Swansea Sea Conditions and Tide Table

Swansea 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 04:58 AM and sunset is at 09:30 PM.

Days 1–3 Weather Summary

Moderate rain (total 17mm), heaviest on Thu morning. Cool air temperatures (max 15°C on Thu afternoon, min 10°C on Tue night). Winds increasing (light winds from the WNW on Tue night, fresh winds from the W by Thu morning).

Days 4–6 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Sun afternoon, min 14°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 7mm), mostly falling on Wed night. Warm (max 26°C on Mon afternoon, min 13°C on Tue night). Winds increasing (light winds from the SE on Mon night, strong winds from the WSW by Wed morning).

Days 10–12 Weather Summary

Some drizzle, heaviest during Sat night. Warm (max 22°C on Sat afternoon, min 13°C on Thu night). Wind will be generally light.

Days 13–16 Weather Summary

Light rain (total 2mm), mostly falling on Sun afternoon. Very mild (max 17°C on Sun afternoon, min 11°C on Tue night). Wind will be generally light.

Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wed
24
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
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High Tide
1:36PM7.47m
2:06AM7.72m
2:42PM7.64m
3:12AM7.94m
3:46PM7.97m
4:15AM8.30m
4:46PM8.43m
5:13AM8.71m
5:42PM8.91m
6:08AM9.11m
6:34PM9.34m
7:00AM9.41m
7:24PM9.64m
7:50AM9.56m
8:13PM9.78m
8:40AM9.54m
9:03PM9.73m
9:29AM9.35m
9:52PM9.51m
10:19AM9.01m
10:42PM9.14m
11:10AM8.59m
11:34PM8.69m
12:03PM8.14m
00:29AM8.22m
1:00PM7.73m
1:28AM7.81m
2:01PM7.45m
Low Tide
7:19AM2.84m
7:47PM2.90m
8:26AM2.71m
8:54PM2.69m
9:30AM2.42m
9:57PM2.32m
10:28AM2.03m
10:55PM1.87m
11:23AM1.61m
11:49PM1.42m
12:14PM1.25m
00:41AM1.05m
1:04PM1.00m
1:31AM0.83m
1:53PM0.90m
2:21AM0.78m
2:42PM0.97m
3:10AM0.91m
3:31PM1.20m
4:01AM1.21m
4:21PM1.55m
4:53AM1.62m
5:13PM1.97m
5:47AM2.07m
6:09PM2.40m
6:45AM2.50m
7:09PM2.77m
7:46AM2.82m
8:12PM3.01m
Wave
Height (m)
Direction
Period (s)
1.6
WSW
7
1.6
WSW
7
1.5
WSW
7
0.9
WSW
7
1.2
WSW
6
1.2
WSW
7
1.5
WSW
5
1.8
WSW
7
1.2
WSW
8
1.1
WSW
7
0.9
WSW
7
0.7
WSW
10
0.6
WSW
11
0.5
WSW
11
0.5
WSW
11
0.5
WSW
10
0.4
WSW
10
0.4
WSW
10
0.5
WSW
10
0.4
WSW
9
0.3
WSW
9
0.4
WSW
8
0.8
WSW
4
1.4
WSW
6
1.9
WSW
7
2.1
WSW
7
2
WSW
8
1.2
WSW
9
1.2
WSW
9
1.1
WSW
8
0.8
WSW
8
0.6
WSW
8
0.5
WSW
8
0.6
WSW
8
0.5
WSW
7
0.8
ESE
4
0.8
ESE
4
0.6
ESE
4
0.5
SW
9
0.5
SW
8
0.4
WSW
8
0.6
WSW
8
0.9
WSW
10
0.9
WSW
10
0.8
WSW
9
0.4
WSW
8
0.4
WSW
8
rain showers
rain showers
rain showers
rain showers
part cloud
rain showers
mod rain
cloud
cloud
part cloud
clear
part cloud
cloud
clear
clear
clear
part cloud
clear
clear
clear
part cloud
cloud
part cloud
rain showers
rain showers
rain showers
rain showers
cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
cloud
light rain
rain showers
part cloud
part cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
rain shwrs
rain shwrs
rain shwrs
rain shwrs
some clouds
rain shwrs
mod rain
cloudy
cloudy
some clouds
clear
some clouds
cloudy
clear
clear
clear
some clouds
clear
clear
clear
some clouds
cloudy
some clouds
rain shwrs
rain shwrs
rain shwrs
rain shwrs
cloudy
some clouds
clear
some clouds
some clouds
some clouds
some clouds
some clouds
light rain
cloudy
light rain
rain shwrs
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
clear
some clouds
km/h
30
W
35
W
20
W
15
WSW
30
W
15
W
35
SSW
30
W
15
WSW
20
W
20
WSW
5
WSW
0
SW
0
SSW
10
E
20
SE
20
SE
15
E
15
ESE
20
SE
5
SE
15
WSW
25
WSW
30
WSW
35
WSW
40
SW
30
WSW
25
WSW
30
WSW
15
WSW
10
W
10
W
10
NE
15
E
20
E
30
E
25
ESE
20
ESE
10
WSW
10
WSW
10
WSW
10
N
20
ENE
20
ENE
10
NE
10
NNE
10
W
2
1
3
1
1
9
1
2
2
2
1
1
1
max °C
13
13
11
13
13
12
14
15
14
16
16
15
21
23
22
22
24
20
25
26
22
16
15
13
14
14
15
15
15
14
16
17
15
19
22
19
16
17
16
16
17
15
16
16
13
15
16
Moonrise
1:47
1:59
2:13
2:31
2:56
3:34
4:29
5:46
7:16
8:47
10:15
11:38
12:56
2:11
3:25
4:40
Moonset
2:26
3:48
5:15
6:47
8:20
9:43
10:48
11:32
12:02
12:22
12:37
12:49
1:01
1:12
1:25
Sunrise
4:58
4:58
4:58
4:58
4:56
4:56
4:56
4:56
4:56
4:56
4:56
4:56
4:56
4:56
4:58
4:58
Sunset
9:30
9:30
9:31
9:32
9:32
9:34
9:34
9:35
9:35
9:36
9:36
9:36
9:37
9:37
9:37
9:37
Today's sea temperature in Swansea is
15.7° C
(Statistics for 09 Jun 1981-2005 – mean: 12.7 max: 14.0 min: 11.5°C)
Issued (local time): 12 pm Tuesday 09 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest