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 — and sunset is at 05:23 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 25°C on Tue afternoon, min 23°C on Wed night). Winds decreasing (strong winds from the ENE on Tue afternoon, light winds from the NNE by Thu night).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Fri night, min 23°C on Fri afternoon). Wind will be generally light.

Days 8–10 Weather Summary

Some drizzle, heaviest during Tue night. Warm (max 24°C on Mon afternoon, min 21°C on Tue night). Winds increasing (light winds from the N on Mon night, fresh winds from the N by Tue night).

Days 11–13 Weather Summary

Light rain (total 4mm), mostly falling on Sat night. Warm (max 24°C on Sun morning, min 21°C on Thu afternoon). Mainly fresh winds.

Tue
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sun
4
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
10:50PM0.89m
11:04AM1.02m
11:34PM0.90m
11:48AM0.99m
00:22AM0.92m
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
Low Tide
4:56PM0.24m
4:48AM0.26m
5:34PM0.23m
5:36AM0.27m
6:15PM0.23m
6:30AM0.28m
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
Wave
height (m) 
direction
period (s) 
0.5
ENE
3
0.4
ENE
3
0.4
ENE
3
0.4
ENE
3
0.4
ENE
3
0.3
ENE
3
0.2
ENE
2
0.1
NE
2
0.2
NNE
2
0.2
NNE
2
0.2
E
2
0.2
E
2
0.1
E
2
0.1
E
2
0.1
E
2
0.1
NE
2
0.1
NE
2
0
E
2
0
E
1
0.1
N
2
0.1
NW
2
0.3
NW
2
0.3
NNE
2
0.4
NE
3
0.2
NNE
2
0.3
NNE
2
0.4
NE
3
0.3
NE
2
0.2
NNE
2
0.3
NE
2
0.4
NE
2
0.2
ENE
2
0.4
NE
2
0.3
ENE
3
0.4
E
3
0.3
E
3
part cloud
part cloud
clear
part cloud
clear
cloud
cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
cloud
part cloud
clear
part cloud
part cloud
rain showers
clear
part cloud
part cloud
clear
clear
part cloud
clear
clear
part cloud
part cloud
cloud
rain showers
rain showers
some clouds
some clouds
clear
some clouds
clear
cloudy
cloudy
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
cloudy
some clouds
clear
some clouds
some clouds
rain shwrs
clear
some clouds
some clouds
clear
clear
some clouds
clear
clear
some clouds
some clouds
cloudy
rain shwrs
rain shwrs
 km/h
35
ENE
35
ENE
30
NE
30
NE
30
NE
25
ENE
20
ENE
15
NNE
20
N
15
NNE
15
E
15
ENE
10
ENE
10
E
15
ENE
15
NE
10
ENE
5
E
10
N
5
N
15
NW
20
NW
30
N
25
NNE
20
NNE
25
N
25
NNE
20
NNE
20
NNE
25
NNE
25
NNE
20
NE
25
NE
25
ENE
30
E
25
E
 mm 
1
2
1
max°C
25
25
24
24
24
24
24
24
23
23
24
24
24
23
23
23
23
24
24
23
23
23
23
22
22
22
21
21
21
21
21
22
22
23
23
24
Moonrise
10:06
10:40
11:13
11:47
12:22
1:01
1:46
2:38
3:39
4:46
5:56
Moonset
8:43
9:39
10:35
11:31
12:28
1:29
2:33
3:42
4:52
6:01
7:04
7:59
Sunrise
6:41
6:41
6:41
6:43
6:43
6:43
6:43
6:43
6:45
6:45
6:45
6:46
Sunset
5:23
5:24
5:24
5:25
5:25
5:27
5:28
5:28
5:29
5:30
5:30
5:30
Today's sea temperature in Clarence Harbour, Long Island is
26.5° C
(Statistics for 23 Dec 1981-2005 – mean: 25.4 max: 26.7 min: 24.3°C)
Issued (local time): 6 pm Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest