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 05:18 AM and sunset is at 09:22 PM.

Days 1–3 Weather Summary

Light rain (total 7mm), mostly falling on Sat afternoon. Warm air temperatures (max 21°C on Thu afternoon, min 12°C on Sat night). Winds increasing (calm on Thu night, fresh winds from the WNW by Sat night).

Days 4–6 Weather Summary

Moderate rain (total 10mm), heaviest on Mon morning. Cool air temperatures (max 18°C on Mon afternoon, min 13°C on Mon night). Winds decreasing (fresh winds from the W on Sun afternoon, calm by Mon night).

Days 7–9 Weather Summary

Moderate rain (total 12mm), heaviest on Thu morning. Very mild (max 17°C on Wed morning, min 13°C on Thu night). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Warm (max 21°C on Mon afternoon, min 13°C on Sat night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
4:56PM7.58m
5:25AM7.76m
5:51PM8.08m
6:16AM8.25m
6:39PM8.62m
7:03AM8.75m
7:24PM9.14m
7:48AM9.18m
8:08PM9.55m
8:31AM9.48m
8:52PM9.81m
9:15AM9.61m
9:35PM9.87m
9:59AM9.54m
10:20PM9.72m
10:45AM9.27m
11:07PM9.37m
11:33AM8.85m
11:58PM8.86m
12:27PM8.35m
00:55AM8.29m
1:28PM7.88m
2:02AM7.79m
Low Tide
10:38AM2.97m
11:08PM2.78m
11:32AM2.57m
00:00AM2.29m
12:21PM2.09m
00:47AM1.78m
1:07PM1.63m
1:31AM1.32m
1:50PM1.24m
2:15AM0.97m
2:33PM0.98m
2:58AM0.80m
3:16PM0.90m
3:42AM0.82m
4:00PM1.01m
4:27AM1.05m
4:46PM1.30m
5:15AM1.45m
5:36PM1.75m
6:08AM1.96m
6:33PM2.27m
7:08AM2.48m
7:40PM2.73m
Wave
height (m) 
direction
period (s) 
0.4
WSW
6
0.5
WSW
6
0.8
WSW
8
0.6
WSW
8
0.6
WSW
7
0.6
WSW
7
0.8
WSW
6
0.9
WSW
9
1.6
WSW
7
1.3
WSW
9
1.3
WSW
7
1.2
WSW
6
1.2
WSW
6
1
WSW
7
0.8
WSW
8
0.8
WSW
8
0.7
WSW
8
0.5
WSW
8
0.8
WSW
6
0.6
WSW
6
0.8
WSW
7
0.7
WSW
7
1.5
WSW
6
1.5
WSW
7
0.9
WSW
7
0.9
WSW
7
0.9
WSW
8
0.9
WSW
5
0.7
WSW
6
0.5
WSW
8
0.4
WSW
9
0.4
WSW
9
0.3
WSW
8
0.3
WSW
8
0.3
WSW
8
0.2
WSW
8
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
light rain
light rain
part cloud
clear
part cloud
light rain
rain showers
clear
clear
clear
part cloud
rain showers
part cloud
cloud
part cloud
mod rain
rain showers
clear
part cloud
part cloud
light rain
cloud
clear
clear
clear
cloud
clear
clear
part cloud
part cloud
some clouds
some clouds
some clouds
some clouds
some clouds
light rain
light rain
light rain
some clouds
clear
some clouds
light rain
rain shwrs
clear
clear
clear
some clouds
rain shwrs
some clouds
cloudy
some clouds
mod rain
rain shwrs
clear
some clouds
some clouds
light rain
cloudy
clear
clear
clear
cloudy
clear
clear
some clouds
some clouds
 km/h
10
SE
5
S
5
SSW
10
SSW
10
SW
15
S
10
S
20
SSW
30
WNW
30
W
30
W
25
SW
20
SW
25
NW
10
NW
15
W
20
WSW
10
SSW
10
S
20
WSW
10
WSW
20
SSE
30
WSW
20
W
15
WSW
25
WSW
15
SW
20
SW
20
WSW
5
WNW
5
W
10
WSW
10
NNE
10
ENE
5
S
15
ENE
 mm 
1.0
3
3
4
5
1.0
10
1.0
1.0
max°C
19
21
17
19
19
18
17
17
15
16
16
15
17
18
14
16
16
15
17
17
15
17
17
15
16
16
15
17
17
15
17
17
16
20
21
19
Moonrise
7:43
8:45
9:32
10:04
10:27
10:44
10:57
11:10
11:22
11:36
11:53
Moonset
1:32
2:16
3:18
4:38
6:08
7:40
9:10
10:39
12:05
1:32
2:59
4:26
Sunrise
5:18
5:20
5:22
5:22
5:24
5:26
5:26
5:28
5:30
5:31
5:33
5:35
Sunset
9:22
9:22
9:20
9:19
9:17
9:16
9:15
9:14
9:12
9:10
9:08
9:07
Today's sea temperature in Swansea is 17.2 °C (Statistics for 18 Jul 1981-2005 – mean: 15.5 max: 17.1 min: 14.5°C)
Nearest