Cable Bay (Porth Trecastell) Surf Break

Cable Bay (Porth Trecastell) 48 hour detailed Surf Forecast

Lat Long: 53.22° N 4.51° W

Issued: 12 am 29 Jun 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
16.3° C

2.6°C warmer than normal for this time of year

Cable Bay (Porth Trecastell) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Cable Bay (Porth Trecastell) today (29 Jun):

  • Morning surf: Morning surf (29 Jun, local time) - 3ft (0.9m), 7s period with SW swell.
  • Afternoon surf: Afternoon surf (29 Jun, local time) - 2.5ft (0.8m), 7s period with SSW swell.
  • Evening surf: Evening surf (29 Jun, local time) - 3ft (0.9m), 5s period with SSW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 3AM is: 1.2m 7s primary swell from a Southwest direction and 0.1m 14s secondary swell from a Southwest direction, 0.1m 14s secondary swell from a Southwest direction (forecast issued at 12:00am June 29). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (29 Jun)3ft (0.9m)7s
Afternoon (29 Jun)2.5ft (0.8m)7s
Evening (29 Jun)3ft (0.9m)5s

Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 3mm), mostly falling on Tue morning. Very mild (max 16°C on Tue afternoon, min 13°C on Sun night). Winds decreasing (fresh winds from the SW on Sun night, calm by Tue night).

Monday
29
Tuesday
30
Wednesday
1
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
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)
1.4
SW
7
1.2
SW
7
1.1
SW
7
0.9
SW
7
0.8
SSW
7
0.9
SSW
7
1
SSW
5
0.9
SSW
5
0.9
SW
5
0.9
SSW
4
0.9
SSW
5
1.2
SSW
5
1.4
SSW
5
1.1
SSW
6
1
SSW
6
0.9
SSW
6
0.7
SW
6
0.6
SSW
6
0.6
SSW
6
0.5
SW
6
0.5
SW
6
0.4
SW
6
0.7
SSW
3
1.2
SSW
5
Wave Graph
Metric surfscale
Energy kJ
163
131
105
67
59
70
44
47
33
28
37
72
106
77
68
57
35
24
25
19
19
13
10
59
Wind (km/h)
15
WSW
20
WSW
20
SW
20
SW
20
SSW
20
SSW
25
SSW
20
S
15
S
20
S
25
S
25
S
25
S
25
SSW
20
SSW
10
S
0
WSW
10
NNW
10
NNW
10
NW
15
W
15
SW
25
S
35
S
Wind State
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
glassy
cross-off
cross-off
cross
cross-on
on
cross-on
cross-on
High Tide
9:50AM3.45m
10:07PM3.69m
10:29AM3.50m
10:44PM3.78m
11:06AM3.50m
Low Tide
4:19AM0.66m
4:32PM0.71m
4:57AM0.55m
5:08PM0.64m
5:34AM0.48m
5:43PM0.59m
part cloud
clear
clear
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
rain showers
rain showers
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:54
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:49
9:47
9:47
 mm
1
1
1
Temp °C
15
13
13
13
14
15
15
14
15
14
14
14
15
16
15
16
15
14
13
14
14
14
14
13
Feels °C
11
9
9
9
10
11
11
11
13
10
10
10
11
13
12
15
16
13
11
12
12
11
10
7
Swell 1
Height (m)
Direction
Period (s)
1.4
SW
7
0.1
SW
14
0.1
SW
14
0.4
NW
4
0.2
WNW
4
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
12
0.9
SSW
6
0.7
SW
6
0.6
SSW
6
0.6
SSW
6
0.5
SW
6
0.5
SW
6
0.3
N
4
0.2
N
4
Energy kJ
163
8
7
4
1
7
7
7
7
7
7
7
7
6
6
57
35
24
25
19
19
3
1
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
14
0.1
SW
14
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.4
N
4
0.1
SW
12
0.1
SW
12
0.1
SW
12
Energy kJ
8
7
7
7
7
7
7
6
6
6
6
5
5
6
6
6
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
12
0.2
WNW
3
0.1
SW
12
Energy kJ
5
1
6
Wind waves
Height (m)
Direction
Period (s)
1.2
SW
7
1.1
SW
7
0.9
SW
7
0.8
SSW
7
0.9
SSW
7
1
SSW
5
0.9
SSW
5
0.9
SW
5
0.9
SSW
4
0.9
SSW
5
1.2
SSW
5
1.4
SSW
5
1.1
SSW
6
1
SSW
6
0.4
NW
3
0.4
NNW
4
0.4
NNW
4
0.2
W
3
0.4
SW
6
0.7
SSW
3
1.2
SSW
5
Energy kJ
131
105
67
59
70
44
47
33
28
37
72
106
77
68
2
5
5
1
13
10
59
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
1
1
2
2
2
1
1
1
1
1
1
1
2
1
1
1
1
1
1
2
1
Distance (km)
44
44
44
167
177
187
187
179
179
179
226
256
256
106
258
44
5
73
47
44
44
297
338
248
Best forecast wave conditions in Anglesy
Rating
(10 max)
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
4
3
3
3
3
3
3
3
2
2
2
2
2
2
3
2
2
2
2
2
2
2
1
Header Global
Rating
(10 max)
9
6
6
7
7
5
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
4
  • 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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