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 16 Jun 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
14.2° C

1.3°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 (16 Jun):

  • Morning surf: Morning surf (16 Jun, local time) - 2ft (0.6m), 3s period with SSW swell.
  • Afternoon surf: Afternoon surf (16 Jun, local time) - 3.5ft (1.0m), 4s period with SSW swell.
  • Evening surf: Evening surf (16 Jun, local time) - 4.5ft (1.3m), 5s period with SSW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 8AM is: 0.1m 13s primary swell from a Southwest direction and 0.5m 3s secondary swell from a South direction (forecast issued at 12:00am June 16). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (16 Jun)2ft (0.6m)3s
Afternoon (16 Jun)3.5ft (1.0m)4s
Evening (16 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 5mm), mostly falling on Thu morning. Very mild (max 15°C on Tue morning, min 13°C on Mon night). Winds increasing (light winds from the SSW on Mon night, strong winds from the S by Thu morning).

Tuesday
16
Wednesday
17
Thursday
18
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)
0.4
SSW
5
0.3
SSW
5
0.1
SW
13
0.6
SSW
4
0.9
SSW
4
1
SSW
5
1.3
SSW
5
1.3
SSW
6
1.3
SSW
5
1.1
SW
5
0.9
SW
5
0.9
SSW
5
1.2
SSW
5
1.3
SSW
5
1.5
SSW
6
1.5
SSW
6
1.4
SW
6
1.1
SW
5
1
SSW
5
1
SSW
5
1.4
SSW
5
1.6
SSW
6
1.6
SSW
6
1.3
SSW
6
Wave Graph
Metric surfscale
Energy kJ
9
6
6
10
25
40
86
107
83
60
33
39
67
95
143
148
118
67
48
40
117
167
173
127
Wind (km/h)
15
SSW
15
S
20
S
25
S
25
S
30
SSW
30
SSW
25
S
20
S
25
SSW
25
SSW
25
SSW
30
SSW
35
SSW
30
SSW
25
SSW
25
S
20
S
25
S
40
S
40
SSW
35
SSW
30
S
25
S
Wind State
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
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
10:10PM4.24m
10:41AM4.09m
11:00PM4.33m
11:33AM4.00m
11:50PM4.33m
12:26PM3.83m
Low Tide
5:14AM-0.13m
5:35PM0.09m
6:05AM-0.21m
6:23PM0.15m
6:56AM-0.17m
7:11PM0.29m
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
light rain
light rain
cloud
cloud
part cloud
<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>
9:46
9:46
9:47
 mm
1
1
2
1
Temp °C
13
14
13
15
15
15
14
13
14
14
13
13
14
15
14
14
14
14
14
15
15
15
15
15
Feels °C
11
12
10
11
11
11
9
9
11
10
9
8
8
9
8
10
10
11
10
9
9
10
11
12
Swell 1
Height (m)
Direction
Period (s)
0.1
SW
13
0.1
SW
13
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
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
11
0.1
SW
11
0.1
SW
11
0.1
SW
11
Energy kJ
6
6
6
6
6
6
6
5
6
6
6
6
5
5
5
5
5
5
5
5
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
13
0.1
W
9
Energy kJ
6
2
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.4
SSW
5
0.3
SSW
5
0.4
SSW
3
0.6
SSW
4
0.9
SSW
4
1
SSW
5
1.3
SSW
5
1.3
SSW
6
1.3
SSW
5
1.1
SW
5
0.9
SW
5
0.9
SSW
5
1.2
SSW
5
1.3
SSW
5
1.5
SSW
6
1.5
SSW
6
1.4
SW
6
1.1
SW
5
1
SSW
5
1
SSW
5
1.4
SSW
5
1.6
SSW
6
1.6
SSW
6
1.3
SSW
6
Energy kJ
9
5
3
10
25
40
86
107
83
60
33
39
67
95
143
148
118
67
48
40
117
167
173
127
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
1
1
1
1
1
1
1
1
2
Distance (km)
185
279
276
277
277
277
179
258
284
285
298
299
299
299
297
248
226
179
198
256
256
226
284
179
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
1
1
1
1
2
1
2
2
2
3
2
2
2
2
2
2
2
2
2
2
3
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
4
4
4
5
5
5
7
4
4
4
5
5
6
8
8
6
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
How to use the Wavefinder

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