Cable Bay (Porth Trecastell) Surf Break

Cable Bay (Porth Trecastell) 48 hour detailed Surf Forecast

Lat Long: 53.22° N 4.51° W

Issued: 6 am 19 Jun 2026 (local time)

Forecast update in  hr  min

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

Slightly warmer than usual

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 (19 Jun):

  • Morning surf: Morning surf (19 Jun, local time) - 6.5ft (2.0m), 6s period with SSW swell.
  • Afternoon surf: Afternoon surf (19 Jun, local time) - 5ft (1.6m), 6s period with SSW swell.
  • Evening surf: Evening surf (19 Jun, local time) - 6ft (1.8m), 6s period with SSW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 1PM is: 1.7m 7s primary swell from a South-southwest direction (forecast issued at 06:00am June 19). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (19 Jun)6.5ft (2.0m)6s
Afternoon (19 Jun)5ft (1.6m)6s
Evening (19 Jun)6ft (1.8m)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 15mm), heaviest on Fri afternoon. Very mild (max 19°C on Sun night, min 13°C on Fri night). Winds decreasing (fresh winds from the S on Fri morning, calm by Sat night).

Friday
19
Saturday
20
Sunday
21
Mon
22
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
1 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
SSW
6
2
SSW
6
2
SSW
7
1.7
SSW
7
1.6
SSW
6
1.8
SSW
6
1.7
SSW
6
1.5
SSW
6
1.2
SW
7
1
SW
7
0.7
SW
7
0.6
SSW
7
0.6
SSW
7
0.5
SW
7
0.5
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.3
SW
7
0.3
SW
7
0.2
SSW
7
0.2
SSW
7
Wave Graph
Metric surfscale
Energy kJ
185
292
356
254
215
249
225
176
127
91
49
32
32
23
23
16
12
12
12
11
7
7
4
4
Wind (km/h)
30
S
35
S
30
S
30
SSW
30
SSW
30
S
30
SSW
30
SSW
15
SW
15
WNW
10
WNW
10
WNW
5
WSW
0
SW
0
ENE
10
E
10
ENE
10
ENE
15
NE
15
NE
15
NE
15
NNE
15
NNE
10
NNE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross
cross-on
cross-on
on
glassy
glassy
cross-off
off
off
off
off
off
off
off
off
High Tide
1:22PM3.61m
1:37AM4.08m
2:21PM3.40m
2:35AM3.87m
3:24PM3.23m
Low Tide
7:47AM-0.03m
8:01PM0.48m
8:40AM0.19m
8:52PM0.71m
9:34AM0.44m
9:47PM0.93m
part cloud
cloud
light rain
light rain
mod rain
light rain
light rain
cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
clear
part cloud
cloud
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>
9:47
9:47
9:49
9:49
 mm
2
4
7
1
1
Temp °C
16
16
15
15
14
15
14
14
13
13
13
13
15
16
16
16
16
15
16
17
18
18
19
19
Feels °C
11
11
10
10
10
11
9
9
11
10
12
11
13
15
15
14
14
12
13
14
15
15
16
17
Swell 1
Height (m)
Direction
Period (s)
0.1
S
11
1.2
SW
7
1
SW
7
0.7
SW
7
0.6
SSW
7
0.6
SSW
7
0.5
SW
7
0.5
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.3
SW
7
0.3
SW
7
0.2
SSW
7
0.2
SSW
7
Energy kJ
2
127
91
49
32
32
23
23
16
12
12
12
11
7
7
4
4
Swell 2
Height (m)
Direction
Period (s)
0.1
S
10
0.1
S
10
0.1
S
10
0.3
NW
3
0.1
S
10
0.1
S
10
Energy kJ
2
2
2
2
2
2
Swell 3
Height (m)
Direction
Period (s)
0.1
S
10
0.1
S
10
Energy kJ
2
2
Wind waves
Height (m)
Direction
Period (s)
1.7
SSW
6
2
SSW
6
2
SSW
7
1.7
SSW
7
1.6
SSW
6
1.8
SSW
6
1.7
SSW
6
1.5
SSW
6
0.3
WNW
3
0.4
NW
3
0.3
NE
2
0.4
NE
3
0.3
NNE
3
0.4
NE
3
0.3
NNE
3
Energy kJ
185
292
356
254
215
249
225
176
2
3
1
2
2
2
2
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)
196
196
198
243
243
243
226
106
96
44
44
44
157
173
158
158
158
158
187
295
259
259
259
259
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
Header Global
Rating
(10 max)
6
6
6
4
4
4
4
4
5
5
5
7
5
5
8
9
9
9
8
8
7
9
7
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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