Rockville Centre Sea Conditions and Tide Table

Rockville Centre 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 07:16 AM and sunset is at 04:31 PM.

Days 1–3 Weather Summary

A dusting of new snow. Icy conditions (max 6°C on Thu afternoon, min -5°C on Thu night). Winds decreasing (strong winds from the NW on Tue night, calm by Wed night).

Days 4–6 Weather Summary

A light covering of new snow, mostly falling on Fri night will be washed away by heavy rain (total 21mm) on Sun night. Icy conditions (max 6°C on Sun night, min -4°C on Sat night). Winds increasing (light winds from the NNW on Sat night, strong winds from the W by Mon afternoon).

Days 7–9 Weather Summary

A light covering of new snow, mostly falling on Thu morning. Freeze-thaw conditions (max 2°C on Wed afternoon, min -4°C on Tue night). Winds decreasing (near gales from the W on Mon night, light winds from the NW by Wed night).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 2°C on Sun afternoon, min -16°C on Thu night). Winds decreasing (fresh winds from the NW on Thu night, calm by Sat afternoon).

Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sun
4
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
9:41AM1.56m
10:15PM1.36m
10:26AM1.53m
11:05PM1.40m
11:16AM1.49m
00:00AM1.46m
12:12PM1.45m
00:58AM1.54m
1:12PM1.42m
1:58AM1.62m
2:16PM1.41m
2:59AM1.71m
3:20PM1.42m
3:59AM1.80m
4:22PM1.44m
4:57AM1.87m
5:22PM1.47m
5:54AM1.92m
6:19PM1.50m
6:48AM1.93m
7:14PM1.53m
7:41AM1.90m
Low Tide
4:08PM0.26m
4:11AM0.36m
4:52PM0.24m
5:06AM0.37m
5:39PM0.23m
6:07AM0.37m
6:31PM0.21m
7:12AM0.34m
7:27PM0.18m
8:18AM0.29m
8:25PM0.15m
9:23AM0.23m
9:25PM0.11m
10:26AM0.17m
10:24PM0.07m
11:25AM0.11m
11:23PM0.03m
12:22PM0.06m
00:19AM0.02m
1:15PM0.04m
1:14AM0.03m
2:07PM0.05m
Wave
height (m) 
direction
period (s) 
1.3
NW
4
0.9
NNW
4
0.2
SSE
7
1
ESE
10
1.1
ESE
10
0.8
ESE
10
0.8
ESE
10
0.4
ESE
10
1.4
ESE
5
1.6
E
6
1.2
ESE
6
0.9
ESE
6
0.7
SE
12
0.7
ESE
12
1.5
S
5
1.7
WSW
5
1.7
W
5
2.2
WSW
6
1.5
W
5
1.3
WNW
5
1.2
WNW
4
0.8
WSW
4
1.1
SW
4
0.9
SW
4
0.5
S
6
0.4
SE
12
1
NNW
4
0.9
NNW
4
0.8
NNW
4
0.6
NW
4
0.4
SE
11
0.2
ESE
11
0.2
ESE
12
0.4
SE
11
0.5
SE
10
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
light snow
mod snow
part cloud
clear
clear
part cloud
cloud
heavy rain
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
cloud
light snow
light snow
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
some clouds
cloudy
some clouds
some clouds
some clouds
light snow
mod snow
some clouds
clear
clear
some clouds
cloudy
heavy rain
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
clear
cloudy
light snow
light snow
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
 km/h
40
NW
25
NNW
10
W
30
SW
35
NW
20
NNE
25
NNE
15
ESE
30
E
30
NE
20
NE
10
N
10
W
15
SW
35
S
45
W
45
W
55
W
40
WNW
40
WNW
35
WNW
30
WSW
30
WSW
25
WSW
15
NNW
20
N
35
NNW
25
NNW
30
NW
20
NW
15
NNW
10
NW
10
WSW
15
SW
15
SSW
 mm 
21
max°C
4
4
1
4
6
-1
-4
-3
0
-2
-1
-2
-2
3
6
2
-2
-2
-3
-3
-3
-1
2
1
-2
-3
-5
-13
-12
-11
-9
-7
-5
-2
2
Moonrise
10:23
10:46
11:08
11:30
11:54
12:21
12:54
1:36
2:31
3:38
4:54
6:12
Moonset
9:07
10:14
11:22
12:32
1:45
3:02
4:21
5:40
6:51
7:50
8:35
Sunrise
7:16
7:16
7:16
7:16
7:16
7:16
7:18
7:18
7:18
7:18
7:18
7:18
Sunset
4:31
4:31
4:32
4:34
4:34
4:35
4:36
4:37
4:37
4:38
4:38
4:39
Today's sea temperature in Rockville Centre is
7.1° C
(Statistics for 24 Dec 1981-2005 – mean: 7.5 max: 9.8 min: 5.8°C)
Issued (local time): 12 am Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest