Cable Bay (Porth Trecastell) Surf Break

Cable Bay (Porth Trecastell) 48 hour detailed Surf Forecast

Lat Long: 53.22° N 4.51° W

Issued: 6 am 28 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 (28 Jun):

  • Morning surf: Morning surf (28 Jun, local time) - 4ft (1.2m), 7s period with SW swell.
  • Afternoon surf: Afternoon surf (28 Jun, local time) - 5ft (1.5m), 6s period with SSW swell.
  • Evening surf: Evening surf (28 Jun, local time) - 6ft (1.8m), 7s period with SW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 10AM is: 1.1m 7s primary swell from a Southwest direction and 0.1m 15s secondary swell from a Southwest direction (forecast issued at 06:00am June 28). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (28 Jun)4ft (1.2m)7s
Afternoon (28 Jun)5ft (1.5m)6s
Evening (28 Jun)6ft (1.8m)7s

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

Mostly dry. Very mild (max 16°C on Tue afternoon, min 13°C on Sun night). Winds decreasing (strong winds from the SSW on Sun afternoon, calm by Tue night).

Sunday
28
Monday
29
Tuesday
30
Wed
1
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)
1.5
SSW
7
1.3
SSW
7
1.1
SW
7
1.2
SSW
7
1.7
SSW
6
2
SSW
6
1.7
SW
7
1.4
SW
7
1.2
SW
7
1
SW
7
0.9
SW
7
0.7
SW
7
0.8
SSW
7
1
SSW
4
1
SW
5
0.9
SW
5
0.9
SSW
4
1
SSW
5
1.2
SSW
5
1.4
SSW
5
1.3
SSW
6
1.2
SSW
6
1
SW
5
0.9
SW
5
Wave Graph
Metric surfscale
Energy kJ
222
178
136
138
191
312
261
163
131
91
77
47
57
38
53
38
26
45
75
111
93
81
57
42
Wind (km/h)
25
SSW
20
SW
20
SW
30
SSW
40
SSW
35
SSW
30
SW
15
WSW
20
WSW
20
WSW
15
SW
20
SSW
25
SSW
25
SSW
15
S
15
S
15
SSE
20
S
30
S
30
S
25
SSW
25
SSW
15
S
10
S
Wind State
cross-on
on
on
on
on
on
on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
High Tide
9:09AM3.38m
9:27PM3.58m
9:50AM3.45m
10:07PM3.69m
10:29AM3.50m
10:44PM3.78m
Low Tide
3:40AM0.80m
3:55PM0.81m
4:19AM0.66m
4:32PM0.71m
4:57AM0.55m
5:08PM0.64m
cloud
part cloud
clear
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
cloud
cloud
cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:52
4:54
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:49
9:49
9:47
9:47
 mm
Temp °C
15
14
14
14
14
14
14
15
13
13
13
14
15
15
14
14
14
14
15
15
16
16
15
15
Feels °C
12
11
10
9
6
7
9
11
9
10
10
10
11
11
12
12
12
10
10
11
12
13
13
14
Swell 1
Height (m)
Direction
Period (s)
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
SW
14
0.1
SW
14
0.1
SW
14
0.1
SW
14
0.1
SW
14
0.3
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
0.1
SW
12
0.9
SW
5
Energy kJ
8
8
8
8
8
8
8
7
7
2
7
7
7
7
7
7
7
7
6
6
6
42
Swell 2
Height (m)
Direction
Period (s)
0.2
WSW
14
0.2
WSW
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
Energy kJ
19
18
7
7
7
7
7
6
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1.5
SSW
7
1.3
SSW
7
1.1
SW
7
1.2
SSW
7
1.7
SSW
6
2
SSW
6
1.7
SW
7
1.4
SW
7
1.2
SW
7
1
SW
7
0.9
SW
7
0.7
SW
7
0.8
SSW
7
1
SSW
4
1
SW
5
0.9
SW
5
0.9
SSW
4
1
SSW
5
1.2
SSW
5
1.4
SSW
5
1.3
SSW
6
1.2
SSW
6
1
SW
5
Energy kJ
222
178
136
138
191
312
261
163
131
91
77
47
57
38
53
38
26
45
75
111
93
81
57
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
2
3
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
Distance (km)
297
283
283
283
541
541
541
541
261
44
44
44
44
181
256
173
166
179
179
256
256
256
258
258
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
2
1
1
1
2
2
1
1
2
1
2
2
3
4
2
3
3
3
2
3
3
2
2
Header Global
Rating
(10 max)
6
9
9
8
6
6
5
9
5
9
6
6
7
6
5
8
6
5
5
5
5
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
How to use the Wavefinder 

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