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 — and sunset is at 06:58 PM.

Days 1–4 Weather Summary

Heavy rain (total 29mm), heaviest during Fri morning. Cool air temperatures (max 10°C on Tue afternoon, min 4°C on Tue night). Winds increasing (light winds from the NE on Wed morning, fresh winds from the E by Thu night).

Days 5–7 Weather Summary

Moderate rain (total 14mm), heaviest on Fri afternoon. Icy conditions (max 9°C on Sat night, min -2°C on Sun morning). Winds decreasing (strong winds from the N on Fri afternoon, light winds from the SE by Sun night).

Days 8–10 Weather Summary

Light rain (total 8mm), mostly falling on Mon afternoon. Freeze-thaw conditions (max 9°C on Mon afternoon, min -1°C on Thu morning). Winds decreasing (fresh winds from the SW on Mon afternoon, calm by Tue night).

Days 11–13 Weather Summary

Moderate rain (total 16mm), heaviest on Sun morning. Freeze-thaw conditions (max 7°C on Sun afternoon, min -2°C on Fri morning). Winds decreasing (fresh winds from the SW on Fri night, calm by Sat night).

Tue
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sun
30
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
1:18PM2.17ft
1:34AM2.69ft
2:01PM2.03ft
2:16AM2.59ft
2:51PM1.9ft
3:05AM2.53ft
3:51PM1.84ft
4:03AM2.49ft
4:57PM1.84ft
5:07AM2.49ft
6:00PM1.97ft
6:09AM2.59ft
6:55PM2.17ft
7:07AM2.72ft
7:43PM2.43ft
7:59AM2.85ft
8:29PM2.76ft
8:49AM2.99ft
9:13PM3.08ft
9:37AM3.08ft
9:58PM3.35ft
10:25AM3.08ft
10:44PM3.58ft
Low Tide
7:34PM0.46ft
8:23AM0.36ft
8:20PM0.62ft
9:16AM0.46ft
9:11PM0.75ft
10:12AM0.49ft
10:09PM0.82ft
11:10AM0.46ft
11:09PM0.82ft
12:04PM0.39ft
00:08AM0.69ft
12:55PM0.3ft
1:03AM0.49ft
1:41PM0.13ft
1:54AM0.23ft
2:25PM-0.03ft
2:44AM-0.03ft
3:08PM-0.16ft
3:32AM-0.3ft
3:50PM-0.26ft
4:21AM-0.46ft
4:34PM-0.3ft
5:11AM-0.56ft
Wave
height (ft) 
direction
period (s) 
1.5
SE
10
1.5
SE
10
1
ESE
9
1
ESE
9
1.5
ESE
9
1.5
ESE
10
1.5
ESE
10
1.5
ESE
10
2.5
E
5
4.5
N
5
3
NNW
4
1.5
W
3
1.5
SW
3
3
WNW
4
4.5
NW
4
2
WNW
4
0.5
N
3
3.5
SSE
4
1.5
SSE
4
1.5
WNW
2
2
W
3
1.5
W
3
0.5
SE
7
2
W
3
2
W
3
1.5
NW
3
2
WNW
4
2.5
WNW
4
2
NW
3
1.5
NW
3
1.5
WSW
3
1.5
SW
3
0.5
ESE
2
1.5
ESE
3
0.5
ESE
5
1
NNW
2
part cloud
clear
clear
clear
cloud
cloud
cloud
light rain
heavy rain
mod rain
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
mod rain
rain showers
clear
cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
clear
clear
cloud
light rain
light rain
cloud
light rain
mod rain
some clouds
clear
clear
clear
cloudy
cloudy
cloudy
light rain
heavy rain
mod rain
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
mod rain
rain shwrs
clear
cloudy
clear
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
clear
clear
cloudy
light rain
light rain
cloudy
light rain
mod rain
 mph
5
NE
10
NE
5
NE
5
ESE
5
E
10
SSE
10
SSE
15
E
20
N
25
NNW
20
NW
10
WSW
10
SW
25
WNW
30
NW
10
WNW
5
SE
25
SSE
10
WSW
15
W
15
WSW
15
WSW
5
SW
20
W
15
W
15
WNW
15
W
20
WNW
15
WNW
15
WNW
20
SW
15
SW
10
ESE
10
ESE
5
W
10
NNW
 in 
0.08
1.1
0.3
0.3
0.3
0.04
0.08
0.2
0.4
max°F
50
48
45
48
43
45
46
46
46
43
43
41
46
48
30
43
41
43
48
48
39
45
46
39
41
41
34
37
36
34
39
39
39
39
43
43
Moonrise
11:38
12:42
1:44
2:42
3:32
4:15
4:51
5:21
5:48
6:12
6:36
7:01
Moonset
8:32
9:00
9:34
10:17
11:10
12:13
1:23
2:37
3:53
5:10
6:28
7:47
9:08
Sunrise
6:54
6:52
6:50
6:48
6:48
6:46
6:43
6:41
6:41
6:39
6:37
6:35
Sunset
6:58
6:59
7:00
7:00
7:01
7:02
7:04
7:05
7:06
7:07
7:08
7:09
Today's sea temperature in Plum Gut Harbor, Plum Island, Long Island Sound is 40 °F (Statistics for 18 Mar 1981-2005 – mean: 40 max: 44 min: 37°F)
Issued (local time): 1 pm Tuesday 18 Mar 2025
Forecast update inUpdates in 28 min 56 sUpdate imminent
Nearest