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 — and sunset is at —.

Days 1–4 Weather Summary

Light rain (total 7mm), mostly falling on Tue afternoon. Cool air temperatures (max 10°C on Tue afternoon, min 8°C on Wed night). Mainly strong winds.

Days 5–7 Weather Summary

Moderate rain (total 16mm), heaviest on Thu night. Low air temperatures (max 8°C on Thu night, min 2°C on Fri night). Winds decreasing (strong winds from the NNE on Fri morning, calm by Sat afternoon).

Days 8–10 Weather Summary

Heavy rain (total 29mm), heaviest during Sun night. Very mild (max 11°C on Sun night, min 6°C on Wed afternoon). Winds decreasing (near gales from the W on Tue afternoon, light winds from the SSE by Wed afternoon).

Days 11–13 Weather Summary

Heavy rain (total 41mm), heaviest during Wed night. Very mild (max 10°C on Wed night, min 5°C on Fri night). Winds decreasing (strong winds from the WSW on Thu night, calm by Fri afternoon).

Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wed
25
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
AM
Wave Height Map
High Tide
11:19PM7.38m
11:44AM7.11m
00:15AM6.87m
12:52PM6.63m
1:38AM6.58m
2:28PM6.51m
3:13AM6.73m
3:52PM6.84m
4:21AM7.22m
4:48PM7.40m
5:09AM7.84m
5:30PM8.02m
5:48AM8.47m
6:07PM8.61m
6:23AM9.05m
6:41PM9.12m
6:57AM9.53m
7:14PM9.51m
7:30AM9.86m
7:48PM9.73m
8:05AM9.99m
8:24PM9.75m
8:42AM9.89m
9:01PM9.55m
9:20AM9.56m
9:41PM9.15m
10:03AM9.01m
10:26PM8.58m
Low Tide
5:24AM3.26m
5:54PM3.51m
6:30AM3.75m
7:12PM3.89m
8:04AM3.93m
8:47PM3.87m
9:32AM3.67m
10:01PM3.48m
10:33AM3.14m
10:53PM2.91m
11:17AM2.54m
11:33PM2.31m
11:54AM1.94m
00:09AM1.73m
12:29PM1.40m
00:42AM1.24m
1:02PM0.99m
1:15AM0.89m
1:35PM0.72m
1:48AM0.70m
2:09PM0.65m
2:23AM0.72m
2:44PM0.80m
3:00AM0.96m
3:23PM1.17m
3:41AM1.41m
4:05PM1.73m
Wave
height (m) 
direction
period (s) 
1.1
SW
11
1.5
WSW
18
1.5
WSW
16
1.4
WSW
15
2.5
WSW
14
3
WSW
14
1.9
WSW
14
2.2
SW
16
2.5
WSW
16
2.3
WSW
14
1.9
WSW
12
1.5
WSW
12
0.8
WSW
12
0.7
WSW
13
0.7
WSW
13
1
WSW
13
1.3
WSW
10
1.4
WSW
11
1.6
WSW
12
2.5
WSW
10
2.4
WSW
11
3
WSW
10
3
WSW
11
3.5
WSW
12
3
WSW
12
1.7
WSW
10
1.1
WSW
12
1
WSW
8
1.7
WSW
10
2.2
SW
10
3.5
WSW
12
3.5
WSW
14
2.4
WSW
14
1.6
WSW
12
1.7
WSW
10
1.3
WSW
10
1.1
WSW
10
1
WSW
12
1
WSW
12
0.8
WSW
11
0.7
WSW
10
0.7
WSW
13
0.5
WSW
12
0.5
WSW
12
0.4
WSW
12
0.4
WSW
11
0.9
ESE
4
light rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
part cloud
rain showers
light rain
light rain
part cloud
clear
cloud
light rain
light rain
cloud
rain showers
cloud
light rain
rain showers
part cloud
rain showers
rain showers
part cloud
mod rain
heavy rain
rain showers
light rain
rain showers
part cloud
cloud
heavy rain
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
mod rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
cloudy
cloudy
cloudy
some clouds
rain shwrs
light rain
light rain
some clouds
clear
cloudy
light rain
light rain
cloudy
rain shwrs
cloudy
light rain
rain shwrs
some clouds
rain shwrs
rain shwrs
some clouds
mod rain
heavy rain
rain shwrs
light rain
rain shwrs
some clouds
cloudy
heavy rain
some clouds
clear
clear
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
light rain
mod rain
mod rain
light rain
 km/h
25
ESE
15
S
15
SSW
10
SSW
40
SW
30
SW
15
NNE
20
W
35
W
20
WSW
15
E
40
NNE
15
N
10
N
5
ESE
30
SSE
35
SSE
20
SSE
35
SSE
30
W
35
WSW
40
WSW
45
W
50
WSW
35
W
15
W
10
SSE
10
E
25
SW
35
WSW
40
WSW
30
W
20
WNW
15
SSE
35
NNW
30
NNW
5
NNW
10
WSW
25
W
10
W
10
W
20
WSW
10
W
5
ENE
10
ESE
10
E
30
ESE
 mm 
1
1
2
1
2
5
4
2
2
3
16
1
4
1
1
6
19
4
3
3
12
1
7
7
4
max°C
9
9
10
10
10
9
8
9
9
8
8
4
3
5
5
4
5
6
11
9
9
8
8
8
8
8
8
10
10
10
10
9
7
8
7
7
5
7
7
6
8
8
8
8
8
8
5
Moonrise
2:54
4:03
5:05
5:55
6:33
7:00
7:20
7:35
7:48
8:00
8:11
8:24
8:40
9:01
9:31
10:15
Moonset
10:17
10:49
11:33
12:32
1:43
3:00
4:20
5:41
7:02
8:23
9:46
11:12
12:40
2:09
3:32
Sunrise
7:39
7:37
7:35
7:33
7:31
7:28
7:26
7:24
7:22
7:20
7:18
7:16
7:15
7:13
7:11
7:09
Sunset
5:21
5:22
5:23
5:25
5:28
5:30
5:31
5:34
5:35
5:37
5:38
5:40
5:43
5:45
5:45
Today's sea temperature in Swansea is
7.4° C
(Statistics for 09 Feb 1981-2005 – mean: 9.0 max: 9.9 min: 7.6°C)
Issued (local time): 11 pm Monday 09 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest