Clarence Harbour, Long Island Sea Conditions and Tide Table

Clarence Harbour, Long Island 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 06:35 AM and sunset is at 05:20 PM.

Days 1–3 Weather Summary

Heavy rain (total 21mm), heaviest during Mon night. Warm air temperatures (max 26°C on Sat night, min 23°C on Mon night). Winds increasing (light winds from the SSW on Sun morning, strong winds from the NE by Tue afternoon).

Days 4–6 Weather Summary

Light rain (total 8mm), mostly falling on Wed morning. Warm air temperatures (max 26°C on Fri morning, min 24°C on Tue night). Winds decreasing (strong winds from the NE on Tue night, light winds from the E by Fri morning).

Days 7–9 Weather Summary

Some drizzle, heaviest during Fri night. Warm (max 26°C on Sun night, min 25°C on Fri night). Mainly fresh winds.

Days 10–12 Weather Summary

Heavy rain (total 103mm), heaviest during Thu night. Warm (max 25°C on Mon night, min 20°C on Thu night). Mainly near gales.

Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thu
25
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
Wave Height Map
High Tide
4:26PM0.84m
5:05AM0.98m
5:16PM0.84m
5:51AM1.01m
6:03PM0.84m
6:34AM1.03m
6:47PM0.85m
7:15AM1.04m
7:29PM0.86m
7:54AM1.05m
8:09PM0.87m
8:32AM1.06m
8:49PM0.87m
9:09AM1.06m
9:29PM0.87m
9:46AM1.06m
10:09PM0.88m
10:24AM1.05m
10:50PM0.89m
11:04AM1.02m
11:34PM0.90m
11:48AM0.99m
Low Tide
10:36AM0.32m
10:32PM0.27m
11:29AM0.31m
11:17PM0.26m
12:17PM0.30m
00:01AM0.25m
1:02PM0.28m
00:43AM0.24m
1:44PM0.27m
1:24AM0.23m
2:24PM0.26m
2:04AM0.23m
3:03PM0.25m
2:44AM0.23m
3:41PM0.25m
3:23AM0.24m
4:19PM0.24m
4:04AM0.25m
4:56PM0.24m
4:48AM0.26m
5:34PM0.23m
5:36AM0.27m
6:15PM0.23m
Wave
height (m) 
direction
period (s) 
0.1
SE
2
0.1
E
6
0.3
NNE
2
0.4
NE
3
0.4
ENE
3
0.4
ENE
3
0.5
ENE
3
0.6
ENE
3
0.5
ENE
3
0.5
E
3
0.3
E
3
0.3
E
3
0.3
E
3
0.3
E
2
0.3
E
2
0.2
E
2
0.2
E
2
0.2
E
2
0.4
ENE
3
0.3
E
3
0.4
E
3
0.4
E
3
0.3
E
3
0.4
E
3
0.3
E
2
0.3
E
2
0.3
E
2
0.4
ENE
3
0.4
ENE
3
0.4
ENE
3
0.5
E
3
0.5
E
3
0.4
E
3
0.4
ESE
3
0.3
ESE
2
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
clear
clear
clear
clear
clear
part cloud
part cloud
clear
thunderstorm
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
risk tstorm
risk tstorm
some clouds
some clouds
risk tstorm
risk tstorm
risk tstorm
risk tstorm
some clouds
risk tstorm
risk tstorm
clear
clear
risk tstorm
risk tstorm
risk tstorm
clear
risk tstorm
clear
clear
clear
clear
clear
some clouds
some clouds
clear
risk tstorm
some clouds
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
 km/h
15
SSE
10
NW
25
N
30
NE
30
NE
35
ENE
40
ENE
40
NE
40
ENE
35
ENE
25
E
25
E
25
E
20
E
25
ESE
15
E
15
ENE
20
ENE
30
ENE
25
ENE
30
E
30
E
25
E
30
E
25
E
25
E
25
E
30
ENE
35
E
30
E
35
E
35
E
30
E
30
ESE
25
ESE
 mm 
3
1
1
8
3
1
2
2
1
2
1
1
2
1
1
3
6
5
26
max°C
26
26
25
25
24
24
24
23
24
24
25
25
25
25
25
26
25
25
25
25
25
25
25
26
26
26
25
25
25
25
24
24
24
24
23
Moonrise
1:57
2:48
3:41
4:34
5:29
6:24
7:16
8:05
8:49
9:29
10:06
10:40
Moonset
1:35
2:08
2:44
3:24
4:09
4:59
5:53
6:50
7:47
8:43
9:39
Sunrise
6:35
6:37
6:37
6:37
6:39
6:39
6:39
6:39
6:41
6:41
6:41
6:41
Sunset
5:20
5:20
5:21
5:21
5:22
5:22
5:22
5:22
5:23
5:23
5:24
5:24
Today's sea temperature in Clarence Harbour, Long Island is
27.3° C
(Statistics for 14 Dec 1981-2005 – mean: 25.7 max: 26.9 min: 24.7°C)
Issued (local time): 12 am Sunday 14 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest