Randalls Island, Harlem River Sea Conditions and Tide Table

Randalls Island, Harlem River 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 07:13 AM and sunset is at 04:29 PM.

Days 1–3 Weather Summary

Moderate rain (total 11mm), heaviest on Thu night. Icy conditions (max 12°C on Thu night, min -5°C on Tue morning). Winds increasing (calm on Wed night, fresh winds from the S by Thu night).

Days 4–6 Weather Summary

Moderate rain (total 19mm), heaviest on Fri morning. Icy conditions (max 13°C on Fri morning, min -2°C on Fri night). Mainly fresh winds.

Days 7–9 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 4°C on Wed morning, min -6°C on Mon night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 24mm), heaviest during Fri morning. Freeze-thaw conditions (max 8°C on Fri night, min 0°C on Thu morning). Winds increasing (calm on Sat morning, fresh winds from the W by Sun morning).

Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
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
7:17AM1.43m
7:39PM1.17m
8:00AM1.48m
8:23PM1.18m
8:39AM1.51m
9:04PM1.19m
9:15AM1.52m
9:43PM1.19m
9:51AM1.53m
10:21PM1.18m
10:25AM1.51m
11:00PM1.16m
11:00AM1.48m
11:41PM1.16m
11:38AM1.45m
00:24AM1.16m
12:20PM1.41m
1:07AM1.19m
1:08PM1.37m
1:52AM1.24m
1:58PM1.33m
2:38AM1.30m
2:51PM1.29m
3:28AM1.37m
Low Tide
1:21PM0.13m
1:24AM0.11m
2:06PM0.08m
2:06AM0.10m
2:51PM0.03m
2:49AM0.09m
3:34PM-0.00m
3:30AM0.09m
4:16PM-0.03m
4:10AM0.09m
4:55PM-0.04m
4:47AM0.10m
5:33PM-0.03m
5:23AM0.12m
6:10PM-0.02m
5:59AM0.15m
6:47PM0.01m
6:39AM0.19m
7:27PM0.04m
7:33AM0.22m
8:17PM0.05m
8:49AM0.23m
9:17PM0.05m
Wave
height (m) 
direction
period (s) 
clear
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
heavy rain
heavy rain
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
light snow
snow showers
part cloud
part cloud
cloud
cloud
cloud
light rain
mod rain
cloud
part cloud
cloud
light rain
heavy rain
clear
clear
some clouds
some clouds
some clouds
clear
clear
some clouds
heavy rain
heavy rain
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
light snow
snow shwrs
some clouds
some clouds
cloudy
cloudy
cloudy
light rain
mod rain
cloudy
some clouds
cloudy
light rain
heavy rain
 km/h
10
W
10
SW
15
SW
15
SW
20
WSW
10
W
5
SSW
5
SE
10
SSE
30
S
20
WSW
25
WNW
20
WNW
10
WSW
15
SSW
15
WSW
25
W
20
WNW
25
NW
25
NW
20
NW
10
SW
20
SW
20
SW
10
WNW
10
NW
5
ENE
0
SSE
5
NNE
5
NE
5
E
5
SW
10
WNW
15
NNW
5
ESE
15
ESE
 mm 
11
18
1
2
8
1
11
max°C
-3
-3
-2
3
5
3
4
7
12
13
8
1
0
1
3
6
7
-1
-2
-2
-5
-3
0
1
4
3
1
1
2
3
5
6
8
6
6
8
Moonrise
4:12
5:15
6:16
7:14
8:06
8:51
9:28
9:58
10:24
10:48
11:10
11:32
Moonset
1:53
2:25
3:04
3:51
4:47
5:49
6:54
8:01
9:08
10:15
11:23
Sunrise
7:13
7:13
7:13
7:15
7:15
7:16
7:16
7:16
7:16
7:18
7:18
7:18
Sunset
4:29
4:29
4:29
4:30
4:30
4:30
4:30
4:31
4:31
4:32
4:34
4:34
Today's sea temperature in Randalls Island, Harlem River is
6.0° C
(Statistics for 16 Dec 1981-2005 – mean: 8.0 max: 10.7 min: 6.6°C)
Issued (local time): 12 pm Tuesday 16 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest