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 am 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) - 1.5ft (0.4m), 3s 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) - 4.5ft (1.3m), 5s period with SSW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 6AM is: 0.4m 4s primary swell from a South-southwest direction and 0.2m 4s secondary swell from a South-southwest direction (forecast issued at 12:00am June 26). An open ocean swell of 0.1m 4s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (26 Jun)1.5ft (0.4m)3s
Afternoon (26 Jun)4ft (1.2m)5s
Evening (26 Jun)4.5ft (1.3m)5s

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 Thu night. Warm (max 29°C on Thu night, min 14°C on Sat night). Winds increasing (calm on Thu night, strong winds from the SSW by Sat morning).

Friday
26
Saturday
27
Sunday
28
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
0
0
0
0
0
0
0
0
0
0
0
1
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)
0.7
S
4
0.5
S
4
0.3
SSW
4
0.4
SSW
3
0.9
SSW
4
1.3
SSW
5
1.4
SSW
5
1.3
SSW
6
1.2
SSW
5
1.3
SSW
5
1.4
SSW
6
1.5
SSW
6
1.6
SSW
6
1.9
SSW
6
1.9
SSW
7
1.7
SSW
6
1.6
SSW
6
1.4
SSW
7
1.2
SSW
7
1.1
SW
7
0.9
SSW
7
0.9
SSW
7
1.2
SSW
6
1.3
SSW
6
Wave Graph
Metric surfscale
Energy kJ
13
7
3
4
28
87
107
107
83
88
115
136
184
297
302
239
202
165
123
106
81
78
103
124
Wind (km/h)
20
SSE
5
ESE
5
SW
30
SSW
35
S
35
SSW
30
SSW
25
S
20
S
25
S
30
S
35
S
40
SSW
35
SSW
30
SSW
30
SSW
25
SSW
25
SSW
20
SSW
20
SW
10
WSW
30
SSW
30
SW
20
SW
Wind State
cross-on
glassy
glassy
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
cross-on
on
on
on
High Tide
7:37AM3.25m
8:04PM3.33m
8:25AM3.30m
8:47PM3.45m
9:09AM3.38m
9:27PM3.58m
Low Tide
2:06AM1.09m
2:30PM0.98m
2:56AM0.95m
3:15PM0.91m
3:40AM0.80m
3:55PM0.81m
rain showers
cloud
clear
clear
part cloud
part cloud
part cloud
clear
cloud
cloud
part cloud
clear
clear
part cloud
clear
cloud
cloud
light rain
cloud
part cloud
part cloud
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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
 mm
2
1
Temp °C
23
23
20
19
16
17
17
16
17
17
17
18
18
18
17
16
15
14
15
14
15
15
15
15
Feels °C
22
25
22
16
11
12
13
13
15
14
13
13
12
13
13
12
11
11
12
11
14
9
9
11
Swell 1
Height (m)
Direction
Period (s)
0.1
NE
4
0.5
S
4
0.3
SSW
4
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
1.3
SSW
6
Energy kJ
1
7
3
1
5
5
5
5
5
9
8
8
8
8
8
106
8
8
8
124
Swell 2
Height (m)
Direction
Period (s)
0.1
NE
4
0.1
NE
4
0.1
SW
15
0.1
SW
14
Energy kJ
1
1
8
8
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.7
S
4
0.4
SSW
3
0.9
SSW
4
1.3
SSW
5
1.4
SSW
5
1.3
SSW
6
1.2
SSW
5
1.3
SSW
5
1.4
SSW
6
1.5
SSW
6
1.6
SSW
6
1.9
SSW
6
1.9
SSW
7
1.7
SSW
6
1.6
SSW
6
1.4
SSW
7
1.2
SSW
7
1
SW
7
0.9
SSW
7
0.9
SSW
7
1.2
SSW
6
Energy kJ
13
4
28
87
107
107
83
88
115
136
184
297
302
239
202
165
123
86
81
78
103
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)
178
264
287
264
269
285
284
180
181
294
307
342
333
302
297
258
272
283
283
283
261
261
244
131
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
1
1
2
1
1
1
1
1
1
1
1
1
1
2
1
2
1
1
1
2
1
2
2
Header Global
Rating
(10 max)
5
5
5
5
6
7
7
5
5
6
6
5
5
5
7
8
8
8
7
6
5
5
6
6
  • 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
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