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 28 Jun 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
16.1° C

2.5°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) - 4.5ft (1.3m), 7s period with SSW 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), 6s period with SW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 7AM is: 1.4m 7s primary swell from a South-southwest direction and 0.1m 15s secondary swell from a Southwest direction (forecast issued at 12:00am June 28). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (28 Jun)4.5ft (1.3m)7s
Afternoon (28 Jun)5ft (1.5m)6s
Evening (28 Jun)6ft (1.8m)6s

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 5mm), mostly falling on Sat night. Very mild (max 17°C on Sat night, min 13°C on Sun night). Mainly fresh winds.

Sunday
28
Monday
29
Tuesday
30
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
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)
1.7
SSW
7
1.5
SSW
7
1.4
SSW
7
1.2
SW
7
1.2
SW
7
1.6
SSW
6
2
SSW
6
1.7
SSW
7
1.4
SW
7
1.2
SW
7
1
SW
7
0.8
SSW
7
0.7
SW
7
0.8
SSW
7
0.9
SSW
4
1
SW
5
0.9
SSW
5
0.9
SSW
4
1.3
SSW
5
1.5
SSW
5
1.3
SSW
6
1.3
SSW
6
1.2
SSW
6
1
SW
6
Wave Graph
Metric surfscale
Energy kJ
262
222
202
156
151
160
312
237
158
131
89
59
46
57
31
53
38
36
75
126
111
105
84
59
Wind (km/h)
25
SSW
25
SSW
25
SW
20
SW
30
SSW
40
SSW
35
SSW
30
SW
15
WSW
20
WSW
15
WSW
15
SW
20
SSW
25
SSW
25
S
20
S
20
S
20
SSE
25
SSE
30
S
30
SSW
25
SSW
20
SSW
15
S
Wind State
cross-on
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
cross-on
cross-on
cross-on
High Tide
9:09AM3.38m
9:27PM3.58m
9:50AM3.45m
10:07PM3.69m
10:29AM3.50m
Low Tide
3:40AM0.80m
3:55PM0.81m
4:19AM0.66m
4:32PM0.71m
4:57AM0.55m
5:08PM0.64m
rain showers
cloud
rain showers
clear
clear
part cloud
clear
clear
cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
cloud
rain showers
rain showers
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:52
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:49
9:49
9:47
 mm
1
1
1
1
Temp °C
15
15
14
14
14
14
14
14
15
13
13
13
14
15
15
14
14
14
14
15
15
16
15
16
Feels °C
11
11
10
10
9
6
8
9
11
9
10
10
10
11
11
11
11
11
10
11
10
12
12
15
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
15
0.1
SW
14
0.1
SW
14
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
12
0.1
SW
12
0.1
SW
12
Energy kJ
8
8
8
8
8
8
8
8
7
3
1
7
7
7
7
7
7
7
7
6
6
6
Swell 2
Height (m)
Direction
Period (s)
0.2
WSW
14
0.2
WSW
14
0.2
WSW
14
0.1
SW
14
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
12
Energy kJ
19
18
18
7
7
7
7
7
6
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
13
Energy kJ
7
Wind waves
Height (m)
Direction
Period (s)
1.7
SSW
7
1.5
SSW
7
1.4
SSW
7
1.2
SW
7
1.2
SW
7
1.6
SSW
6
2
SSW
6
1.7
SSW
7
1.4
SW
7
1.2
SW
7
1
SW
7
0.8
SSW
7
0.7
SW
7
0.8
SSW
7
0.9
SSW
4
1
SW
5
0.9
SSW
5
0.9
SSW
4
1.3
SSW
5
1.5
SSW
5
1.3
SSW
6
1.3
SSW
6
1.2
SSW
6
1
SW
6
Energy kJ
262
222
202
156
151
160
312
237
158
131
89
59
46
57
31
53
38
36
75
126
111
105
84
59
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
3
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
Distance (km)
283
283
283
541
541
541
541
261
44
44
44
44
181
256
173
166
179
179
256
256
256
258
258
96
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
1
1
1
2
2
1
1
2
1
2
2
3
4
2
3
3
3
2
3
3
2
2
3
Header Global
Rating
(10 max)
9
9
8
6
6
5
9
5
9
6
6
7
6
5
8
6
5
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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cable Bay (Porth Trecastell) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest