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 06:16 AM and sunset is at 07:55 PM.

Days 1–3 Weather Summary

Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Tue night. Low air temperatures (max 6°C on Mon night, min 1°C on Tue night). Winds increasing (calm on Tue afternoon, strong winds from the N by Wed night).

Days 4–6 Weather Summary

Moderate rain (total 11mm), heaviest on Sat afternoon. Air temperatures will be slightly above freezing (max 3°C on Thu night, min 1°C on Thu morning). Winds decreasing (fresh winds from the NW on Thu night, light winds from the NNE by Fri afternoon).

Days 7–9 Weather Summary

Mostly dry. Very mild (max 11°C on Tue night, min 1°C on Mon morning). Winds decreasing (strong winds from the WNW on Sun night, light winds from the WSW by Mon afternoon).

Days 10–12 Weather Summary

Light rain (total 3mm), mostly falling on Fri night. Mild temperatures (max 8°C on Wed night, min 5°C on Fri night). Winds increasing (light winds from the E on Thu afternoon, fresh winds from the ESE by Fri afternoon).

Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
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
12:34PM0.91m
4:57AM0.83m
1:21PM0.90m
6:10AM0.85m
2:41PM0.87m
7:12AM0.88m
5:17PM0.86m
7:49AM0.89m
6:30PM0.86m
8:16AM0.89m
7:34PM0.86m
8:38AM0.88m
8:30PM0.85m
8:52AM0.86m
9:18PM0.84m
8:59AM0.84m
9:59PM0.83m
9:13AM0.84m
10:35PM0.82m
9:35AM0.84m
11:09PM0.81m
10:02AM0.86m
11:46PM0.81m
Low Tide
6:33AM0.74m
8:52PM0.39m
7:04AM0.80m
10:14PM0.47m
10:52AM0.81m
11:32PM0.51m
11:58AM0.77m
00:45AM0.52m
12:47PM0.70m
1:43AM0.51m
1:26PM0.61m
2:16AM0.49m
2:01PM0.51m
2:36AM0.48m
2:34PM0.40m
2:58AM0.47m
3:08PM0.31m
3:23AM0.47m
3:41PM0.23m
3:49AM0.48m
4:15PM0.19m
4:17AM0.51m
4:50PM0.17m
4:46AM0.55m
Wave
height (m) 
direction
period (s) 
0.6
SE
10
0.7
SE
10
0.6
SE
10
0.5
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
8
0.4
SE
8
1
NNE
5
0.9
NE
5
0.7
NE
5
0.8
NE
6
0.5
NE
5
0.6
NE
6
0.4
NE
6
0.7
S
4
0.6
S
4
0.8
SW
4
0.8
WSW
4
0.8
WSW
4
0.7
W
3
0.5
NW
3
0.4
NE
6
0.4
SSW
3
0.5
SSW
3
0.4
SSW
3
0.5
S
3
0.3
S
4
0.1
SE
10
0.4
SE
3
0.4
SE
12
0.4
SE
11
0.6
SE
10
0.7
SE
10
1.1
SE
10
0.9
ESE
9
cloud
light rain
part cloud
clear
clear
light snow
light snow
light snow
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
light rain
mod rain
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
part cloud
cloud
cloud
light rain
cloudy
light rain
some clouds
clear
clear
light snow
light snow
light snow
clear
some clouds
some clouds
clear
some clouds
some clouds
some clouds
light rain
mod rain
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
clear
clear
some clouds
cloudy
cloudy
light rain
 km/h
20
SSW
20
S
10
WSW
10
W
5
WSW
15
W
15
NNW
20
N
35
N
30
N
25
N
35
NW
15
N
10
NNE
15
S
30
S
25
SSE
30
WSW
35
W
35
W
40
WNW
25
NW
20
W
25
SSW
25
SSW
20
SSW
30
SSW
15
SSW
10
E
15
E
20
NE
10
ENE
10
ESE
25
SE
30
ESE
20
SSE
 mm 
1.0
1.0
3
6
2.0
2.0
max°C
4
4
6
5
6
5
1
3
3
1
1
3
1
1
3
3
3
3
2
2
3
1
3
7
8
9
11
7
7
8
7
7
8
6
7
8
Moonrise
11:03
12:13
1:23
2:32
3:39
4:44
5:50
6:57
8:06
9:17
10:30
11:43
Moonset
3:14
3:48
4:14
4:33
4:50
5:04
5:17
5:30
5:45
6:01
6:22
6:49
Sunrise
6:16
6:13
6:11
6:09
6:07
6:05
6:05
6:03
6:01
5:58
5:58
5:56
Sunset
7:55
7:57
7:59
8:00
8:00
8:02
8:04
8:06
8:07
8:07
8:09
8:10
Today's sea temperature in Old Harry is 0.6 °C (Statistics for 15 Apr 1981-2005 – mean: 0.6 max: 1.6 min: -0.1°C)
Nearest