Briton Ferry Sea Conditions and Tide Table

Briton Ferry 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 08:17 AM and sunset is at 04:06 PM.

Days 1–3 Weather Summary

Moderate rain (total 10mm), heaviest on Sat night. Cool air temperatures (max 10°C on Fri morning, min 7°C on Fri night). Winds decreasing (fresh winds from the SE on Sat afternoon, light winds from the E by Sun night).

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 8°C on Mon morning, min 3°C on Wed night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 8°C on Sat night, min 2°C on Thu night). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Mild temperatures (max 8°C on Tue morning, min 2°C on Sun night). Wind will be generally light.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
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
6:00PM7.64m
6:18AM7.88m
6:37PM7.81m
6:55AM8.05m
7:13PM7.89m
7:31AM8.13m
7:49PM7.89m
8:07AM8.13m
8:26PM7.81m
8:45AM8.05m
9:05PM7.67m
9:25AM7.91m
9:47PM7.48m
10:08AM7.70m
10:33PM7.27m
10:57AM7.47m
11:27PM7.07m
11:54AM7.25m
00:30AM6.94m
1:01PM7.14m
1:40AM6.98m
2:14PM7.21m
2:52AM7.24m
Low Tide
11:48AM1.56m
00:04AM1.49m
12:25PM1.38m
00:40AM1.35m
1:02PM1.27m
1:15AM1.27m
1:37PM1.24m
1:49AM1.26m
2:13PM1.27m
2:25AM1.31m
2:49PM1.35m
3:02AM1.43m
3:29PM1.47m
3:43AM1.60m
4:13PM1.63m
4:30AM1.81m
5:05PM1.80m
5:27AM2.01m
6:06PM1.94m
6:33AM2.13m
7:14PM1.99m
7:47AM2.08m
8:26PM1.88m
Wave
height (m) 
direction
period (s) 
2.2
WSW
9
1.8
WSW
15
1.4
WSW
14
1.3
WSW
13
1.6
WSW
9
1.6
WSW
11
1.6
WSW
16
1.3
WSW
15
1
WSW
14
0.9
WSW
10
0.9
WSW
12
0.9
WSW
12
0.9
ESE
4
0.9
WSW
14
1.1
WSW
14
0.9
WSW
13
1
WSW
11
0.8
WSW
9
0.5
WSW
11
0.6
WSW
6
0.5
ESE
4
0.5
WSW
12
0.7
E
4
0.8
E
4
0.8
E
4
0.7
WSW
7
0.4
WSW
10
0.5
E
3
0.6
E
3
0.3
WSW
15
0.2
WSW
13
0.2
WSW
13
0.3
WSW
12
0.3
WSW
11
0.3
WSW
11
0.4
NE
3
rain showers
rain showers
clear
clear
cloud
light rain
cloud
light rain
cloud
cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
rain shwrs
rain shwrs
clear
clear
cloudy
light rain
cloudy
light rain
cloudy
cloudy
some clouds
clear
some clouds
some clouds
cloudy
some clouds
some clouds
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
clear
some clouds
some clouds
some clouds
 km/h
30
WSW
25
WSW
10
SSE
25
SE
35
SE
20
S
20
E
15
ESE
10
ESE
20
ESE
10
S
15
E
25
E
20
E
20
NE
25
ENE
25
ENE
20
ENE
20
NE
20
NE
15
NE
20
NE
25
ENE
30
ENE
30
ENE
25
ENE
20
NE
25
ENE
20
ENE
10
ENE
10
NNE
10
NNE
15
N
15
N
20
NNE
20
NE
 mm 
2
1
4
3
max°C
10
9
8
9
9
9
9
8
8
8
8
6
7
7
8
7
5
4
4
4
2
4
5
5
5
7
8
6
5
3
4
6
6
8
7
6
Moonrise
8:25
9:18
9:59
10:28
10:50
11:06
11:20
11:31
11:43
11:55
12:10
12:29
Moonset
2:59
3:54
5:00
6:15
7:33
8:51
10:09
11:28
12:49
2:13
3:43
Sunrise
8:17
8:18
8:18
8:18
8:18
8:19
8:19
8:19
8:21
8:21
8:21
8:21
Sunset
4:06
4:07
4:07
4:07
4:07
4:08
4:08
4:09
4:10
4:12
4:13
4:14
Today's sea temperature in Briton Ferry is
9.8° C
(Statistics for 19 Dec 1981-2005 – mean: 10.9 max: 11.8 min: 10.2°C)
Issued (local time): 5 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest