
light rain
part cloud
part cloud
light rain
light rain
mod rain
rain showers
part cloud
clear
some clouds
some clouds
rain shwrs
clear
some clouds
some clouds
some clouds
some clouds
rain shwrs
clear
cloudy
light rain
light rain
light rain
light rain
light rain
cloudy
mod rain
light rain
light rain
some clouds
some clouds
cloudy
cloudy
some clouds
cloudy
mod rain
light rain
some clouds
some clouds
light rain
light rain
mod rain
rain shwrs
some clouds
clear
 km/h
0
W
20
WSW
25
NW
25
WNW
20
W
40
SW
20
W
15
SW
15
SSW
35
WSW
15
NNE
20
ENE
30
E
25
E
5
WNW
15
SSE
15
SSW
15
NNE
20
NNE
25
NE
20
NE
10
ENE
10
ESE
20
SE
20
SE
25
SE
30
SSE
15
ENE
10
ESE
5
ESE
15
SSW
15
SW
35
SW
35
WNW
50
NW
40
NW
 mm 
1.0
5
4
2.0
1.0
3
1.0
6
2.0
1.0
10
1.0
1.0
1.0
9
1.0
max°C
6
7
3
3
8
8
5
9
10
14
17
4
4
5
9
9
10
11
4
3
2
2
3
3
3
3
5
6
8
8
7
9
13
11
10
7
Moonrise
5:21
5:48
6:12
6:36
7:01
7:31
8:06
8:49
9:43
10:46
11:54
1:04
Moonset
3:53
5:10
6:28
7:47
9:08
10:30
11:51
1:05
2:09
3:00
3:40
Sunrise
6:41
6:41
6:39
6:37
6:35
6:33
6:31
6:31
6:28
6:26
6:26
6:24
Sunset
7:06
7:07
7:08
7:09
7:10
7:12
7:13
7:14
7:15
7:15
7:16
7:17
Today's sea temperature in Plum Gut Harbor, Plum Island, Long Island Sound is 4.5 °C (Statistics for 26 Mar 1981-2005 – mean: 4.9 max: 6.5 min: 3.3°C)
Issued (local time): 7 am Wednesday 26 Mar 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest