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 pm 12 Jun 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
13.7° C

1.1°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 (13 Jun):

  • Morning surf: Morning surf (13 Jun, local time) - 4.5ft (1.4m), 5s period with W swell.
  • Afternoon surf: Afternoon surf (13 Jun, local time) - 2ft (0.6m), 5s period with NW swell.
  • Evening surf: Evening surf (13 Jun, local time) - 1.5ft (0.4m), 5s period with SSW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 1AM is: 1.5m 5s primary swell from a West-southwest direction (forecast issued at 06:00pm June 12). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (13 Jun)4.5ft (1.4m)5s
Afternoon (13 Jun)2ft (0.6m)5s
Evening (13 Jun)1.5ft (0.4m)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

Mostly dry. Very mild (max 15°C on Fri afternoon, min 11°C on Fri night). Winds decreasing (fresh winds from the W on Fri night, calm by Sun night).

Fri
12
Saturday
13
Sunday
14
Mon
15
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
10 AM
1 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)
1.2
SW
7
1.1
SW
7
1.1
SW
7
1.5
WSW
5
1.4
W
5
1.4
W
5
1.3
W
5
1.1
W
5
0.6
NW
5
0.4
SSW
5
0.4
SSW
5
0.4
SW
4
0.3
SSW
4
0.2
SSW
4
0.2
SSW
4
0.1
S
15
0.2
W
3
0.1
SW
4
0.1
SW
4
0.1
S
14
0.1
S
13
0.1
S
13
0.1
S
13
0.1
SW
13
Wave Graph
Metric surfscale
Energy kJ
131
103
102
104
102
104
92
65
19
11
8
5
4
2
2
4
1
1
1
4
3
3
3
7
Wind (km/h)
25
WNW
25
W
30
W
30
W
30
W
30
W
25
WSW
25
WSW
20
SW
15
WSW
15
NW
20
NW
15
NNW
10
N
15
NNW
15
NNW
10
N
10
N
10
NE
10
ENE
5
E
5
SE
10
S
15
S
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
glassy
cross-on
cross-on
High Tide
7:45PM3.65m
8:04AM3.85m
8:34PM3.88m
8:57AM4.00m
9:22PM4.09m
9:49AM4.09m
Low Tide
2:10PM0.54m
2:37AM0.64m
3:05PM0.35m
3:31AM0.33m
3:57PM0.20m
4:23AM0.06m
clear
clear
clear
clear
part cloud
cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
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>
9:44
9:45
9:45
9:45
 mm
Temp °C
15
15
13
12
11
11
12
12
14
15
14
13
12
11
11
12
13
13
13
12
12
13
14
15
Feels °C
9
10
7
6
5
5
6
7
10
12
11
10
9
9
8
9
11
10
11
10
10
12
12
12
Swell 1
Height (m)
Direction
Period (s)
1.2
SW
7
1.1
SW
7
1.1
SW
7
0.6
NW
5
0.5
NW
4
0.4
SSW
5
0.4
SW
4
0.3
SSW
4
0.2
SSW
4
0.2
SSW
4
0.2
W
3
0.4
NNW
4
0.3
NNW
4
0.2
N
4
0.2
N
4
0.2
N
4
0.2
N
4
Energy kJ
131
103
102
19
9
8
5
4
2
2
1
7
4
1
1
1
1
Swell 2
Height (m)
Direction
Period (s)
0.1
W
11
0.4
SSW
5
0.4
NW
4
0.1
SW
4
0.1
SW
4
0.1
S
14
0.1
S
13
0.1
S
13
0.1
S
13
0.1
SW
13
Energy kJ
3
11
4
1
1
4
3
3
3
7
Swell 3
Height (m)
Direction
Period (s)
0.1
W
11
0.2
NNW
5
0.1
S
15
0.1
SW
4
0.1
SW
4
0.1
S
7
0.1
S
7
Energy kJ
2
2
4
1
1
1
1
Wind waves
Height (m)
Direction
Period (s)
0.7
NW
5
0.8
WNW
5
1.3
WSW
5
1.5
WSW
5
1.4
W
5
1.4
W
5
1.3
W
5
1.1
W
5
0.5
SW
6
0.4
NNW
4
0.7
NNW
4
0.6
NNW
4
0.6
NNW
5
0.5
N
5
0.2
W
3
Energy kJ
22
24
76
104
102
104
92
65
15
8
16
15
17
11
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
Distance (km)
549
168
221
262
167
173
173
181
181
173
173
181
157
172
172
172
158
158
158
172
181
260
284
284
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
2
2
3
2
2
3
2
2
2
2
2
1
1
1
1
1
1
2
2
2
Header Global
Rating
(10 max)
5
4
8
9
6
5
5
5
5
5
5
4
4
4
4
5
5
9
9
4
4
5
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
How to use the Wavefinder

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