Black Rock Harbor entrance Sea Conditions and Tide Table

Black Rock Harbor entrance 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 08:00 PM.

Days 1–4 Weather Summary

Moderate rain (total 12mm), heaviest on Wed night. Cool air temperatures (max 19°C on Wed afternoon, min 10°C on Thu night). Winds decreasing (fresh winds from the S on Wed afternoon, calm by Thu afternoon).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 27°C on Sun afternoon, min 12°C on Mon night). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 9mm), mostly falling on Thu afternoon. Warm (max 27°C on Tue afternoon, min 9°C on Thu night). Winds increasing (calm on Wed night, fresh winds from the SW by Thu afternoon).

Days 11–13 Weather Summary

Mostly dry. Warm (max 26°C on Mon afternoon, min 12°C on Fri night). Wind will be generally light.

Days 14–17 Weather Summary

Heavy rain (total 29mm), heaviest during Wed night. Warm (max 26°C on Mon afternoon, min 10°C on Wed night). Wind will be generally light.

Wed
13
Thursday
14
Friday
15
Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
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
night
Wave Height Map
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High Tide
9:01PM2.37m
9:33AM2.12m
9:52PM2.47m
10:25AM2.15m
10:41PM2.53m
11:17AM2.18m
11:32PM2.57m
12:09PM2.18m
00:24AM2.56m
1:03PM2.18m
1:18AM2.51m
1:59PM2.15m
2:16AM2.42m
2:58PM2.13m
3:16AM2.31m
3:59PM2.12m
4:20AM2.21m
5:01PM2.12m
5:26AM2.12m
6:04PM2.14m
6:32AM2.06m
7:04PM2.18m
7:34AM2.02m
8:00PM2.22m
8:32AM2.01m
8:51PM2.26m
9:23AM2.00m
Low Tide
2:50PM0.13m
3:30AM-0.05m
3:40PM0.05m
4:21AM-0.17m
4:30PM0.00m
5:12AM-0.25m
5:20PM-0.02m
6:04AM-0.29m
6:13PM-0.01m
6:56AM-0.27m
7:08PM0.03m
7:51AM-0.21m
8:05PM0.10m
8:48AM-0.12m
9:07PM0.17m
9:47AM-0.02m
10:12PM0.22m
10:48AM0.08m
11:19PM0.24m
11:50AM0.15m
00:26AM0.22m
12:50PM0.18m
1:28AM0.17m
1:47PM0.20m
2:26AM0.10m
2:39PM0.20m
3:18AM0.05m
3:27PM0.20m
Wave
Height (m)
Direction
Period (s)
cloud
light rain
light rain
rain showers
rain showers
cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
rain showers
cloud
cloud
light rain
cloud
mod rain
part cloud
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
thunderstorm
clear
cloud
rain showers
light rain
rain showers
mod rain
mod rain
rain showers
part cloud
cloudy
light rain
light rain
rain shwrs
rain shwrs
cloudy
some clouds
clear
clear
clear
some clouds
cloudy
some clouds
clear
some clouds
clear
clear
some clouds
some clouds
rain shwrs
cloudy
cloudy
light rain
cloudy
mod rain
some clouds
clear
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
risk tstorm
clear
cloudy
rain shwrs
light rain
rain shwrs
mod rain
mod rain
rain shwrs
some clouds
km/h
35
S
15
SSW
10
ESE
5
NW
10
NW
15
NNW
15
N
5
NW
15
SW
20
SSW
5
SW
10
WSW
10
W
10
N
15
E
20
E
5
SSE
10
SSW
20
S
10
WSW
10
NNW
10
NNW
0
ESE
20
SSW
20
W
20
NNW
5
ESE
10
SSE
10
N
10
ENE
10
SSE
10
S
15
SW
25
S
20
SSW
20
SW
20
SW
5
NNW
5
SSW
10
SSE
5
SSW
10
NNE
20
E
15
NE
20
NNE
10
ENE
5
NNE
5
2
4
1
2
1
6
1
5
1
3
9
7
3
max °C
19
16
14
14
13
13
16
13
17
22
18
21
27
25
17
19
15
21
27
24
17
17
15
18
21
16
14
17
15
16
19
15
18
21
15
20
26
24
22
25
20
20
16
13
10
15
13
Moonrise
3:51
4:20
4:54
5:39
6:36
7:44
9:00
10:18
11:32
12:43
1:50
2:55
3:58
5:02
6:06
Moonset
4:30
5:46
7:06
8:29
9:48
10:58
11:54
12:37
1:11
1:38
2:01
2:22
2:42
3:03
3:26
Sunrise
5:35
5:35
5:33
5:33
5:31
5:31
5:30
5:28
5:28
5:28
5:26
5:26
5:26
5:24
5:24
Sunset
8:00
8:01
8:02
8:04
8:05
8:06
8:07
8:07
8:08
8:09
8:10
8:12
8:13
8:14
8:14
8:15
Today's sea temperature in Black Rock Harbor entrance is
11.1° C
(Statistics for 13 May 1981-2005 – mean: 10.4 max: 12.5 min: 7.4°C)
Issued (local time): 1 pm Wednesday 13 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest