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 pm 27 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 (27 Jun):

  • Morning surf: Morning surf (27 Jun, local time) - 4.5ft (1.4m), 6s period with SSW swell.
  • Afternoon surf: Afternoon surf (27 Jun, local time) - 5.5ft (1.7m), 6s period with SSW swell.
  • Evening surf: Evening surf (27 Jun, local time) - 6.5ft (2.0m), 7s period with SSW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 7PM is: 2.0m 7s primary swell from a South-southwest direction and 0.1m 15s secondary swell from a Southwest direction (forecast issued at 12:00pm June 27). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (27 Jun)4.5ft (1.4m)6s
Afternoon (27 Jun)5.5ft (1.7m)6s
Evening (27 Jun)6.5ft (2.0m)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

Some drizzle, heaviest during Sat night. Very mild (max 19°C on Sat morning, min 13°C on Sun night). Winds decreasing (strong winds from the SSW on Sat afternoon, light winds from the WSW by Sun night).

Sat
27
Sunday
28
Monday
29
Tue
30
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
4 AM
7 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
Wave
Height (m)
Direction
Period (s)
1.5
SSW
6
1.6
SSW
6
1.9
SSW
6
2
SSW
7
2
SSW
7
1.8
SSW
7
1.5
SSW
7
1.4
SW
7
1.2
SW
7
1.3
SSW
7
1.7
SSW
6
2
SSW
6
1.7
SSW
7
1.4
SW
7
1.1
SW
7
1
SW
7
1
SW
7
0.8
SSW
7
0.8
SSW
7
0.9
SSW
4
1.1
SW
5
0.9
SSW
5
1
SSW
5
1.2
SSW
5
Wave Graph
Metric surfscale
Energy kJ
126
154
266
346
356
297
237
193
156
173
191
322
244
163
118
89
89
57
57
35
62
45
40
62
Wind (km/h)
35
S
35
SSW
40
SSW
40
SSW
35
SSW
25
SSW
25
SSW
20
SW
25
SW
35
SSW
40
SSW
35
SSW
30
SSW
15
WSW
20
WSW
20
SW
20
SW
20
SSW
25
SSW
25
SSW
20
S
15
S
20
S
25
SSE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
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
High Tide
8:25AM3.30m
8:47PM3.45m
9:09AM3.38m
9:27PM3.58m
9:50AM3.45m
10:07PM3.69m
Low Tide
3:15PM0.91m
3:40AM0.80m
3:55PM0.81m
4:19AM0.66m
4:32PM0.71m
4:57AM0.55m
part cloud
clear
clear
cloud
cloud
rain showers
cloud
clear
clear
clear
clear
cloud
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:52
4:52
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:49
9:49
9:49
9:47
 mm
1
Temp °C
18
19
18
18
16
15
15
14
14
14
15
14
14
15
14
13
14
14
15
15
14
14
14
14
Feels °C
13
14
12
12
11
11
11
11
10
8
7
7
9
12
10
9
11
10
11
11
11
12
11
10
Swell 1
Height (m)
Direction
Period (s)
0.1
S
16
0.1
SW
15
0.1
SW
15
0.1
SW
15
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
0.1
SW
14
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
Energy kJ
5
9
8
8
8
8
8
8
8
8
8
8
7
7
1
7
7
7
7
7
7
Swell 2
Height (m)
Direction
Period (s)
0.2
WSW
14
0.2
WSW
13
0.1
SW
13
Energy kJ
19
18
7
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1.5
SSW
6
1.6
SSW
6
1.9
SSW
6
2
SSW
7
2
SSW
7
1.8
SSW
7
1.5
SSW
7
1.4
SW
7
1.2
SW
7
1.3
SSW
7
1.7
SSW
6
2
SSW
6
1.7
SSW
7
1.4
SW
7
1.1
SW
7
1
SW
7
1
SW
7
0.8
SSW
7
0.8
SSW
7
0.9
SSW
4
1.1
SW
5
0.9
SSW
5
1
SSW
5
1.2
SSW
5
Energy kJ
126
154
266
346
356
297
237
193
156
173
191
322
244
163
118
89
89
57
57
35
62
45
40
62
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
2
3
2
1
1
1
3
1
1
1
1
1
1
Distance (km)
342
342
198
186
297
283
283
131
541
541
261
541
261
167
44
105
44
256
244
187
44
179
179
256
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
1
1
2
2
1
1
1
1
1
2
1
4
1
2
4
3
3
4
3
3
3
2
Header Global
Rating
(10 max)
5
5
5
5
6
9
9
8
7
6
5
5
9
5
6
6
6
5
6
9
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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