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: 6 pm 08 Jun 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
13.6° C

1.5°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 (09 Jun):

  • Morning surf: Morning surf (09 Jun, local time) - 5ft (1.5m), 6s period with WSW swell.
  • Afternoon surf: Afternoon surf (09 Jun, local time) - 4.5ft (1.4m), 6s period with SW swell.
  • Evening surf: Evening surf (09 Jun, local time) - 4ft (1.2m), 5s period with WSW swell.

The current surf forecast for Cable Bay (Porth Trecastell) at 1AM is: 1.4m 6s primary swell from a Southwest direction (forecast issued at 06:00pm June 08). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (09 Jun)5ft (1.5m)6s
Afternoon (09 Jun)4.5ft (1.4m)6s
Evening (09 Jun)4ft (1.2m)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 17mm), heaviest on Mon night. Very mild (max 13°C on Mon night, min 10°C on Mon night). Winds decreasing (fresh winds from the WSW on Tue morning, light winds from the SW by Wed night).

Mon
8
Tuesday
9
Wednesday
10
Thu
11
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)
1.1
SW
7
1.4
SW
5
1.4
SW
6
1.4
SW
6
1.5
SW
6
1.5
WSW
6
1.5
WSW
6
1.6
SW
6
1.4
SW
6
1.2
SW
6
1.2
WSW
5
0.9
SW
7
1.1
WSW
4
1.1
WSW
4
1.1
WSW
4
1.2
WSW
5
1
WSW
5
0.9
WSW
4
0.6
SW
6
0.6
SW
6
0.9
WSW
4
0.9
SW
4
1.6
SSW
5
1.7
SSW
6
Wave Graph
Metric surfscale
Energy kJ
109
110
122
152
170
148
143
154
123
88
59
65
49
44
50
59
42
30
30
31
22
24
135
238
Wind (km/h)
30
SSW
30
SW
25
SW
25
WSW
25
WSW
30
WSW
35
WSW
25
WSW
30
WSW
20
WSW
20
W
20
WNW
25
W
25
WSW
30
W
25
W
20
W
15
W
15
W
15
W
15
SW
25
S
35
S
35
S
Wind State
on
on
on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
High Tide
3:54PM2.92m
4:07AM3.29m
5:01PM3.01m
5:11AM3.35m
6:01PM3.18m
6:12AM3.48m
Low Tide
10:23PM1.30m
11:08AM0.98m
11:27PM1.29m
12:10PM0.88m
00:34AM1.17m
clear
part cloud
light rain
rain showers
rain showers
clear
part cloud
cloud
rain showers
rain showers
light rain
light rain
light rain
light rain
light rain
rain showers
rain showers
clear
part cloud
cloud
cloud
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:50
4:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:40
9:42
9:43
9:44
 mm
2
1
1
1
1
1
1
1
1
1
1
1
2
2
Temp °C
12
12
13
11
10
10
10
12
13
13
12
11
11
10
11
12
12
12
13
12
12
11
11
12
Feels °C
5
6
8
6
4
4
2
6
7
8
7
6
5
5
5
7
7
8
10
9
9
6
5
6
Swell 1
Height (m)
Direction
Period (s)
0.4
NW
4
0.1
SW
12
0.9
SW
7
0.2
N
5
0.6
SW
6
0.6
SW
6
0.2
WNW
4
Energy kJ
4
6
65
2
30
31
1
Swell 2
Height (m)
Direction
Period (s)
Energy kJ
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1.1
SW
7
1.4
SW
5
1.4
SW
6
1.4
SW
6
1.5
SW
6
1.5
WSW
6
1.5
WSW
6
1.6
SW
6
1.4
SW
6
1.2
SW
6
1.2
WSW
5
0.8
WNW
4
1.1
WSW
4
1.1
WSW
4
1.1
WSW
4
1.2
WSW
5
1
WSW
5
0.9
WSW
4
0.5
WNW
4
0.6
WNW
4
0.9
WSW
4
0.9
SW
4
1.6
SSW
5
1.7
SSW
6
Energy kJ
109
110
122
152
170
148
143
154
123
88
59
24
49
44
50
59
42
30
7
11
22
24
135
238
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
2
1
1
3
1
1
1
1
1
1
1
2
2
2
1
1
1
1
1
1
Distance (km)
261
261
256
261
260
256
261
393
830
319
44
261
256
256
244
1082
1077
541
44
44
256
256
262
256
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
2
3
3
2
3
2
3
1
2
2
2
3
1
2
2
2
2
2
2
2
Header Global
Rating
(10 max)
5
6
6
9
9
8
7
6
5
5
5
5
5
5
6
9
9
9
9
9
8
6
8
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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