Promised Land, Napeague Bay, Long Island Sound Sea Conditions and Tide Table

Promised Land, Napeague Bay, 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 04:21 PM.

Days 1–4 Weather Summary

Light rain (total 9mm), mostly falling on Fri morning. Icy conditions (max 13°C on Thu night, min -1°C on Fri night). Winds increasing (light winds from the NE on Wed night, near gales from the S by Fri morning).

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 8°C on Sat night, min -4°C on Mon night). Winds decreasing (near gales from the WNW on Sun afternoon, light winds from the WSW by Mon night).

Days 8–10 Weather Summary

A dusting of snow turning to light rain (total 3mm) on Thu morning. Freeze-thaw conditions (max 5°C on Tue night, min -2°C on Wed night). Winds decreasing (strong winds from the SW on Tue afternoon, light winds from the N by Wed night).

Days 11–13 Weather Summary

A dusting of snow turning to light rain (total 2mm) on Sat morning. Freeze-thaw conditions (max 3°C on Fri night, min -5°C on Sun night). Winds increasing (calm on Sat afternoon, fresh winds from the NW by Sun morning).

Wed
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Mon
29
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
7:38PM0.55m
7:43AM0.79m
8:16PM0.56m
8:18AM0.80m
8:54PM0.57m
8:54AM0.80m
9:33PM0.58m
9:31AM0.79m
10:13PM0.59m
10:10AM0.78m
10:54PM0.59m
10:51AM0.75m
11:38PM0.61m
11:35AM0.72m
00:24AM0.63m
12:25PM0.68m
1:13AM0.66m
1:20PM0.64m
2:06AM0.69m
2:20PM0.61m
3:02AM0.74m
3:24PM0.58m
3:58AM0.80m
Low Tide
1:52PM0.03m
1:42AM0.11m
2:32PM0.02m
2:23AM0.11m
3:13PM0.00m
3:04AM0.12m
3:53PM-0.01m
3:46AM0.12m
4:34PM-0.01m
4:30AM0.13m
5:17PM-0.00m
5:16AM0.14m
5:59PM0.01m
6:06AM0.15m
6:44PM0.03m
7:00AM0.14m
7:30PM0.05m
7:59AM0.13m
8:17PM0.06m
8:59AM0.10m
9:07PM0.06m
9:59AM0.06m
9:58PM0.05m
10:57AM0.02m
Wave
height (m) 
direction
period (s) 
1.3
SSW
6
0.9
SSW
7
0.6
S
7
0.8
S
7
1.4
S
6
3
SSE
8
2.4
SSE
10
2.2
SSE
10
1.4
SSE
10
0.9
SSE
10
1.3
SSW
5
1.6
S
8
1.5
S
8
1.5
WNW
5
1.6
NW
5
1.5
NW
5
0.6
NW
4
0.4
SW
3
1.5
SW
5
1.3
SSW
7
1.3
NW
4
1
NNW
4
0.2
SSW
6
0.4
SSW
3
0.5
SSW
4
0.7
S
6
0.5
S
6
0.4
SSW
6
0.6
E
4
0.7
ESE
4
0.5
ESE
4
0.6
NW
3
0.8
NNW
4
1
NNW
4
0.3
N
3
0.2
ESE
9
clear
part cloud
clear
clear
cloud
mod rain
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
cloud
clear
clear
clear
part cloud
light snow
light rain
part cloud
part cloud
cloud
cloud
light snow
rain showers
clear
part cloud
part cloud
cloud
cloud
clear
some clouds
clear
clear
cloudy
mod rain
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
clear
clear
clear
some clouds
light snow
light rain
some clouds
some clouds
cloudy
cloudy
light snow
rain shwrs
clear
some clouds
some clouds
cloudy
cloudy
 km/h
35
WSW
20
NNW
15
SSE
20
S
35
S
60
S
40
WSW
55
W
35
WNW
15
SW
35
SSW
30
WSW
45
W
50
WNW
50
NW
50
NW
25
NW
25
SW
50
SW
40
W
45
NW
35
NW
5
N
20
SW
15
SSW
25
N
15
NE
15
NE
20
ENE
20
E
5
W
30
WNW
30
NW
35
NW
10
N
15
E
 mm 
9
1
2
1
1
max°C
7
5
5
10
13
12
8
1
0
1
8
6
7
-1
-1
-1
-2
2
3
5
2
1
2
3
5
2
1
2
3
2
3
2
-2
-3
-4
-3
Moonrise
6:09
7:08
7:59
8:44
9:21
9:51
10:17
10:41
11:02
11:24
11:47
12:14
Moonset
2:55
3:43
4:38
5:40
6:46
7:53
9:00
10:07
11:15
12:25
1:39
Sunrise
7:07
7:07
7:09
7:09
7:09
7:09
7:11
7:11
7:11
7:11
7:11
7:11
Sunset
4:21
4:21
4:22
4:22
4:22
4:22
4:23
4:23
4:24
4:25
4:25
4:27
Today's sea temperature in Promised Land, Napeague Bay, Long Island Sound is
8.1° C
(Statistics for 17 Dec 1981-2005 – mean: 9.0 max: 12.1 min: 7.4°C)
Issued (local time): 6 pm Wednesday 17 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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