Cable Bay (Porth Trecastell) Surf Break
Lat Long: 53.22° N 4.51° W

Cable Bay (Porth Trecastell) 48 hour detailed Surf Forecast

Weather Forecast for Cable Bay (Porth Trecastell)

Issued: 12 am 08 Jun 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
13.5° C

1.4°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 (08 Jun):

  • Morning surf: Morning surf (08 Jun, local time) - 3.5ft (1.0m), 7s period with SSW swell.
  • Afternoon surf: Afternoon surf (08 Jun, local time) - 3ft (0.9m), 7s period with SSW swell.
  • Evening surf: Evening surf (08 Jun, local time) - 4.5ft (1.4m), 6s period with SW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 5AM is: 1.5m 7s primary swell from a South-southwest direction and 0.1m 12s secondary swell from a Southwest direction (forecast issued at 12:00am June 08). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (08 Jun)3.5ft (1.0m)7s
Afternoon (08 Jun)3ft (0.9m)7s
Evening (08 Jun)4.5ft (1.4m)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

Heavy rain (total 20mm), heaviest during Sun night. Very mild (max 14°C on Tue afternoon, min 10°C on Sun night). Winds decreasing (strong winds from the S on Sun night, light winds from the SW by Wed afternoon).

Monday
8
Tuesday
9
Wednesday
10
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
1
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)
2.5
SSW
7
1.7
SSW
7
1.2
SSW
7
0.9
SSW
7
0.9
SW
7
1
SSW
7
1.3
SSW
5
1.4
SW
6
1.3
SW
6
1.5
SW
6
1.5
WSW
6
1.6
SW
6
1.6
SW
6
1.5
SW
6
1.2
SW
6
1.1
SW
6
0.9
SW
7
0.9
SW
7
1
W
4
1.1
WSW
4
1
WSW
5
0.9
WSW
5
0.9
WSW
4
0.9
WSW
4
Wave Graph
Metric surfscale
Energy kJ
655
282
138
93
75
99
94
122
132
170
148
154
171
136
86
85
63
67
35
52
47
37
26
27
Wind (km/h)
35
SSW
15
WNW
20
WNW
20
WNW
15
WSW
30
SSW
30
SW
25
WSW
25
WSW
30
WSW
30
WSW
35
WSW
30
WSW
20
WSW
20
W
25
WNW
15
W
25
W
25
WSW
25
W
20
WSW
20
WSW
10
SW
15
W
Wind State
on
cross
cross-on
cross-on
on
on
on
on
on
cross-on
on
on
on
on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
High Tide
3:06AM3.31m
3:54PM2.92m
4:07AM3.29m
5:01PM3.01m
5:11AM3.35m
6:01PM3.18m
Low Tide
10:10AM1.01m
10:23PM1.30m
11:08AM0.98m
11:27PM1.29m
12:10PM0.88m
light rain
mod rain
rain showers
clear
clear
clear
rain showers
rain showers
light rain
rain showers
clear
part cloud
part cloud
clear
cloud
light rain
cloud
rain showers
part cloud
rain showers
clear
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:52
4:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:40
9:42
9:43
 mm
3
8
1
1
2
1
1
1
1
1
Temp °C
12
10
11
11
11
12
12
13
11
10
10
10
12
14
13
12
11
10
10
11
12
13
14
14
Feels °C
5
7
7
6
7
5
6
8
5
4
4
2
5
9
8
6
8
5
5
6
7
8
11
10
Swell 1
Height (m)
Direction
Period (s)
1.7
SSW
7
1.2
SSW
7
0.9
SSW
7
0.5
NW
4
0.4
NW
4
0.1
SW
12
0.6
SSW
7
1.1
SW
6
0.9
SW
7
0.9
SW
7
0.5
SW
7
Energy kJ
282
138
93
8
4
5
33
85
63
67
22
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
Energy kJ
6
6
6
6
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
12
Energy kJ
6
Wind waves
Height (m)
Direction
Period (s)
2.5
SSW
7
0.6
WNW
4
0.7
WNW
4
0.9
SW
7
1
SSW
7
1.3
SSW
5
1.4
SW
6
1.3
SW
6
1.5
SW
6
1.5
WSW
6
1.6
SW
6
1.6
SW
6
1.5
SW
6
1.2
SW
6
0.8
WNW
4
0.8
WNW
5
1.1
WSW
4
1
W
4
1.1
WSW
4
1
WSW
5
0.9
WSW
5
0.9
WSW
4
0.9
WSW
4
Energy kJ
655
11
16
75
99
94
122
132
170
148
154
171
136
86
20
27
47
35
52
47
37
26
27
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
2
1
1
1
1
1
2
1
2
3
2
3
1
1
1
1
2
1
3
3
2
Distance (km)
106
44
167
167
44
261
261
261
261
256
256
318
549
549
319
168
44
261
173
399
609
541
333
256
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
3
4
4
2
1
2
2
2
2
4
4
4
1
3
4
3
3
2
2
1
2
2
2
Header Global
Rating
(10 max)
9
7
6
7
5
6
8
6
9
9
8
7
9
5
7
7
6
5
5
8
6
9
9
9
  • 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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