Trearddur Bay (Holy Island) Surf Break

Trearddur Bay (Holy Island) 48 hour detailed Surf Forecast

Lat Long: 53.28° N 4.62° W

Issued: 6 am 22 Jun 2026 (local time)

Forecast update in  hr  min

Today's Trearddur Bay (Holy Island) sea temperature is
13.8° C

Normal for this time of year

Trearddur Bay (Holy Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Trearddur Bay (Holy Island) today (22 Jun):

  • Morning surf: Morning surf (22 Jun, local time) - 0.5ft (0.1m), 6s period with SW swell.
  • Afternoon surf: Afternoon surf (22 Jun, local time) - 0.5ft (0.1m), 6s period with SW swell.
  • Evening surf: Evening surf (22 Jun, local time) - 0.5ft (0.1m), 6s period with SW swell.

The current surf forecast for Trearddur Bay (Holy Island) at 11AM is: 0.1m 6s primary swell from a Southwest direction (forecast issued at 06:00am June 22). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (BST) & DateWave HeightWave Period
Morning (22 Jun)0.5ft (0.1m)6s
Afternoon (22 Jun)0.5ft (0.1m)6s
Evening (22 Jun)0.5ft (0.1m)6s

Table - waves today at Trearddur Bay (Holy Island). (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Mon night. Warm (max 28°C on Wed night, min 19°C on Tue night). Wind will be generally light.

Monday
22
Tuesday
23
Wednesday
24
Thu
25
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
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
SSW
7
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
W
8
0.1
W
8
0.1
W
8
0.1
W
8
0.1
W
8
0.1
SW
6
Wave Graph
Metric surfscale
Energy kJ
4
2
2
2
2
2
2
2
2
2
2
2
1
1
1
2
2
2
2
2
2
2
2
2
Wind (km/h)
10
NE
0
NNE
5
WNW
10
NW
15
N
10
NNE
10
NNE
10
NNE
10
NE
5
NE
10
NNW
10
NW
15
NNW
10
NNE
10
NE
10
NNE
15
NE
15
NE
20
NE
20
NE
20
NNE
20
NE
20
ENE
15
ENE
Wind State
off
glassy
glassy
cross-off
cross-off
off
off
off
off
glassy
cross-off
cross
cross-off
cross-off
off
off
off
off
off
off
off
off
off
cross-off
High Tide
4:39AM4.99m
5:22PM4.55m
5:41AM4.77m
6:26PM4.46m
6:48AM4.62m
7:30PM4.48m
Low Tide
11:05AM1.37m
11:21PM1.85m
12:08PM1.57m
00:28AM1.96m
1:11PM1.69m
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
rain showers
rain showers
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:50
4:50
4:50
4:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:50
9:50
9:50
9:50
 mm
1
1
Temp °C
20
21
21
22
23
23
23
22
21
21
21
21
22
22
21
21
20
19
20
21
22
22
26
28
Feels °C
19
22
23
23
24
24
24
23
22
23
22
22
22
23
21
22
20
18
19
19
21
20
25
29
Swell 1
Height (m)
Direction
Period (s)
0.2
SSW
7
0.2
N
3
0.2
N
3
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
6
0.2
N
3
Energy kJ
4
1
1
2
2
2
2
2
2
2
2
2
1
1
1
2
2
2
2
2
2
2
2
1
Swell 2
Height (m)
Direction
Period (s)
0.2
N
3
0.1
SW
6
0.1
SW
6
0.1
NE
4
0.1
NE
4
0.1
SW
6
0.1
SW
6
0.1
W
8
0.1
W
8
0.1
W
8
0.1
SW
6
0.1
SW
6
Energy kJ
1
2
2
1
1
2
2
1
1
1
2
2
Swell 3
Height (m)
Direction
Period (s)
0.1
W
8
0.1
W
8
0.1
W
8
Energy kJ
1
1
1
Wind waves
Height (m)
Direction
Period (s)
0.3
NNE
2
0.3
NNE
3
0.3
NNE
2
0.3
NNE
3
0.4
NNE
3
0.4
NE
3
Energy kJ
1
2
1
2
3
2
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
249
287
287
287
287
288
287
285
297
297
307
415
415
604
588
358
565
575
588
415
383
364
288
275
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
6
5
7
6
6
5
5
5
5
5
5
5
5
6
7
8
9
7
8
7
8
7
7
6
  • 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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