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 04:05 PM.

Days 1–3 Weather Summary

Mostly dry. Low air temperatures (max 5°C on Sat morning, min 1°C on Fri morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 6°C on Mon night, min 1°C on Mon morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Fri morning. Mild temperatures (max 9°C on Fri afternoon, min 6°C on Thu morning). Winds increasing (light winds from the NNW on Thu morning, fresh winds from the NW by Sat morning).

Days 10–12 Weather Summary

Moderate rain (total 18mm), heaviest on Sun afternoon. Very mild (max 11°C on Mon night, min 6°C on Tue night). Winds increasing (light winds from the WSW on Sun night, fresh winds from the WSW by Mon night).

Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
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
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
8:34AM5.22m
9:01PM5.00m
9:22AM5.33m
9:47PM4.98m
10:06AM5.33m
10:31PM4.87m
Low Tide
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
4:01PM0.80m
4:14AM0.95m
4:47PM0.72m
4:58AM0.94m
5:31PM0.73m
5:39AM1.00m
Wave
height (m) 
direction
period (s) 
0.2
ENE
2
0.1
NE
2
0.2
ENE
2
0.2
ENE
2
0.2
ENE
2
0.2
ENE
2
0.1
W
5
0.1
W
17
0.1
W
15
0.1
W
14
0
W
14
0.1
W
16
0.1
W
17
0.1
W
16
0.1
W
15
0.1
W
14
0.2
WNW
3
0.2
WNW
4
0.4
WNW
3
0.5
NW
3
0.6
WNW
3
0.6
W
4
0.9
WSW
5
0.8
WSW
5
1
WNW
4
1
WNW
4
0.7
WNW
3
0.4
WSW
4
1.2
SW
6
0.8
WSW
6
0.8
WSW
4
1.3
WSW
6
1.6
WSW
8
1.1
WSW
8
0.9
WSW
5
0.7
W
4
clear
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
light rain
part cloud
rain showers
part cloud
part cloud
cloud
heavy rain
rain showers
cloud
cloud
part cloud
part cloud
light rain
rain showers
clear
some clouds
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
light rain
light rain
some clouds
rain shwrs
some clouds
some clouds
cloudy
heavy rain
rain shwrs
cloudy
cloudy
some clouds
some clouds
light rain
rain shwrs
 km/h
15
ENE
15
NE
15
NE
20
ENE
20
ENE
20
ENE
10
ENE
10
ENE
10
ENE
10
ENE
5
ENE
10
ENE
10
E
5
E
0
ENE
0
NNE
10
NNW
5
NNE
10
NNW
15
NW
15
NW
25
W
25
WSW
25
NW
35
NW
35
NW
20
NW
15
WSW
30
WSW
20
WNW
20
SW
30
WSW
35
WSW
30
W
25
W
25
NW
 mm 
1
2
1
12
1
1
4
max°C
4
4
3
5
5
5
3
4
2
3
4
6
5
5
3
5
6
6
8
7
7
7
9
9
9
9
8
8
10
10
10
10
11
9
9
7
Moonrise
11:34
11:43
11:54
12:08
12:25
12:52
1:32
2:34
3:55
5:27
6:59
8:26
Moonset
11:29
12:51
2:16
3:48
5:22
6:54
8:11
9:07
9:43
10:06
10:23
Sunrise
8:26
8:26
8:26
8:27
8:27
8:27
8:26
8:26
8:26
8:26
8:26
8:26
Sunset
4:05
4:06
4:07
4:07
4:08
4:09
4:10
4:12
4:13
4:15
4:15
4:16
Today's sea temperature in Barmouth is
9.6° C
(Statistics for 26 Dec 1981-2005 – mean: 9.8 max: 10.7 min: 8.8°C)
Issued (local time): 5 am Friday 26 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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