Cable Bay (Porth Trecastell) Surf Break

Lat Long: 53.22° N 4.51° W

Cable Bay (Porth Trecastell) 48 hour detailed Surf Forecast

Issued: 12 am 02 Oct 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
16.5°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 (02 Oct):

  • Morning surf: Morning surf (02 Oct, local time) - 6.5ft (2.0m), 6s period with SSW swell.
  • Afternoon surf: Afternoon surf (02 Oct, local time) - 10ft (3.0m), 8s period with SSW swell.
  • Evening surf: Evening surf (02 Oct, local time) - 8ft (2.4m), 8s period with SW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 5AM is: 1.9m 6s primary swell from a South-southwest direction (forecast issued at 12:00am October 02). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (02 Oct)6.5ft (2.0m)6s
Afternoon (02 Oct)10ft (3.0m)8s
Evening (02 Oct)8ft (2.4m)8s

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


Short Range Forecast

Moderate rain (total 11mm), heaviest on Fri night. Very mild (max 16°C on Fri morning, min 11°C on Sat morning). Winds decreasing (strong winds from the SSW on Fri morning, calm by Sat afternoon).

Friday
2
Saturday
3
Sunday
4
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
1
1
1
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
6
2
SSW
6
1.8
SSW
6
2.1
SSW
6
2.5
SSW
7
3
SSW
8
3
SW
8
2.1
SW
8
1.6
SW
7
1.2
SSW
7
0.9
SSW
7
0.8
SSW
7
0.6
SSW
7
0.6
SSW
7
0.5
SW
6
0.4
SSW
6
0.4
SW
6
0.4
SW
6
0.4
SSW
6
0.1
SW
15
0.8
SSW
4
0.8
SSW
4
0.8
SSW
4
0.8
SSW
4
Wave Graph
Metric surfscale
Energy kJ
181
292
271
351
665
1075
1059
519
255
142
96
68
36
35
20
15
9
9
13
8
15
19
22
25
Wind (km/h)
35
S
35
S
35
S
40
S
45
SSW
45
SSW
45
SSW
35
SW
20
NW
15
NNW
10
NNW
5
NE
5
NW
5
NW
0
N
5
ESE
10
SSE
10
S
15
S
20
S
25
S
25
SSW
25
SSW
25
S
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross
cross-off
cross-off
glassy
cross
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
High Tide
1:06AM3.75m
1:27PM3.61m
2:02AM3.38m
2:30PM3.33m
3:23AM3.05m
4:01PM3.15m
Low Tide
8:12AM0.77m
8:42PM0.76m
9:13AM1.08m
9:54PM0.98m
10:30AM1.28m
cloud
rain showers
rain showers
rain showers
light rain
part cloud
light rain
light rain
rain showers
clear
part cloud
part cloud
clear
cloud
clear
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
7:20
—
—
—
—
—
—
—
7:20
—
—
—
—
—
—
—
7:22
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:52
—
—
—
—
—
—
—
6:51
—
—
—
—
—
—
—
6:49
—
—
 mm
—
1
1
1
1
—
1
4
2
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
15
15
15
16
16
16
16
15
14
12
12
11
12
12
13
12
13
13
14
14
15
15
16
15
Feels °C
9
9
9
10
8
8
9
10
10
9
10
10
10
11
12
10
10
9
11
11
11
11
13
12
  • 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