Llandanwg surfForecast / Wales – Mid / UK

information circle48hr Weather and Surf, issued 6 am Wednesday 13 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Llandanwg surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llandanwg sea temperature is
12.7° C
(Which is 2.2°C warmer than normal for this time of year)

How big are the waves at Llandanwg today?

The current surf forecast for Llandanwg at 1PM is: 1.7m 7s primary swell from a West-northwest direction and 0.1m 16s secondary swell from a West direction (forecast issued at 06:00am May 13). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (13 May)5.5ft (1.7m)6s
Afternoon (13 May)4.5ft (1.3m)6s
Evening (13 May)1.5ft (0.4m)6s

Table - waves today at Llandanwg. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 8mm), mostly falling on Wed morning. Very mild (max 11°C on Wed afternoon, min 7°C on Thu night). Winds decreasing (strong winds from the NW on Wed morning, calm by Fri night).

Wednesday
13
Thursday
14
Friday
15
Sat
16
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.5
W
6
1.7
WNW
6
1.7
WNW
7
1.7
WNW
7
1.3
NW
6
0.5
WSW
7
0.4
WSW
6
1.5
NW
6
1.5
NW
7
1.2
NW
7
1.2
NW
6
1.3
NW
6
1.1
NW
5
0.1
W
14
0.7
NW
5
0.5
NW
6
0.5
NW
6
0.9
NW
6
0.6
NW
6
0.7
NW
6
0.8
NW
4
0.1
W
14
0.4
NW
4
0.3
NW
4
Wave Graph
Metric surfscale
Energy kJ
139
212
261
234
124
26
16
167
195
131
113
107
68
4
22
18
19
62
27
30
26
4
6
2
Wind (km/h)
40
W
35
WNW
45
NW
40
NW
35
NW
30
NNW
30
NNW
30
NNW
30
NNW
20
NNW
25
NNW
30
NNW
25
NNW
20
N
10
NNE
5
N
10
NNW
15
N
20
NNW
20
NNW
25
NW
20
NNW
10
NW
5
NW
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross
glassy
High Tide
5:50AM3.63m
6:23PM3.57m
6:39AM3.98m
7:09PM3.96m
7:26AM4.31m
7:52PM4.29m
Low Tide
12:54PM0.73m
1:11AM0.91m
1:43PM0.50m
2:01AM0.66m
2:29PM0.33m
light rain
light rain
light rain
rain showers
rain showers
rain showers
clear
cloud
cloud
rain showers
light rain
light rain
light rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:20
5:18
5:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:02
9:05
9:06
9:07
1
1
1
1
1
1
1
1
1
1
Temp °C
9
8
8
10
11
10
8
8
8
8
9
9
10
10
8
7
7
7
10
10
11
10
8
7
1
-1
-2
1
3
3
1
1
1
3
2
2
4
5
4
4
4
3
5
4
4
4
4
4
Swell 1
Height (m)
Direction
Period (s)
0.1
W
16
0.7
WSW
7
0.5
WSW
7
0.4
WSW
6
0.2
WSW
6
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
15
0.1
W
15
0.1
W
14
0.1
W
5
0.5
NW
6
0.5
NW
6
0.7
NW
6
0.6
NW
6
0.1
W
14
0.1
W
14
0.1
W
14
0.4
NW
4
0.3
NW
4
Energy kJ
5
42
26
16
4
5
5
5
4
4
4
1
18
19
36
27
4
4
4
6
2
Swell 2
Height (m)
Direction
Period (s)
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
14
0.1
W
14
0.1
W
6
0.1
W
6
0.1
W
6
0.1
W
13
Energy kJ
5
5
5
5
4
4
1
1
1
4
Swell 3
Height (m)
Direction
Period (s)
0.2
W
5
0.1
W
14
0.1
W
14
0.1
W
14
Energy kJ
2
4
4
4
Wind waves
Height (m)
Direction
Period (s)
1.5
W
6
1.7
WNW
6
1.7
WNW
7
1.7
WNW
7
1.3
NW
6
1.2
NW
5
1.1
NW
5
1.5
NW
6
1.5
NW
7
1.2
NW
7
1.2
NW
6
1.3
NW
6
1.1
NW
5
0.9
NW
5
0.7
NW
5
0.9
NW
6
0.7
NW
6
0.8
NW
4
0.8
NW
4
0.7
NW
5
Energy kJ
139
212
261
234
124
83
69
167
195
131
113
107
68
35
22
62
30
26
23
23
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
2
1
1
2
2
1
2
1
1
1
1
1
1
1
1
2
4
3
1
3
Distance (km)
285
294
632
644
897
1032
572
572
292
293
1029
1271
301
301
27
138
333
10
333
317
301
282
60
282
Best forecast wave conditions in Mid Wales
Rating
(10 max)
1
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
1
2
2
4
1
2
1
1
1
1
1
1
2
4
4
4
4
Header Global
Rating
(10 max)
9
9
8
8
7
8
9
9
9
9
5
5
5
5
5
5
5
5
5
5
6
5
5
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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