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 05:56 AM and sunset is at 07:50 PM.

Days 1–3 Weather Summary

Light rain (total 7mm), mostly falling on Thu morning. Cool air temperatures (max 17°C on Fri afternoon, min 7°C on Fri morning). Wind will be generally light.

Days 4–6 Weather Summary

Some drizzle, heaviest during Mon night. Warm air temperatures (max 24°C on Tue afternoon, min 7°C on Sun morning). Winds increasing (calm on Sun night, fresh winds from the S by Tue afternoon).

Days 7–9 Weather Summary

Moderate rain (total 14mm), heaviest on Wed afternoon. Very mild (max 18°C on Wed afternoon, min 7°C on Wed night). Winds decreasing (fresh winds from the SSW on Wed afternoon, light winds from the SW by Fri night).

Days 10–12 Weather Summary

Some drizzle, heaviest during Sat afternoon. Warm (max 21°C on Sat afternoon, min 7°C on Sat night). Wind will be generally light.

Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
Tuesday
12
Wednesday
13
Thursday
14
Fri
15
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
9:54AM1.44m
10:12PM1.70m
10:34AM1.42m
10:48PM1.69m
11:13AM1.38m
11:23PM1.66m
11:53AM1.33m
11:58PM1.60m
12:36PM1.27m
00:35AM1.54m
1:23PM1.22m
1:15AM1.48m
2:12PM1.18m
1:59AM1.42m
2:59PM1.16m
2:46AM1.38m
3:45PM1.16m
3:34AM1.35m
4:30PM1.20m
4:26AM1.34m
5:19PM1.27m
5:24AM1.34m
6:12PM1.37m
6:28AM1.35m
7:06PM1.50m
7:31AM1.40m
7:57PM1.64m
8:28AM1.45m
Low Tide
3:48PM0.05m
4:22AM0.02m
4:28PM0.08m
5:03AM0.02m
5:06PM0.13m
5:44AM0.04m
5:42PM0.19m
6:23AM0.09m
6:16PM0.26m
7:01AM0.15m
6:47PM0.33m
7:41AM0.23m
7:16PM0.40m
8:24AM0.29m
7:50PM0.47m
9:18AM0.34m
8:47PM0.52m
10:19AM0.34m
10:28PM0.52m
11:16AM0.31m
11:40PM0.45m
12:07PM0.24m
00:37AM0.33m
12:53PM0.16m
1:30AM0.20m
1:40PM0.08m
2:23AM0.07m
2:27PM0.00m
Wave
height (m) 
direction
period (s) 
light rain
rain showers
clear
clear
part cloud
light rain
light rain
cloud
rain showers
clear
part cloud
clear
clear
part cloud
rain showers
part cloud
clear
part cloud
cloud
mod rain
rain showers
clear
part cloud
part cloud
clear
part cloud
cloud
cloud
rain showers
clear
clear
clear
part cloud
part cloud
part cloud
cloud
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
clear
clear
part cloud
light rain
rain shwrs
clear
clear
some clouds
light rain
light rain
cloudy
rain shwrs
clear
some clouds
clear
clear
some clouds
rain shwrs
some clouds
clear
some clouds
cloudy
mod rain
rain shwrs
clear
some clouds
some clouds
clear
some clouds
cloudy
cloudy
rain shwrs
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
some clouds
clear
clear
some clouds
 km/h
5
WSW
15
NW
15
NW
15
NW
10
SW
10
W
5
NNE
5
E
15
NW
20
NW
20
NW
5
WSW
20
SW
15
SSW
20
S
25
SW
30
S
20
S
25
SSE
30
SSW
20
NW
20
WNW
25
W
20
WSW
25
WNW
20
WNW
10
SW
20
SW
30
WNW
20
WNW
25
NW
25
NW
15
NW
15
NW
10
W
5
W
10
NE
10
S
15
SW
15
SW
15
W
15
N
10
NNW
25
NW
10
NW
15
NW
10
WNW
 mm 
1
1
2
1
2
1
7
7
1
max°C
11
15
13
12
17
15
11
12
11
11
15
13
15
20
19
20
24
18
16
18
18
12
16
15
11
16
16
17
21
15
12
16
14
14
19
17
16
20
16
18
21
19
15
18
14
14
18
Moonrise
7:12
8:16
9:20
10:21
11:18
12:08
12:50
1:26
1:56
2:22
2:45
3:07
3:30
3:55
4:23
Moonset
5:02
5:26
5:54
6:27
7:07
7:55
8:50
9:51
10:55
12:00
1:06
2:13
3:22
4:33
5:49
7:08
Sunrise
5:56
5:54
5:52
5:52
5:50
5:48
5:48
5:47
5:46
5:45
5:43
5:43
5:41
5:39
5:39
5:37
Sunset
7:50
7:51
7:52
7:52
7:53
7:54
7:55
7:57
7:58
7:59
8:00
8:00
8:01
8:02
8:04
8:05
Today's sea temperature in Randalls Island, Harlem River is
10.8° C
(Statistics for 30 Apr 1981-2005 – mean: 8.2 max: 10.0 min: 5.9°C)
Issued (local time): 1 am Thursday 30 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest