Old Harry Sea Conditions and Tide Table

Old Harry 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 06:48 AM and sunset is at 07:31 PM.

Days 1–3 Weather Summary

Heavy rain (total 24mm), heaviest during Fri afternoon. Icy conditions (max 7°C on Fri afternoon, min -1°C on Sun morning). Winds decreasing (near gales from the SSE on Sat morning, light winds from the NNW by Sun night).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 2°C on Mon night, min -1°C on Mon morning). Winds increasing (light winds from the NNW on Mon morning, strong winds from the ESE by Wed night).

Days 7–9 Weather Summary

A moderate fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 4°C on Sat night, min -1°C on Sat afternoon). Winds decreasing (severe gales from the E on Thu afternoon, light winds from the NW by Sat night).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Sun night, min -1°C on Sun morning). Winds increasing (light winds from the WSW on Mon night, strong winds from the NE by Tue night).

Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
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
11:06AM0.87m
00:16AM0.83m
11:33AM0.90m
1:01AM0.82m
12:02PM0.93m
3:24AM0.80m
12:35PM0.95m
5:03AM0.82m
1:16PM0.96m
6:24AM0.85m
2:23PM0.95m
7:28AM0.88m
4:25PM0.93m
8:06AM0.89m
6:01PM0.93m
8:34AM0.89m
7:15PM0.94m
8:58AM0.89m
8:21PM0.94m
9:17AM0.88m
9:25PM0.93m
9:34AM0.88m
10:25PM0.91m
Low Tide
5:46PM0.27m
5:38AM0.56m
6:24PM0.30m
6:06AM0.65m
7:07PM0.34m
6:36AM0.72m
8:03PM0.39m
7:09AM0.79m
9:35PM0.43m
7:57AM0.84m
11:10PM0.43m
11:36AM0.81m
00:23AM0.40m
12:35PM0.72m
1:23AM0.36m
1:24PM0.60m
2:12AM0.33m
2:11PM0.46m
2:55AM0.32m
2:56PM0.32m
3:32AM0.34m
3:41PM0.21m
4:07AM0.39m
Wave
height (m) 
direction
period (s) 
0.8
SSE
4
0.9
SSE
4
1.6
ESE
6
2.2
SSE
6
2
SSE
6
1
S
4
0.9
SW
4
0.7
SW
4
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.7
N
4
0.8
NE
5
1.1
NE
5
1.1
NE
6
1.3
NE
6
1.1
NE
6
0.6
NE
5
1.8
E
6
2.5
E
8
4
ESE
10
3
ESE
9
2.5
ENE
8
2
ENE
7
1.6
NE
6
1.3
NE
6
0.7
NE
6
0.4
WSW
2
0.6
SW
4
0.7
NW
4
0.7
N
4
0.4
NNE
6
0.2
NNE
5
0.1
SE
15
0.2
ESE
14
0.8
NE
4
mod rain
mod rain
mod rain
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
part cloud
cloud
part cloud
cloud
light snow
heavy snow
light snow
light snow
clear
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
mod rain
mod rain
mod rain
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
clear
some clouds
cloudy
some clouds
cloudy
light snow
heavy snow
light snow
light snow
clear
some clouds
some clouds
some clouds
cloudy
some clouds
clear
clear
some clouds
cloudy
some clouds
some clouds
cloudy
 km/h
30
SSE
30
SSE
40
ESE
55
SSE
50
S
35
SW
35
WSW
30
WSW
10
NNW
20
NW
20
N
30
N
30
NE
30
NNE
25
NNE
35
NNE
30
NNE
25
ENE
55
E
65
E
75
E
60
NE
55
NE
45
NE
40
NNE
35
NNE
20
NNW
25
WSW
30
SW
35
NNW
30
NNW
15
WNW
10
WSW
10
NNE
20
NE
30
NE
 mm 
7
8
9
max°C
5
7
6
3
2
1
-1
-1
0
-1
0
2
0
0
0
-1
-1
1
1
2
1
0
2
2
0
0
4
-1
2
3
0
0
0
0
0
-1
Moonrise
12:41
1:52
2:57
3:51
4:33
5:04
5:29
5:50
6:08
6:26
6:45
Moonset
8:17
8:47
9:26
10:20
11:28
12:47
2:12
3:38
5:04
6:30
7:56
9:23
Sunrise
6:48
6:47
6:45
6:43
6:41
6:39
6:37
6:35
6:33
6:31
6:28
6:26
Sunset
7:31
7:32
7:34
7:36
7:37
7:38
7:39
7:42
7:43
7:44
7:45
7:46
Today's sea temperature in Old Harry is 0.2 °C (Statistics for 29 Mar 1981-2005 – mean: -0.1 max: 0.7 min: -1.0°C)
Nearest