Surf Break

Lat Long: 53.28° N 4.62° W

Trearddur Bay (Holy Island) 48 hour detailed Surf Forecast

Issued: 11 am 06 Nov 2026 (local time)

Forecast update in  hr  min

Today's Trearddur Bay (Holy Island) sea temperature is
13.6°C
1.1° 

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 (06 Nov):

  • Afternoon surf: Afternoon surf (06 Nov, local time) - 0.5ft (0.1m), 12s period with S swell.
  • Evening surf: Evening surf (06 Nov, local time) - 0.5ft (0.1m), 12s period with S swell.

The current surf forecast for Trearddur Bay (Holy Island) at 6PM is: 0.1m 12s primary swell from a South direction (forecast issued at 11:00am November 06). An open ocean swell of 0.1m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (GMT) & DateWave HeightWave Period
Morning (06 Nov)--
Afternoon (06 Nov)0.5ft (0.1m)12s
Evening (06 Nov)0.5ft (0.1m)12s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Fri afternoon. Very mild (max 10°C on Fri afternoon, min 9°C on Fri morning). Wind will be generally light.

Fri
6
Saturday
7
Sunday
8
Mon
9
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 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
Wave
Height (m)
Direction
Period (s)
0.2
NNE
4
0.2
NNE
4
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
12
—
—
—
—
—
0.1
S
12
0.1
SW
12
0.1
SW
12
0.1
S
12
0.1
S
12
0.1
S
11
0.1
S
11
0.1
S
11
0.1
S
11
0.2
SSW
8
0.2
SSW
8
Wave Graph
Metric surfscale
Energy kJ
0
0
3
3
3
3
3
3
0
0
0
0
0
3
6
5
3
4
3
3
3
3
6
6
Wind (km/h)
10
E
10
E
5
ENE
10
E
5
ESE
5
SSE
5
SSE
5
SE
5
SSE
5
S
5
SSE
5
SE
5
ESE
10
E
10
NE
5
NNE
5
NE
5
SW
5
W
5
SE
5
ESE
10
SE
10
ESE
10
E
Wind State
cross-off
cross-off
cross-off
cross-off
glassy
glassy
glassy
glassy
cross
cross-on
glassy
cross-off
cross-off
cross-off
off
glassy
glassy
glassy
glassy
glassy
cross-off
cross
cross-off
cross-off
High Tide
8:11AM5.18m
8:25PM5.46m
8:51AM5.31m
9:05PM5.51m
9:26AM5.41m
9:42PM5.51m
Low Tide
2:07PM1.50m
2:35AM1.07m
2:49PM1.31m
3:13AM1.03m
3:27PM1.20m
3:48AM1.05m
cloud
cloud
light rain
cloud
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
light rain
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:24
—
—
—
—
—
—
7:26
—
—
—
—
—
—
—
7:28
—
—
—
—
—
—
—
7:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
4:37
—
—
—
—
—
—
—
4:36
—
—
—
—
—
—
—
4:34
—
—
—
—
4:31
 mm
—
—
1
—
—
—
—
—
—
—
—
—
1
1
—
—
—
—
—
—
—
—
—
—
Temp °C
9
9
9
10
10
10
10
10
10
10
10
10
10
10
9
10
10
10
10
10
10
10
9
9
Feels °C
6
6
7
8
8
8
9
9
8
8
9
8
8
8
7
8
8
9
8
9
8
8
6
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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