Swanage Sea Conditions and Tide Table

Swanage 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 08:03 AM and sunset is at 04:02 PM.

Days 1–3 Weather Summary

Heavy rain (total 31mm), heaviest during Thu morning. Cool air temperatures (max 12°C on Wed night, min 9°C on Thu night). Winds decreasing (gales from the SSW on Thu afternoon, moderate winds from the WSW by Fri afternoon).

Days 4–6 Weather Summary

Heavy rain (total 24mm), heaviest during Sun night. Cool air temperatures (max 10°C on Sat night, min 5°C on Mon night). Winds decreasing (strong winds from the S on Sat morning, calm by Mon afternoon).

Days 7–9 Weather Summary

Moderate rain (total 11mm), heaviest on Wed afternoon. Mild temperatures (max 9°C on Wed night, min 5°C on Tue night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 7mm), mostly falling on Sun morning. Mild temperatures (max 9°C on Sat morning, min 6°C on Fri afternoon). Winds decreasing (fresh winds from the SSE on Sun morning, light winds from the NNE by Mon morning).

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
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
6:01AM1.26m
6:18PM1.11m
6:34AM1.31m
6:54PM1.16m
7:07AM1.36m
7:28PM1.20m
7:38AM1.40m
8:00PM1.21m
8:10AM1.43m
8:32PM1.22m
8:41AM1.45m
9:05PM1.21m
9:13AM1.46m
9:39PM1.20m
9:46AM1.46m
10:16PM1.18m
10:22AM1.43m
10:58PM1.15m
11:03AM1.36m
11:48PM1.11m
11:50AM1.26m
00:51AM1.08m
12:52PM1.15m
2:25AM1.08m
Low Tide
2:02PM0.27m
2:10AM0.33m
2:37PM0.20m
2:46AM0.30m
3:11PM0.14m
3:20AM0.28m
3:44PM0.10m
3:53AM0.28m
4:18PM0.07m
4:27AM0.29m
4:52PM0.06m
00:31AM0.82m
5:28PM0.06m
00:58AM0.80m
6:05PM0.07m
6:17AM0.42m
6:43PM0.10m
6:59AM0.48m
7:24PM0.15m
7:45AM0.53m
8:09PM0.21m
8:40AM0.57m
9:04PM0.28m
Wave
height (m) 
direction
period (s) 
1
SW
14
1.8
SW
6
3
SW
8
2.3
SSW
6
4
SSW
8
2.1
SW
18
1.7
SW
17
1.5
SW
16
1.4
SW
15
1.8
SW
6
2.1
SW
7
2.1
S
6
2
SW
15
1.8
SW
18
1.1
SW
17
1
SW
15
0.9
SW
10
0.8
SW
10
0.6
SW
9
0.5
SW
9
0.5
SW
10
0.6
SW
9
0.9
ESE
4
0.8
ESE
5
0.7
SW
9
0.5
SW
8
0.8
SE
4
0.7
ESE
4
0.5
E
4
0.5
E
4
0.5
E
4
0.4
ESE
3
0.7
SSE
4
1.7
SSW
6
1.5
SW
8
1.4
SW
12
cloud
light rain
mod rain
heavy rain
mod rain
rain showers
clear
clear
clear
clear
cloud
light rain
light rain
rain showers
heavy rain
light rain
cloud
light rain
cloud
part cloud
part cloud
light rain
mod rain
rain showers
part cloud
clear
part cloud
part cloud
cloud
cloud
light rain
clear
part cloud
light rain
light rain
rain showers
cloudy
light rain
mod rain
heavy rain
mod rain
rain shwrs
clear
clear
clear
clear
cloudy
light rain
light rain
rain shwrs
heavy rain
light rain
cloudy
light rain
cloudy
some clouds
some clouds
light rain
mod rain
rain shwrs
some clouds
clear
some clouds
some clouds
cloudy
cloudy
light rain
clear
some clouds
light rain
light rain
rain shwrs
 km/h
30
SSW
40
SSW
50
SSW
40
S
75
SSW
25
W
25
WSW
20
WSW
25
SSW
35
S
35
SSE
35
SSE
35
SSE
25
SSW
10
ENE
25
WNW
5
W
15
N
5
WSW
5
ENE
20
NE
20
ENE
30
NE
10
SE
15
WSW
15
SE
20
E
15
NE
20
NE
15
NE
15
SE
15
SE
20
SSE
35
SSE
20
SE
20
E
 mm 
2
7
14
7
1
1
2
1
12
3
5
2
7
2
1
4
1
1
max°C
10
10
12
12
12
11
10
11
10
9
9
10
10
10
9
7
7
6
7
7
6
8
8
9
9
9
9
8
8
7
9
9
9
8
9
9
Moonrise
5:56
7:06
8:09
9:03
9:44
10:15
10:38
10:56
11:10
11:23
11:36
11:49
Moonset
1:47
2:17
2:59
3:53
4:59
6:13
7:29
8:46
10:03
11:20
12:40
Sunrise
8:03
8:03
8:04
8:04
8:06
8:07
8:07
8:07
8:07
8:07
8:07
8:07
Sunset
4:02
4:04
4:04
4:04
4:05
4:05
4:06
4:06
4:07
4:07
4:08
4:08
Today's sea temperature in Swanage is
11.5° C
(Statistics for 17 Dec 1981-2005 – mean: 11.2 max: 12.3 min: 10.4°C)
Issued (local time): 5 am Wednesday 17 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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