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 26 Jun 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
15.8° C

2.2°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 (26 Jun):

  • Morning surf: Morning surf (26 Jun, local time) - 1ft (0.3m), 4s period with SSW swell.
  • Afternoon surf: Afternoon surf (26 Jun, local time) - 4ft (1.2m), 5s period with SSW swell.
  • Evening surf: Evening surf (26 Jun, local time) - 5ft (1.5m), 6s period with SSW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 7PM is: 1.6m 6s primary swell from a South-southwest direction and 0.1m 16s secondary swell from a South direction (forecast issued at 12:00pm June 26). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (26 Jun)1ft (0.3m)4s
Afternoon (26 Jun)4ft (1.2m)5s
Evening (26 Jun)5ft (1.5m)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 3mm), mostly falling on Sat night. Warm (max 23°C on Fri morning, min 13°C on Sun night). Winds decreasing (fresh winds from the SSW on Fri morning, light winds from the WSW by Sun night).

Fri
26
Saturday
27
Sunday
28
Mon
29
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)
0.3
SSW
4
0.9
SSW
4
1.4
SSW
5
1.6
SSW
6
1.5
SSW
6
1.3
SSW
6
1.4
SSW
6
1.5
SSW
6
1.5
SSW
6
1.6
SSW
6
1.9
SSW
6
1.9
SSW
7
1.9
SSW
7
1.8
SSW
6
1.5
SSW
6
1.3
SSW
7
1.1
SW
7
1
SW
7
1.2
SSW
7
1.4
SSW
6
1.5
SSW
6
1.2
SW
6
0.9
SSW
6
0.8
SSW
7
Wave Graph
Metric surfscale
Energy kJ
2
25
105
148
143
104
115
136
136
166
266
316
302
265
187
154
109
93
123
127
176
112
74
56
Wind (km/h)
20
SSW
35
SSW
35
S
35
SSW
25
S
25
S
25
S
25
S
35
S
35
SSW
35
SSW
35
SSW
35
S
30
SSW
20
SSW
20
SSW
15
W
25
SW
30
SSW
30
SSW
30
SW
15
WSW
15
WSW
15
WSW
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
cross-on
on
cross-on
High Tide
7:37AM3.25m
8:04PM3.33m
8:25AM3.30m
8:47PM3.45m
9:09AM3.38m
9:27PM3.58m
Low Tide
2:30PM0.98m
2:56AM0.95m
3:15PM0.91m
3:40AM0.80m
3:55PM0.81m
4:19AM0.66m
part cloud
part cloud
part cloud
part cloud
clear
cloud
cloud
part cloud
clear
part cloud
clear
part cloud
cloud
light rain
rain showers
cloud
rain showers
clear
clear
cloud
clear
part cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:52
4:52
4:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:49
9:49
9:49
9:49
 mm
1
1
1
Temp °C
23
17
17
16
16
16
17
17
18
18
18
17
16
16
15
14
14
14
15
14
15
15
14
13
Feels °C
23
12
12
11
13
13
14
14
14
12
13
12
11
12
12
11
11
9
9
8
10
12
10
10
Swell 1
Height (m)
Direction
Period (s)
0.1
NE
4
0.1
S
16
0.1
S
16
0.1
S
16
0.1
S
16
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
1.1
SW
7
0.1
SW
15
0.1
SW
14
0.1
SW
14
0.1
SW
14
1.2
SW
6
0.9
SSW
6
0.8
SSW
7
Energy kJ
1
5
5
5
5
5
9
8
8
8
8
8
109
8
8
8
8
112
74
56
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
15
0.1
SW
14
0.1
SW
14
0.1
SW
14
Energy kJ
8
8
8
7
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.3
SSW
4
0.9
SSW
4
1.4
SSW
5
1.6
SSW
6
1.5
SSW
6
1.3
SSW
6
1.4
SSW
6
1.5
SSW
6
1.5
SSW
6
1.6
SSW
6
1.9
SSW
6
1.9
SSW
7
1.9
SSW
7
1.8
SSW
6
1.5
SSW
6
1.3
SSW
7
1
SW
7
1
SW
7
1.2
SSW
7
1.4
SSW
6
1.5
SSW
6
0.4
NW
3
0.4
WNW
4
Energy kJ
2
25
105
148
143
104
115
136
136
166
266
316
302
265
187
154
91
93
123
127
176
3
6
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
3
1
1
1
Distance (km)
285
286
256
258
172
181
307
307
342
317
302
297
196
285
283
283
44
541
261
244
256
44
44
44
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
3
1
3
2
Header Global
Rating
(10 max)
5
6
7
7
5
6
6
6
5
5
5
5
4
9
8
7
6
5
5
6
6
6
8
7
  • 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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