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 15 Jun 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
14.0° C

1.2°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 (15 Jun):

  • Morning surf: Morning surf (15 Jun, local time) - 0.5ft (0.2m), 4s period with SSE swell.
  • Afternoon surf: Afternoon surf (15 Jun, local time) - 1.5ft (0.4m), 4s period with SE swell.
  • Evening surf: Evening surf (15 Jun, local time) - 1ft (0.3m), 6s period with SSW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 8AM is: 0.1m 13s primary swell from a South direction and 0.1m 7s secondary swell from a South direction (forecast issued at 12:00am June 15). An open ocean swell of 0.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (15 Jun)0.5ft (0.2m)4s
Afternoon (15 Jun)1.5ft (0.4m)4s
Evening (15 Jun)1ft (0.3m)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

Moderate rain (total 10mm), heaviest on Tue night. Very mild (max 19°C on Mon afternoon, min 13°C on Sun night). Winds increasing (calm on Mon morning, fresh winds from the SSW by Wed afternoon).

Monday
15
Tuesday
16
Wednesday
17
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
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
S
14
0.1
S
13
0.1
S
13
0.4
SE
4
0.2
SSE
4
0.3
SSE
3
0.3
SSW
6
0.3
SSW
5
0.3
SSW
5
0.3
SSW
5
0.1
SW
13
0.6
SSW
5
1
SSW
4
1
SSW
5
1.2
SSW
5
1.4
SSW
5
1.4
SSW
6
1.7
SSW
6
1.5
SSW
6
1.3
SSW
6
1.3
SSW
6
1.6
SSW
6
1.8
SW
6
1.6
SW
6
Wave Graph
Metric surfscale
Energy kJ
4
3
3
5
2
2
7
7
6
6
6
20
37
42
69
117
122
184
164
120
100
156
237
196
Wind (km/h)
15
E
10
E
10
E
5
E
10
WSW
5
SE
15
WSW
10
SSW
15
SSW
15
S
15
S
25
S
25
S
25
S
30
S
30
S
25
SSW
20
S
30
SSW
25
SSW
30
SSW
35
SSW
35
SSW
25
S
Wind State
cross-off
cross-off
cross-off
glassy
cross-on
glassy
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
cross-on
cross-on
cross-on
High Tide
9:49AM4.09m
10:10PM4.24m
10:41AM4.09m
11:00PM4.33m
11:33AM4.00m
Low Tide
4:23AM0.06m
4:47PM0.11m
5:14AM-0.13m
5:35PM0.09m
6:05AM-0.21m
6:23PM0.15m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
part cloud
cloud
cloud
light rain
light rain
cloud
light rain
light rain
light rain
cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:50
4:50
4:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:45
9:46
9:46
 mm
1
1
1
4
3
Temp °C
14
14
15
17
17
19
16
14
14
14
14
15
15
14
14
14
14
14
14
14
14
14
14
14
Feels °C
11
12
13
16
15
19
14
13
13
12
12
11
11
11
9
9
10
11
10
10
9
8
8
10
Swell 1
Height (m)
Direction
Period (s)
0.2
N
4
0.2
ENE
3
0.2
ENE
4
0.2
ENE
5
0.2
SSE
4
0.2
ENE
5
0.3
SSW
6
0.3
SSW
5
0.3
SSW
5
0.1
SW
13
0.1
SW
5
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
Energy kJ
1
1
2
2
2
2
7
6
5
6
1
6
6
6
6
6
5
5
6
5
5
Swell 2
Height (m)
Direction
Period (s)
0.1
S
7
0.2
SSE
4
0.2
ENE
5
0.2
S
3
0.1
NE
5
0.1
NE
4
0.1
SW
13
Energy kJ
1
2
2
1
1
1
6
Swell 3
Height (m)
Direction
Period (s)
0.1
S
14
0.1
S
13
0.1
S
13
0.1
S
7
0.1
S
6
0.1
SW
6
0.1
SW
13
0.1
SW
13
Energy kJ
4
3
3
1
1
2
7
6
Wind waves
Height (m)
Direction
Period (s)
0.3
ENE
3
0.4
SE
4
0.3
SSE
3
0.3
SSW
5
0.3
SSW
4
0.6
SSW
5
1
SSW
4
1
SSW
5
1.2
SSW
5
1.4
SSW
5
1.4
SSW
6
1.7
SSW
6
1.5
SSW
6
1.3
SSW
6
1.3
SSW
6
1.6
SSW
6
1.8
SW
6
1.6
SW
6
Energy kJ
1
5
2
4
4
20
37
42
69
117
122
184
164
120
100
156
237
196
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
2
2
2
1
1
1
1
1
1
1
1
2
1
1
2
1
1
Distance (km)
246
272
260
211
212
296
298
279
277
279
277
277
277
277
270
277
248
248
284
285
258
299
284
226
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
2
2
2
2
1
2
2
2
2
1
1
1
1
1
1
2
2
3
2
2
2
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
5
4
5
4
4
5
5
8
7
5
4
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
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