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 16 Jun 2026 (local time)

Forecast update in  hr  min

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

1.0°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) - 3ft (0.9m), 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 3PM is: 0.9m 4s primary swell from a South-southwest direction and 0.1m 12s secondary swell from a Southwest direction (forecast issued at 12:00pm 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)3ft (0.9m)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

Moderate rain (total 10mm), heaviest on Thu morning. Very mild (max 16°C on Thu night, min 13°C on Tue night). Winds increasing (light winds from the S on Tue night, fresh winds from the S by Thu morning).

Tue
16
Wednesday
17
Thursday
18
Fri
19
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)
0.6
SSW
4
0.9
SSW
4
1
SSW
5
1.3
SSW
5
1.3
SSW
5
1
SSW
5
0.9
SSW
5
1.1
SW
5
1.1
SW
5
1
SSW
5
1.3
SSW
5
1.4
SSW
6
1.3
SSW
6
1.2
SW
5
1
SSW
5
1.2
SSW
5
1.8
SSW
6
2
SSW
6
1.9
SSW
6
1.7
SSW
6
1.4
SSW
6
1.1
SSW
6
1.2
SSW
5
1.3
SSW
5
Wave Graph
Metric surfscale
Energy kJ
10
26
40
83
97
54
39
51
60
54
83
114
105
85
52
69
215
305
297
218
141
80
74
90
Wind (km/h)
25
S
25
S
25
S
30
SSW
25
S
15
S
25
SSW
25
SSW
25
SSW
30
SSW
30
SSW
30
SSW
25
S
25
S
20
S
35
S
35
S
35
S
30
S
25
S
20
S
20
S
25
S
25
S
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
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
High Tide
10:41AM4.09m
11:00PM4.33m
11:33AM4.00m
11:50PM4.33m
12:26PM3.83m
00:42AM4.24m
Low Tide
5:35PM0.09m
6:05AM-0.21m
6:23PM0.15m
6:56AM-0.17m
7:11PM0.29m
part cloud
cloud
light rain
cloud
cloud
light rain
cloud
part cloud
clear
clear
clear
clear
clear
cloud
cloud
cloud
light rain
light rain
cloud
cloud
cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:50
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
9:47
 mm
1
2
4
3
Temp °C
15
15
14
14
13
13
14
13
13
14
15
15
14
14
14
14
15
15
15
15
15
16
16
16
Feels °C
11
11
10
9
8
11
10
9
8
9
9
10
10
10
11
8
9
9
10
12
12
13
13
13
Swell 1
Height (m)
Direction
Period (s)
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
12
0.1
SW
11
0.1
S
11
0.3
SW
7
0.1
S
11
Energy kJ
6
6
6
6
6
6
6
6
6
6
5
5
5
5
5
5
2
8
2
Swell 2
Height (m)
Direction
Period (s)
0.1
W
9
0.1
S
11
Energy kJ
2
2
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.6
SSW
4
0.9
SSW
4
1
SSW
5
1.3
SSW
5
1.3
SSW
5
1
SSW
5
0.9
SSW
5
1.1
SW
5
1.1
SW
5
1
SSW
5
1.3
SSW
5
1.4
SSW
6
1.3
SSW
6
1.2
SW
5
1
SSW
5
1.2
SSW
5
1.8
SSW
6
2
SSW
6
1.9
SSW
6
1.7
SSW
6
1.4
SSW
6
1.1
SSW
6
1.2
SSW
5
1.3
SSW
5
Energy kJ
10
26
40
83
97
54
39
51
60
54
83
114
105
85
52
69
215
305
297
218
141
80
74
90
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
2
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
277
277
277
272
198
261
285
276
226
248
299
260
179
179
179
226
256
226
258
179
118
179
179
179
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
1
1
1
2
2
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Header Global
Rating
(10 max)
5
5
4
4
4
6
5
5
5
5
4
4
4
5
9
7
9
6
5
5
6
6
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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