Barmouth Sea Conditions and Tide Table

Barmouth 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 08:26 AM and sunset is at 04:02 PM.

Days 1–3 Weather Summary

Mostly dry. Low air temperatures (max 8°C on Tue morning, min 2°C on Wed night). Mainly fresh winds.

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 6°C on Fri night, min 2°C on Fri morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 6mm), mostly falling on Wed morning. Mild temperatures (max 6°C on Mon night, min 2°C on Tue afternoon). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 8mm), mostly falling on Sat afternoon. Mild temperatures (max 9°C on Sat afternoon, min 1°C on Thu night). Winds increasing (calm on Fri morning, fresh winds from the NW by Sat night).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
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
10:02AM4.79m
10:18PM4.42m
10:39AM4.76m
10:57PM4.33m
11:18AM4.68m
11:38PM4.22m
12:01PM4.57m
00:24AM4.09m
12:50PM4.44m
1:18AM3.98m
1:48PM4.32m
2:20AM3.92m
2:55PM4.26m
3:32AM4.00m
4:07PM4.33m
4:43AM4.20m
5:15PM4.49m
5:47AM4.45m
6:18PM4.62m
6:46AM4.75m
7:17PM4.80m
7:42AM5.01m
8:11PM4.93m
Low Tide
5:11PM1.24m
5:21AM1.43m
5:51PM1.27m
6:00AM1.50m
6:34PM1.33m
6:43AM1.61m
7:22PM1.42m
7:34AM1.72m
8:20PM1.51m
8:40AM1.80m
9:27PM1.55m
9:53AM1.78m
10:33PM1.50m
11:01AM1.66m
11:35PM1.41m
12:04PM1.49m
00:27AM1.33m
1:05PM1.32m
1:31AM1.23m
2:10PM1.13m
2:31AM1.12m
3:09PM0.94m
3:26AM1.02m
Wave
height (m) 
direction
period (s) 
0.2
WSW
9
0.2
WSW
8
0.2
ENE
3
0.2
ENE
2
0.2
ENE
2
0.2
ENE
2
0.4
NE
2
0.5
NE
3
0.4
ENE
3
0.1
NE
2
0.1
NE
2
0.1
NE
2
0.2
W
4
0.1
SW
6
0.1
W
14
0.1
W
13
0.1
W
17
0.1
W
15
0.1
W
14
0.2
W
8
0.1
SW
13
0.2
WSW
18
0.2
WSW
17
0.3
WNW
5
0.5
NW
4
0.4
W
4
0.2
W
5
0.9
NW
4
0.3
W
4
0.3
NNE
2
0.1
W
6
0.1
W
3
0.5
WNW
3
0.6
WNW
3
0.7
W
4
0.8
WSW
6
part cloud
part cloud
clear
cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
light rain
rain showers
light rain
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
rain showers
some clouds
some clouds
clear
cloudy
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
light rain
rain shwrs
light rain
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
light rain
rain shwrs
 km/h
15
ENE
15
ENE
15
ENE
15
ENE
15
ENE
20
ENE
20
NE
30
ENE
25
ENE
15
NE
15
ENE
20
ENE
15
ENE
15
ENE
10
ENE
10
ENE
5
ENE
5
ENE
5
NE
10
N
10
ENE
15
NE
15
NNE
10
N
10
NNW
10
ENE
5
N
20
NNW
10
NNE
15
ENE
5
E
5
WSW
15
NW
20
NW
20
W
25
NW
 mm 
2
2
2
1
3
4
max°C
8
7
5
4
3
2
4
4
3
4
4
6
6
6
5
4
5
2
4
5
6
3
3
4
4
4
6
7
7
6
2
4
6
7
9
9
Moonrise
10:56
11:11
11:23
11:34
11:43
11:54
12:08
12:25
12:52
1:32
2:34
3:55
Moonset
7:29
8:49
10:08
11:29
12:51
2:16
3:48
5:22
6:54
8:11
9:07
Sunrise
8:26
8:26
8:26
8:26
8:26
8:26
8:27
8:27
8:27
8:26
8:26
8:26
Sunset
4:02
4:04
4:05
4:05
4:06
4:07
4:07
4:08
4:09
4:10
4:12
4:13
Today's sea temperature in Barmouth is
9.6° C
(Statistics for 23 Dec 1981-2005 – mean: 10.0 max: 11.2 min: 8.9°C)
Issued (local time): 5 am Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest