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 06:41 AM and sunset is at 05:25 PM.

Days 1–3 Weather Summary

Light rain (total 2mm), mostly falling on Fri morning. Warm air temperatures (max 24°C on Thu night, min 23°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Sun night, min 23°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 5mm), mostly falling on Wed night. Warm (max 23°C on Fri afternoon, min 22°C on Wed night). Winds increasing (light winds from the N on Wed night, fresh winds from the NE by Sat afternoon).

Days 10–12 Weather Summary

Moderate rain (total 13mm), heaviest on Sun night. Warm (max 24°C on Sat night, min 22°C on Tue night). Winds decreasing (fresh winds from the NE on Sat night, light winds from the NNE by Sun night).

Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tue
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
Wave Height Map
High Tide
12:37PM0.96m
1:15AM0.95m
1:31PM0.92m
2:13AM0.98m
2:31PM0.89m
3:14AM1.02m
3:34PM0.87m
4:17AM1.06m
4:38PM0.87m
5:19AM1.10m
5:41PM0.87m
6:19AM1.13m
6:41PM0.89m
7:17AM1.16m
7:38PM0.92m
8:11AM1.17m
8:32PM0.94m
9:03AM1.16m
9:24PM0.96m
9:52AM1.12m
10:15PM0.97m
10:39AM1.08m
Low Tide
7:00PM0.22m
7:31AM0.28m
7:49PM0.20m
8:36AM0.27m
8:44PM0.18m
9:44AM0.25m
9:42PM0.16m
10:51AM0.22m
10:42PM0.13m
11:54AM0.18m
11:43PM0.10m
12:53PM0.14m
00:42AM0.06m
1:49PM0.10m
1:39AM0.04m
2:40PM0.08m
2:34AM0.03m
3:29PM0.07m
3:27AM0.05m
4:16PM0.07m
4:20AM0.08m
5:02PM0.09m
Wave
height (m) 
direction
period (s) 
0.1
N
2
0.2
ENE
2
0.2
E
2
0.2
E
2
0.1
E
2
0
E
2
0.1
E
1
0
E
1
0.1
N
2
0
E
2
0
W
1
0
W
1
0
E
8
0.1
W
2
0.1
W
2
0.1
NW
2
0.1
NW
2
0.1
N
2
0.3
NE
2
0.4
NE
2
0.4
NE
2
0.4
NE
3
0.3
NE
2
0.3
NE
2
0.4
ENE
3
0.4
ENE
3
0.5
ENE
3
0.5
E
3
0.4
ENE
3
0.2
E
2
0.2
NNE
2
0.4
NE
3
0.4
NNE
3
0.4
NNE
3
0.4
NNE
3
rain showers
rain showers
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
rain showers
rain showers
rain showers
part cloud
part cloud
cloud
cloud
rain showers
cloud
rain showers
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
clear
part cloud
clear
rain shwrs
rain shwrs
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
rain shwrs
rain shwrs
rain shwrs
some clouds
some clouds
cloudy
cloudy
rain shwrs
cloudy
rain shwrs
risk tstorm
risk tstorm
risk tstorm
clear
risk tstorm
clear
some clouds
clear
 km/h
15
NNE
20
ENE
20
E
15
E
5
NE
5
SE
10
NE
5
NNE
10
NE
5
NE
5
NNW
5
NW
5
W
15
WNW
10
WSW
15
NW
10
WNW
5
N
25
NE
25
NNE
25
NNE
25
NNE
20
NNE
25
NNE
35
NE
35
NE
35
ENE
35
ENE
30
ENE
10
E
20
NNE
30
NNE
35
N
35
N
30
N
 mm 
1
1
1
2
1
1
2
2
1
6
2
max°C
23
24
24
23
24
23
23
23
23
23
23
23
23
23
23
23
23
22
22
22
22
22
23
23
23
23
24
24
24
24
24
24
23
24
24
Moonrise
11:13
11:47
12:22
1:01
1:46
2:38
3:39
4:46
5:56
7:05
8:09
Moonset
11:31
12:28
1:29
2:33
3:42
4:52
6:01
7:04
7:59
8:45
9:25
Sunrise
6:41
6:43
6:43
6:43
6:43
6:43
6:45
6:45
6:45
6:46
6:46
6:46
Sunset
5:25
5:25
5:27
5:28
5:28
5:29
5:30
5:30
5:30
5:31
5:31
5:32
Today's sea temperature in Clarence Harbour, Long Island is
25.8° C
(Statistics for 26 Dec 1981-2005 – mean: 25.3 max: 26.6 min: 24.4°C)
Issued (local time): 12 am Friday 26 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest