Llanelli Sea Conditions and Tide Table

Llanelli 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 08:21 AM and sunset is at 04:08 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 10°C on Mon morning, min 2°C on Wed afternoon). Mainly fresh winds.

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 5°C on Sat morning, min 1°C on Thu night). Winds decreasing (fresh winds from the ENE on Thu morning, light winds from the NNE by Sat night).

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 8°C on Tue night, min 2°C on Sun morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 2mm), mostly falling on Fri morning. Mild temperatures (max 8°C on Thu morning, min 2°C on Thu night). Winds increasing (light winds from the NW on Wed morning, strong winds from the NNW by Thu afternoon).

Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
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
7:25AM7.79m
7:43PM7.54m
8:02AM7.78m
8:20PM7.46m
8:39AM7.71m
8:59PM7.33m
9:19AM7.57m
9:41PM7.15m
10:02AM7.38m
10:27PM6.95m
10:51AM7.16m
11:21PM6.77m
11:48AM6.96m
00:23AM6.65m
12:54PM6.84m
1:34AM6.69m
2:07PM6.91m
2:45AM6.94m
3:18PM7.18m
3:51AM7.35m
4:21PM7.57m
4:50AM7.84m
5:18PM7.96m
5:43AM8.28m
Low Tide
1:33PM1.18m
1:45AM1.20m
2:08PM1.21m
2:20AM1.26m
2:45PM1.30m
2:58AM1.37m
3:25PM1.42m
3:39AM1.54m
4:10PM1.57m
4:26AM1.74m
5:01PM1.74m
5:23AM1.94m
6:02PM1.88m
6:30AM2.06m
7:11PM1.92m
7:44AM2.01m
8:23PM1.80m
8:57AM1.76m
9:31PM1.54m
10:03AM1.37m
10:33PM1.18m
11:03AM0.94m
11:27PM0.84m
Wave
height (m) 
direction
period (s) 
1.1
WSW
13
0.9
WSW
12
0.9
WSW
12
0.7
WSW
11
0.6
WSW
10
0.8
ESE
5
1.1
ESE
5
1.1
ESE
5
1
E
5
1.1
E
5
1.4
E
5
1.1
ESE
5
0.6
ESE
4
0.6
ESE
4
1.2
ESE
5
1.6
ESE
6
1.3
ESE
5
0.9
ESE
5
0.4
WSW
12
0.4
WSW
14
0.6
WSW
15
0.3
WSW
14
0.3
WSW
14
0.4
WSW
12
0.4
WSW
14
0.4
WSW
14
0.4
WSW
13
0.3
WSW
12
0.4
WSW
13
0.8
WSW
13
1.6
W
6
1.8
W
7
1.2
NW
5
0.8
WNW
5
1.5
W
5
2.3
W
8
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
rain showers
cloud
rain showers
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
rain shwrs
cloudy
rain shwrs
 km/h
20
SE
20
E
20
E
15
ENE
20
NE
20
NE
20
ENE
20
ENE
20
ENE
30
NE
35
ENE
20
ENE
15
NE
20
NE
30
ENE
35
E
30
ENE
15
NE
10
NE
15
NE
15
NE
10
NE
5
NE
5
NE
5
NE
5
E
5
N
10
NNW
10
NW
10
WNW
35
WNW
45
NW
30
N
20
NW
35
W
45
WNW
 mm 
1
1
max°C
10
10
10
10
7
5
4
4
2
3
4
2
3
4
4
5
5
5
2
4
4
3
4
5
4
5
8
7
7
7
8
6
5
4
7
7
Moonrise
10:30
10:52
11:08
11:21
11:33
11:44
11:56
12:11
12:30
12:58
1:40
2:42
Moonset
6:16
7:34
8:53
10:11
11:30
12:50
2:15
3:44
5:17
6:47
8:04
Sunrise
8:21
8:21
8:21
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
Sunset
4:08
4:08
4:09
4:10
4:10
4:12
4:13
4:14
4:15
4:15
4:16
4:17
Today's sea temperature in Llanelli is
9.8° C
(Statistics for 22 Dec 1981-2005 – mean: 10.7 max: 11.7 min: 9.8°C)
Issued (local time): 5 am Monday 22 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest