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 pm 23 Jun 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
14.5° C

1.0°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 (24 Jun):

  • Morning surf: Morning surf (24 Jun, local time) - 0.5ft (0.1m), 8s period with SW swell.
  • Afternoon surf: Afternoon surf (24 Jun, local time) - 0.5ft (0.1m), 8s period with W swell.
  • Evening surf: Evening surf (24 Jun, local time) - 0.5ft (0.1m), 6s period with SW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 12AM is: 0.1m 7s primary swell from a Southwest direction (forecast issued at 06:00pm June 23). The wind direction is predicted to be glassy.

Time (BST) & DateWave HeightWave Period
Morning (24 Jun)0.5ft (0.1m)8s
Afternoon (24 Jun)0.5ft (0.1m)8s
Evening (24 Jun)0.5ft (0.1m)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

Mostly dry. Warm (max 30°C on Thu afternoon, min 16°C on Fri morning). Winds increasing (calm on Tue night, fresh winds from the SSW by Fri morning).

Tue
23
Wednesday
24
Thursday
25
Fri
26
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
4 AM
7 AM
10 AM
1 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)
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
8
0.1
W
8
0.1
W
8
0.1
SW
7
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.2
ENE
4
0.2
NNE
4
0.1
NE
4
0.6
SSE
4
0.7
S
4
0.7
S
4
0.9
SSW
4
1.2
SSW
5
Wave Graph
Metric surfscale
Energy kJ
1
1
1
2
2
2
3
2
2
2
2
2
1
1
1
0
0
0
0
9
17
15
29
59
Wind (km/h)
10
W
5
W
5
WNW
5
NNW
5
N
10
N
10
N
15
NNE
15
NNE
15
NE
20
NE
15
NE
20
ENE
10
NE
5
NE
10
NNE
5
S
5
SE
5
E
10
SSE
15
S
10
S
20
SSW
30
SSW
Wind State
cross-on
glassy
glassy
cross-off
glassy
cross-off
cross-off
off
cross-off
off
off
off
off
off
glassy
off
cross-on
glassy
cross-off
cross
cross-on
cross-on
cross-on
cross-on
High Tide
5:31PM3.11m
5:45AM3.31m
6:27PM3.14m
6:44AM3.24m
7:18PM3.22m
7:37AM3.25m
Low Tide
11:58PM1.21m
12:38PM1.00m
1:06AM1.19m
1:38PM1.02m
2:06AM1.09m
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
clear
clear
part cloud
part cloud
clear
part cloud
clear
cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:50
4:50
4:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:49
9:49
9:49
9:49
 mm
Temp °C
22
22
22
19
18
18
19
20
21
19
20
21
20
20
25
28
28
30
29
26
24
21
21
16
Feels °C
24
24
24
20
19
19
19
20
21
18
18
20
18
19
27
30
30
33
32
28
24
22
19
12
Swell 1
Height (m)
Direction
Period (s)
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.3
NNE
3
0.2
N
3
0.2
ENE
4
0.2
NNE
4
0.1
NE
4
0.2
ENE
4
0.2
ENE
4
0.1
NE
4
0.1
NE
4
Energy kJ
1
1
1
2
2
2
2
2
2
2
2
2
1
2
1
1
2
1
2
2
1
1
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
8
0.1
W
8
0.1
W
8
0.1
SW
6
0.1
SW
6
0.1
SW
6
Energy kJ
3
1
1
2
1
1
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.2
NNW
4
0.4
NNW
4
0.4
NNW
4
0.4
N
4
0.4
NNE
3
0.4
NNE
3
0.3
NE
3
0.5
NNE
3
0.2
ESE
3
0.6
SSE
4
0.7
S
4
0.7
S
4
0.9
SSW
4
1.2
SSW
5
Energy kJ
1
5
5
4
3
3
1
5
1
9
17
15
29
59
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
316
466
320
302
352
591
320
298
389
325
297
285
285
258
258
258
246
181
178
158
180
180
259
258
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
2
2
1
1
1
2
1
Header Global
Rating
(10 max)
5
6
7
8
9
9
9
9
8
6
6
5
5
5
5
5
5
4
4
5
5
6
6
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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