Cable Bay (Porth Trecastell) 48 hour detailed Surf Forecast

Lat Long: 53.22° N 4.51° W

Issued: 6 pm 11 Jul 2026 (local time)

Forecast update in hr min

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

16.1° C

Cable Bay (Porth Trecastell) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Surf Forecasts:

	Short Range Forecast Mostly dry. Warm (max 24°C on Sat afternoon, min 14°C on Sun night). Winds increasing (light winds from the NE on Sat afternoon, fresh winds from the ENE by Mon night).
	Sat 11			Sunday 12								Monday 13								Tue 14
	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 See all maps
Wave Height (m) Direction Period (s)	N 4	N 4	N 4	NNW 4	ENE 5	NE 5	NE 5	NE 5	NE 4	NE 5	NE 5	NE 5	NE 5	NE 5	SE 4	NE 4	S 19	S 15	S 15	S 15	S 15	S 14	S 18	SW 18
Wave Graph
kJ	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	7	4	4	4	4	4	6	12
Wind (km/h)	NE	NNE	NNE	ENE	ENE	ENE	ENE	ENE	NE	NE	ENE	ENE	ENE	ENE	ENE	ENE	NE	NE	ENE	ENE	ENE	NE	ENE	ENE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	off	cross-off	off	off	off	off	off	off	cross-off	off	off	off	off	off	off	off	off	off	off	off	off	off
High Tide			7:20PM3.49m				7:48AM3.62m				8:18PM3.75m				8:48AM3.79m				9:12PM4.02m				9:43AM3.93m
Low Tide	1:49PM0.78m				2:21AM0.73m				2:51PM0.57m				3:21AM0.38m				3:45PM0.34m					4:14AM0.05m


	—	—	—	—	5:05	—	—	—	—	—	—	—	5:05	—	—	—	—	—	—	—	5:07	—	—	—
	—	9:42	—	—	—	—	—	—	—	9:40	—	—	—	—	—	—	—	9:39	—	—	—	—	—	9:38
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	24	22	23	23	19	17	19	23	24	24	22	18	15	14	16	20	21	20	19	18	17	15	16	21
Feels °C	24	20	20	20	16	14	15	19	19	19	18	13	10	8	10	14	15	14	13	13	13	11	12	17
Swell 1 Height (m) Direction Period (s)	—	—	NNW 5	NNW 4	NNW 5	NNW 4	NNW 4	—	—	—	—	—	—	—	SE 4	—	S 19	S 15	S 15	S 15	S 15	S 14	S 18	SW 18
kJ	—	—	8	16	7	2	3	—	—	—	—	—	—	—	1	—	7	4	4	4	4	4	6	12
Swell 2 Height (m) Direction Period (s)	—	—	—	—	—	NE 6	—	—	—	—	—	—	—	—	—	—	—	—	—	—	W 15	—	—	—
kJ	—	—	—	—	—	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	4	—	—	—
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	NE 5	—	—	—	—	—	—	—	—	—	S 15	—	—	—	—	—	—	S 8
kJ	—	—	—	—	—	—	1	—	—	—	—	—	—	—	—	—	4	—	—	—	—	—	—	1
Wind waves Height (m) Direction Period (s)	N 4	N 4	N 4	ENE 4	ENE 5	NE 5	NE 5	NE 5	NE 4	NE 5	NE 5	NE 5	NE 5	NE 5	NE 4	NE 4	NE 4	NNE 4	NE 4	NE 4	NE 4	NE 4	NE 4	NNE 4
kJ	15	22	22	6	15	19	21	35	34	47	44	41	38	30	32	36	46	35	26	17	15	19	20	21
Nearest Offshore or Glassy	Middle Beach Scot - Kintyre	Machrihanish Scot - Kintyre	Machrihanish Scot - Kintyre	Machrihanish Scot - Kintyre	Portballintrae Antrim	Lighthouse Sligo	Pollan Bay Donegal	Pollan Bay Donegal	Tramore Left Waterford	Five Finger Strand Donegal	Constantine Bay Cornwall (North)	Aln Estuary North East England	Aln Estuary North East England	Constantine Bay Cornwall (North)	Coumeenole Kerry	Freshwater West Wales - Pembrokeshire	Black Middens North East England	Tramore Waterford	Inch (Whitegate) Cork	Inch (Whitegate) Cork	Tramore Waterford	Freshwater West Wales - Pembrokeshire	Freshwater West Wales - Pembrokeshire	Newgale Wales - Pembrokeshire
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)	264	258	258	258	259	296	297	297	211	298	300	306	306	300	420	178	284	212	294	294	212	178	178	158
Best forecast wave conditions in Anglesy
Rating (10 max)
Best forecast wave conditions in United Kingdom	Thurso East Scot - North Coast	Thurso East Scot - North Coast	Thurso East Scot - North Coast	Thurso East Scot - North Coast	Thurso East Scot - North Coast	Thurso East Scot - North Coast	Thurso East Scot - North Coast	Birsay Bay Scot - Orkney	Birsay Bay Scot - Orkney		Melvich Scot - North Coast	Bragar (Lewis) Scot - Outer Hebrides	Nigg Bay Scot - East Coast	Thurso Reef Scot - North Coast	Thurso East Scot - North Coast	Birsay Bay Scot - Orkney	Rubh A Bhiogar (Lewis) Scot - Outer Hebrides	Bay of Skaill Scot - Orkney	Bay of Skaill Scot - Orkney	Thurso Reef Scot - North Coast	Thurso Reef Scot - North Coast	Thurso Reef Scot - North Coast	Thurso East Scot - North Coast	Thurso East Scot - North Coast
Rating (10 max)	2	1	1	1	1	1	1	1	1		1	1	1	1	1	1	1	1	1	1	1	1	2	2
Header Global	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Ilot Sancho Mauritius	Etang-Sale Reunion	Bluff Panama	Bluff Panama	Bluff Panama	Ilot Sancho Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Amanzimtoti South Africa	Benkunqut Indonesia	Injidup Carpark Australia	Bancoora Australia	Bullies Australia	Bullies Australia	Buchupureo Chile	Buchupureo Chile	Buchupureo Chile	Cathedral Rock Australia	Cathedral Rock Australia
Rating (10 max)	6	6	5	5	5	5	4	4	4	5	4	4	4	4	4	5	5	7	7	7	6	5	9	9

Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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