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 08:22 AM and sunset is at 04:02 PM.

Days 1–3 Weather Summary

Heavy rain (total 20mm), heaviest during Sat night. Cool air temperatures (max 10°C on Thu afternoon, min 7°C on Sat night). Mainly strong winds.

Days 4–6 Weather Summary

Light rain (total 6mm), 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 SE on Sun night, light winds from the ENE by Tue night).

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 7°C on Wed morning, min 2°C on Thu night). Mainly strong winds.

Days 10–12 Weather Summary

Mostly dry. Temperatures will be slightly above freezing (max 4°C on Sat afternoon, min 1°C on Sun night). Winds decreasing (strong winds from the ENE on Sat 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
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
12:36PM4.29m
1:11AM3.90m
1:41PM4.19m
2:21AM3.87m
2:53PM4.17m
3:35AM3.97m
Low Tide
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
6:54AM1.55m
7:39PM1.47m
7:50AM1.63m
8:41PM1.52m
8:58AM1.66m
9:49PM1.50m
Wave
height (m) 
direction
period (s) 
1.3
W
20
1.2
W
19
1.7
W
17
2.3
WSW
8
1.9
WSW
10
1.5
WSW
7
1.7
WSW
9
1.9
WSW
11
1
WSW
11
1
W
16
0.9
WSW
16
0.7
W
13
0.9
WSW
5
1.1
WSW
7
0.9
WSW
7
0.6
WSW
7
0.5
WSW
7
0.3
WSW
7
0.6
NE
3
0.9
NE
4
1
NE
4
1.1
NE
4
1.1
NE
4
0.9
NE
4
0.7
NE
4
0.9
NE
4
0.9
NE
4
0.9
ENE
4
0.9
NE
4
0.8
ENE
4
0.9
ENE
4
0.8
ENE
4
0.5
ENE
3
0.4
ENE
3
0.4
NE
3
0.2
ENE
3
light rain
light rain
rain showers
rain showers
rain showers
part cloud
cloud
light rain
mod rain
light rain
light rain
rain showers
part cloud
cloud
part cloud
clear
cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
light rain
light rain
rain shwrs
rain shwrs
rain shwrs
some clouds
cloudy
light rain
mod rain
light rain
light rain
rain shwrs
some clouds
cloudy
some clouds
clear
cloudy
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
some clouds
some clouds
clear
clear
clear
clear
 km/h
15
SSE
15
SSW
25
SW
35
WSW
25
SW
25
S
35
SSE
40
SSE
5
SE
25
E
25
SE
30
ESE
15
SE
15
SE
15
ESE
15
ESE
15
E
10
ENE
30
ENE
35
ENE
40
ENE
40
ENE
40
ENE
35
ENE
30
NE
40
ENE
35
ENE
40
ENE
35
ENE
40
E
40
ENE
35
ENE
25
ENE
20
ENE
25
ENE
15
ENE
 mm 
2
2
3
2
1
1
9
3
2
1
max°C
9
10
9
9
9
8
9
9
8
9
9
8
8
8
6
7
6
6
7
6
5
4
4
3
4
4
3
3
4
4
4
4
2
2
3
2
Moonrise
7:27
8:32
9:26
10:06
10:34
10:55
11:10
11:22
11:33
11:44
11:55
12:09
Moonset
2:13
2:53
3:48
4:56
6:11
7:30
8:50
10:09
11:29
12:50
2:16
Sunrise
8:22
8:22
8:22
8:23
8:23
8:25
8:25
8:25
8:26
8:26
8:26
8:26
Sunset
4:02
4:02
4:04
4:04
4:05
4:05
4:06
4:07
4:07
4:07
4:08
4:09
Today's sea temperature in Aberystwyth is
9.9° C
(Statistics for 18 Dec 1981-2005 – mean: 10.5 max: 11.4 min: 9.6°C)
Issued (local time): 5 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest