Aberystwyth Sea Conditions and Tide Table

Aberystwyth 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 08:18 AM and sunset is at 04:01 PM.

Days 1–3 Weather Summary

Heavy rain (total 34mm), heaviest during Mon morning. Cool air temperatures (max 11°C on Wed night, min 5°C on Tue night). Winds increasing (calm on Mon morning, strong winds from the S by Wed afternoon).

Days 4–6 Weather Summary

Heavy rain (total 35mm), heaviest during Thu morning. Cool air temperatures (max 11°C on Thu afternoon, min 6°C on Sat night). Mainly fresh winds.

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 8°C on Sun morning, min 4°C on Sun night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Mild temperatures (max 6°C on Wed afternoon, min 1°C on Fri night). Winds increasing (light winds from the NE on Wed morning, fresh winds from the ENE by Fri afternoon).

Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
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
4:58PM4.06m
5:27AM3.95m
5:45PM4.17m
6:08AM4.15m
6:25PM4.27m
6:45AM4.35m
7:01PM4.36m
7:18AM4.51m
7:35PM4.43m
7:50AM4.64m
8:07PM4.46m
8:22AM4.71m
8:40PM4.46m
8:55AM4.74m
9:13PM4.43m
9:30AM4.72m
9:50PM4.36m
10:08AM4.65m
10:30PM4.26m
10:51AM4.55m
11:16PM4.13m
11:40AM4.42m
00:09AM4.00m
Low Tide
11:09AM1.81m
11:48PM1.61m
12:04PM1.68m
00:33AM1.53m
12:53PM1.54m
1:14AM1.44m
1:37PM1.39m
1:53AM1.36m
2:18PM1.26m
2:31AM1.28m
2:57PM1.15m
3:08AM1.23m
3:35PM1.09m
3:44AM1.20m
4:12PM1.07m
4:20AM1.22m
4:48PM1.10m
4:55AM1.27m
5:25PM1.17m
5:31AM1.35m
6:04PM1.27m
6:10AM1.44m
6:48PM1.38m
Wave
height (m) 
direction
period (s) 
1.1
WSW
11
0.8
WSW
11
0.7
WSW
11
0.7
W
13
0.6
W
13
0.6
W
16
1.3
WSW
6
2
WSW
8
1.8
WSW
10
1.2
W
20
1
W
19
1.7
W
6
1.8
WSW
6
1.8
WSW
7
1.6
WSW
7
1.8
WSW
8
1.9
WSW
10
0.9
WSW
10
0.9
WSW
16
0.9
WSW
16
0.7
WSW
10
0.5
WSW
8
0.4
WSW
8
0.5
WSW
7
0.4
WSW
6
0.3
W
15
0.3
WNW
5
0.3
W
14
0.2
W
13
0.3
NE
3
0.3
NE
2
0.4
NE
2
0.4
NNE
3
0.9
NNE
4
0.9
NE
4
0.8
NE
4
heavy rain
mod rain
rain showers
cloud
part cloud
part cloud
cloud
light rain
mod rain
heavy rain
heavy rain
rain showers
rain showers
rain showers
part cloud
part cloud
cloud
mod rain
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
heavy rain
mod rain
rain shwrs
cloudy
some clouds
some clouds
cloudy
light rain
mod rain
heavy rain
heavy rain
rain shwrs
rain shwrs
rain shwrs
some clouds
some clouds
cloudy
mod rain
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
clear
clear
 km/h
5
SSE
15
N
10
N
10
NNW
5
WNW
10
SSE
30
S
40
S
20
SW
15
SE
25
SSE
35
W
25
WSW
35
SW
30
SSW
35
S
35
S
15
WNW
10
SSE
15
SE
15
E
15
ESE
10
ESE
15
ESE
10
ESE
5
N
10
E
10
ENE
10
NNE
15
ENE
20
ENE
20
ENE
30
NE
30
NE
35
ENE
35
ENE
 mm 
11
6
5
4
8
11
11
4
2
1
6
max°C
10
9
8
9
8
6
8
9
11
9
11
8
9
9
9
9
10
8
8
8
5
7
7
6
8
8
6
5
6
6
5
5
6
6
5
2
Moonrise
3:47
5:01
6:15
7:27
8:32
9:26
10:06
10:34
10:55
11:10
11:22
11:33
Moonset
1:09
1:24
1:44
2:13
2:53
3:48
4:56
6:11
7:30
8:50
10:09
11:29
Sunrise
8:18
8:19
8:21
8:22
8:22
8:22
8:23
8:23
8:25
8:25
8:25
8:26
Sunset
4:01
4:01
4:02
4:02
4:02
4:04
4:04
4:05
4:05
4:06
4:07
4:07
Today's sea temperature in Aberystwyth is
10.1° C
(Statistics for 15 Dec 1981-2005 – mean: 10.6 max: 11.8 min: 9.3°C)
Issued (local time): 5 am Monday 15 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest