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

Heavy rain (total 30mm), heaviest during Thu morning. Cool air temperatures (max 10°C on Thu morning, min 7°C on Sat night). Winds increasing (light winds from the ESE on Thu morning, fresh winds from the SSE by Sat morning).

Days 4–6 Weather Summary

Light rain (total 8mm), mostly falling on Sun morning. Low air temperatures (max 9°C on Sun morning, min 3°C on Tue night). Winds decreasing (fresh winds from the ESE on Sun night, light winds from the SSE by Mon afternoon).

Days 7–9 Weather Summary

Some drizzle, heaviest during Wed afternoon. Mild temperatures (max 7°C on Wed morning, min 1°C on Fri night). Mainly strong winds.

Days 10–12 Weather Summary

Mostly dry. Temperatures will be slightly above freezing (max 3°C on Sat morning, min 1°C on Sat morning). Winds decreasing (strong winds from the ENE on Sun morning, light winds from the ENE by Mon night).

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
5:22PM7.41m
5:41AM7.64m
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
Low Tide
11:09AM1.81m
11:26PM1.70m
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
Wave
height (m) 
direction
period (s) 
1.7
WSW
19
1.6
WSW
18
1.9
WSW
17
2.4
WSW
9
2
WSW
15
1.5
WSW
14
1.7
WSW
8
2
WSW
11
1.4
WSW
12
1.4
WSW
16
1.2
WSW
15
1.4
WSW
12
1.3
WSW
7
1.2
WSW
8
0.9
WSW
8
0.9
WSW
8
0.8
WSW
7
0.6
WSW
9
0.7
WSW
9
0.9
ENE
4
1.3
E
5
1.3
E
5
1.4
E
5
1.2
E
4
0.9
ENE
4
1.2
E
4
1.3
ESE
5
1.2
ESE
5
1.1
E
4
1.1
E
4
1.2
ESE
5
1.2
E
5
1.1
E
5
1
E
4
1
E
4
0.9
ESE
4
mod rain
light rain
rain showers
rain showers
rain showers
part cloud
part cloud
light rain
mod rain
mod rain
light rain
part cloud
clear
cloud
part cloud
clear
clear
part cloud
cloud
light rain
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
mod rain
light rain
rain shwrs
rain shwrs
rain shwrs
some clouds
some clouds
light rain
mod rain
mod rain
light rain
some clouds
clear
cloudy
some clouds
clear
clear
some clouds
cloudy
light rain
some clouds
some clouds
clear
clear
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
 km/h
10
SSE
15
SW
20
WSW
30
WSW
20
WSW
20
S
35
SSE
35
SSE
15
SE
20
ESE
15
E
40
ESE
15
SSE
10
SSE
15
E
15
E
20
ENE
15
NE
30
ENE
35
NE
40
ENE
45
ENE
45
ENE
35
ENE
30
NE
40
ENE
35
ENE
40
ENE
40
ENE
35
ENE
40
ENE
40
ENE
35
ENE
30
ENE
30
ENE
20
ENE
 mm 
9
4
2
2
1
3
9
7
1
1
max°C
10
10
9
9
9
8
9
9
8
9
9
8
8
8
6
7
7
6
7
5
5
4
4
3
3
3
3
3
3
2
3
3
1
2
2
1
Moonrise
7:20
8:25
9:18
9:59
10:28
10:50
11:06
11:20
11:31
11:43
11:55
12:10
Moonset
2:18
2:59
3:54
5:00
6:15
7:33
8:51
10:09
11:28
12:49
2:13
Sunrise
8:17
8:17
8:18
8:18
8:18
8:18
8:19
8:19
8:19
8:21
8:21
8:21
Sunset
4:06
4:06
4:07
4:07
4:07
4:07
4:08
4:08
4:09
4:10
4:12
4:13
Today's sea temperature in Briton Ferry is
9.9° C
(Statistics for 18 Dec 1981-2005 – mean: 10.9 max: 11.8 min: 10.2°C)
Issued (local time): 5 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest