Cable Bay (Porth Trecastell) Surf Break

Lat Long: 53.22° N 4.51° W

Cable Bay (Porth Trecastell) 48 hour detailed Surf Forecast

Issued: 6 am 26 Jul 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
17.2° C
1.9° 

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 (26 Jul):

  • Morning surf: Morning surf (26 Jul, local time) - 5ft (1.6m), 6s period with WNW swell.
  • Afternoon surf: Afternoon surf (26 Jul, local time) - 4.5ft (1.4m), 6s period with NW swell.
  • Evening surf: Evening surf (26 Jul, local time) - 3.5ft (1.0m), 5s period with NW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 10AM is: 1.6m 6s primary swell from a West-northwest direction and 0.6m 6s secondary swell from a Southwest direction (forecast issued at 06:00am July 26). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (26 Jul)5ft (1.6m)6s
Afternoon (26 Jul)4.5ft (1.4m)6s
Evening (26 Jul)3.5ft (1.0m)5s

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


Short Range Forecast

Some drizzle, heaviest during Mon morning. Very mild (max 19°C on Tue morning, min 14°C on Mon morning). Winds decreasing (fresh winds from the WNW on Sun morning, light winds from the S by Tue night).

Sunday
26
Monday
27
Tuesday
28
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
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)
1.2
SW
5
1.4
W
5
1.6
WNW
6
1.7
WNW
6
1.4
NW
6
1.2
WNW
5
0.9
NW
5
1
NW
5
1.1
NW
5
0.9
WNW
5
0.6
WNW
4
1
SW
5
0.8
SW
4
0.6
SW
4
0.6
SSW
5
0.7
SW
6
0.7
SW
6
0.8
SW
6
1
SW
4
1.2
SSW
5
1.2
SSW
5
1.1
SW
5
0.9
SW
5
Wave Graph
Metric surfscale
Energy kJ
76
100
166
176
128
72
38
41
64
41
13
41
29
14
17
33
35
42
38
61
67
60
40
Wind (km/h)
30
W
30
WNW
35
WNW
35
WNW
30
WNW
25
WNW
25
NW
30
WNW
20
WNW
15
W
25
SW
20
SW
20
WSW
15
SSW
15
S
20
S
15
S
15
S
30
SSW
30
SSW
30
SSW
25
SSW
20
S
Wind State
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
High Tide
8:13AM3.09m
8:35PM3.31m
9:01AM3.24m
9:19PM3.52m
9:41AM3.38m
9:56PM3.72m
Low Tide
2:38AM1.14m
2:56PM1.10m
3:23AM0.93m
3:37PM0.90m
4:03AM0.71m
4:13PM0.71m
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
clear
cloud
cloud
light rain
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:24
5:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:22
9:22
9:20
 mm
1
Temp °C
17
16
16
16
16
17
16
15
15
15
14
15
18
18
18
18
18
17
18
19
19
19
18
Feels °C
13
11
11
9
10
13
12
10
11
12
10
12
16
17
17
17
17
16
15
15
15
16
16
  • 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