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 07:07 AM and sunset is at 04:21 PM.

Days 1–3 Weather Summary

Moderate rain (total 15mm), heaviest on Fri morning. Icy conditions (max 13°C on Thu night, min -1°C on Fri night). Winds increasing (light winds from the SE on Thu morning, severe gales from the S by Fri morning).

Days 4–6 Weather Summary

Light rain (total 3mm), mostly falling on Tue afternoon. Icy conditions (max 6°C on Sun morning, min -5°C on Sun night). Mainly strong winds.

Days 7–9 Weather Summary

Light rain (total 8mm), mostly falling on Thu night. Freeze-thaw conditions (max 13°C on Fri afternoon, min -4°C on Wed night). Winds increasing (light winds from the WNW on Wed night, strong winds from the SW by Thu night).

Days 10–12 Weather Summary

Light rain (total 3mm), mostly falling on Sun night. Freeze-thaw conditions (max 7°C on Mon afternoon, min -2°C on Mon night). Winds increasing (calm on Sat night, strong winds from the NNW by Mon night).

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
7:43AM0.79m
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
4:27PM0.57m
4:54AM0.85m
Low Tide
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
10:51PM0.04m
Wave
height (m) 
direction
period (s) 
0.6
S
7
0.8
S
7
1.3
SSE
6
3.5
SSE
8
2.5
SSE
10
2.5
SSE
11
1.5
SSE
10
0.9
SSE
10
1.4
SSW
5
1.6
S
8
1.5
S
8
1.5
WNW
5
1.3
NNW
5
1
NNW
4
0.4
SE
10
1.1
SW
4
1.7
SSW
7
1.3
SSW
8
1.5
NNW
5
0.9
NNW
4
0.3
NNW
3
0.3
SW
2
0.9
SW
4
1.5
SSW
6
2.2
SSW
8
1.7
S
9
1.1
S
9
0.8
S
8
0.6
S
8
0.4
S
7
0.3
S
7
0.3
S
6
0.4
SSE
6
0.4
S
5
0.5
S
5
1.1
N
4
clear
clear
light rain
mod rain
rain showers
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
light rain
rain showers
clear
clear
clear
clear
clear
part cloud
mod rain
rain showers
clear
part cloud
part cloud
clear
part cloud
cloud
cloud
light rain
part cloud
clear
clear
clear
clear
light rain
mod rain
rain shwrs
some clouds
clear
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
light rain
rain shwrs
clear
clear
clear
clear
clear
some clouds
mod rain
rain shwrs
clear
some clouds
some clouds
clear
some clouds
cloudy
cloudy
light rain
some clouds
clear
clear
 km/h
15
SE
20
SSE
30
SSE
75
S
40
WSW
55
W
30
WNW
15
WSW
35
SW
35
W
45
WNW
45
WNW
40
NW
35
NW
15
WNW
40
SW
45
WSW
40
WNW
45
NW
30
NNW
15
NNW
20
SW
30
SW
40
SW
45
SW
35
W
25
WNW
20
NW
5
NW
10
W
0
SSW
10
SSE
15
ESE
15
N
30
NNW
40
NNW
 mm 
2
10
3
1
2
6
2
3
max°C
6
10
13
13
8
1
0
2
8
6
5
-1
-3
-2
1
3
2
4
-2
-2
-3
3
6
8
11
13
7
3
4
3
5
6
6
6
7
1
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
4:22
4:22
4:22
4:22
4:23
4:23
4:24
4:25
4:25
4:27
4:28
Today's sea temperature in Promised Land, Napeague Bay, Long Island Sound is
7.6° C
(Statistics for 18 Dec 1981-2005 – mean: 8.9 max: 12.1 min: 7.2°C)
Issued (local time): 12 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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