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 05:09 AM and sunset is at 09:15 PM.

Days 1–3 Weather Summary

Light rain (total 2mm), mostly falling on Wed morning. Warm air temperatures (max 27°C on Tue afternoon, min 12°C on Thu night). Winds increasing (calm on Tue afternoon, fresh winds from the ESE by Wed morning).

Days 4–6 Weather Summary

Some drizzle, heaviest during Sun night. Cool air temperatures (max 18°C on Sat morning, min 13°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Heavy rain (total 29mm), heaviest during Mon morning. Very mild (max 15°C on Mon morning, min 12°C on Tue night). Winds increasing (light winds from the SW on Mon night, strong winds from the WSW by Wed night).

Days 10–12 Weather Summary

Moderate rain (total 11mm), heaviest on Fri morning. Very mild (max 15°C on Fri morning, min 11°C on Thu night). Winds decreasing (strong winds from the W on Thu morning, light winds from the WSW by Sat night).

Days 13–16 Weather Summary

Moderate rain (total 12mm), heaviest on Wed night. Very mild (max 15°C on Sun afternoon, min 11°C on Mon night). Winds increasing (calm on Tue night, strong winds from the SSW by Wed night).

Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wed
10
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
3:57PM7.58m
4:22AM7.86m
4:50PM7.84m
5:12AM8.07m
5:34PM8.12m
5:54AM8.26m
6:14PM8.37m
6:32AM8.42m
6:50PM8.56m
7:08AM8.52m
7:25PM8.68m
7:43AM8.56m
8:00PM8.72m
8:18AM8.53m
8:34PM8.67m
8:53AM8.43m
9:10PM8.54m
9:30AM8.26m
9:48PM8.36m
10:09AM8.05m
10:28PM8.14m
10:51AM7.82m
11:13PM7.93m
11:39AM7.62m
00:04AM7.75m
12:34PM7.48m
1:02AM7.67m
1:36PM7.47m
Low Tide
9:44AM2.73m
10:07PM2.75m
10:36AM2.54m
10:57PM2.50m
11:20AM2.32m
11:39PM2.25m
11:58AM2.12m
00:16AM2.04m
12:33PM1.95m
00:52AM1.88m
1:07PM1.83m
1:27AM1.78m
1:41PM1.79m
2:01AM1.77m
2:15PM1.83m
2:36AM1.84m
2:51PM1.95m
3:13AM1.98m
3:28PM2.14m
3:51AM2.19m
4:07PM2.36m
4:33AM2.42m
4:51PM2.60m
5:20AM2.64m
5:41PM2.81m
6:16AM2.80m
6:41PM2.93m
7:19AM2.84m
7:47PM2.90m
Wave
Height (m)
Direction
Period (s)
0.4
WSW
10
0.4
WSW
12
0.4
WSW
11
0.8
ESE
5
0.8
ESE
4
0.5
WSW
10
0.5
WSW
7
0.3
WSW
9
0.3
WSW
9
0.4
SW
14
0.4
WSW
12
0.7
WSW
11
0.7
WSW
10
0.5
WSW
8
0.9
WSW
12
1
WSW
11
1
WSW
11
1
WSW
11
1.1
WSW
11
1.6
WSW
7
1.1
WSW
8
1.1
WSW
9
1.3
WSW
13
1.2
WSW
12
1.2
WSW
11
1.6
WSW
6
2.3
WSW
8
3
WSW
10
3
WSW
14
1.9
WSW
13
2.1
SW
6
2.5
WSW
8
2.3
WSW
10
1.7
WSW
11
1.9
WSW
7
1.7
WSW
11
1.3
WSW
11
1.1
WSW
12
1.1
WSW
11
1.7
WSW
6
1.8
WSW
7
1.5
WSW
12
1.1
WSW
11
0.9
WSW
10
0.6
WSW
10
0.9
SE
4
1.1
SW
7
clear
clear
clear
thunderstorm
clear
rain showers
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
light rain
heavy rain
mod rain
rain showers
rain showers
rain showers
clear
cloud
rain showers
rain showers
rain showers
rain showers
light rain
rain showers
part cloud
part cloud
light rain
light rain
part cloud
part cloud
part cloud
part cloud
rain showers
clear
clear
part cloud
cloud
cloud
light rain
rain showers
clear
clear
clear
risk tstorm
clear
rain shwrs
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
clear
light rain
heavy rain
mod rain
rain shwrs
rain shwrs
rain shwrs
clear
cloudy
rain shwrs
rain shwrs
rain shwrs
rain shwrs
light rain
rain shwrs
some clouds
some clouds
light rain
light rain
some clouds
some clouds
some clouds
some clouds
rain shwrs
clear
clear
some clouds
cloudy
cloudy
light rain
rain shwrs
km/h
5
SE
5
SW
10
ENE
25
ESE
25
E
20
ESE
15
SE
10
SSW
10
WSW
10
W
15
WSW
5
NW
5
WSW
15
W
10
W
15
WSW
25
WSW
10
S
25
S
25
SW
15
S
20
WSW
25
WSW
10
WSW
25
SW
35
SW
35
WSW
45
W
40
WSW
20
SW
40
SSW
40
WSW
35
WSW
20
SSW
35
SW
20
WSW
15
SW
15
SW
15
SW
35
WSW
35
WSW
20
WSW
15
WSW
10
WSW
10
SE
30
SE
20
SSW
1
1
1
14
6
1
1
1
2
4
2
2
1
4
1
1
2
2
2
max °C
26
27
25
21
24
20
20
22
16
16
17
14
18
17
14
15
15
15
15
15
13
15
15
13
14
14
13
13
13
12
15
14
13
15
15
13
14
15
13
14
14
12
14
14
13
13
13
Moonrise
4:22
5:36
6:50
8:04
9:15
10:21
11:16
11:58
12:29
12:52
1:10
1:23
1:35
1:47
1:59
Moonset
2:53
3:05
3:18
3:33
3:55
4:23
5:01
5:53
6:55
8:06
9:20
10:36
11:51
1:07
2:26
3:48
Sunrise
5:09
5:07
5:07
5:05
5:05
5:03
5:03
5:03
5:01
5:01
5:01
5:00
5:00
4:58
4:58
4:58
Sunset
9:15
9:16
9:17
9:19
9:21
9:22
9:22
9:23
9:24
9:25
9:27
9:28
9:29
9:30
9:30
9:30
Today's sea temperature in Swansea is
13.9° C
(Statistics for 26 May 1981-2005 – mean: 11.8 max: 12.9 min: 10.2°C)
Issued (local time): 12 pm Tuesday 26 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest