Trevone Bay 48 hour detailed Surf Forecast

Lat Long: 50.55° N 4.98° W

Issued: 12 am 12 Jul 2026 (local time)

Forecast update in hr min

Today's Trevone Bay sea temperature is

17.9° C

Trevone Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Surf Forecasts:

How big are the waves at Trevone Bay today (12 Jul):

Morning surf: Morning surf (12 Jul, local time) - 2.5ft (0.7m), 5s period with N swell.
Afternoon surf: Afternoon surf (12 Jul, local time) - 2.5ft (0.7m), 5s period with NNE swell.
Evening surf: Evening surf (12 Jul, local time) - 2ft (0.6m), 5s period with N swell.

The current surf forecast for Trevone Bay at 8AM is: 0.7m 6s primary swell from a North direction and 0.3m 8s secondary swell from a West-northwest direction (forecast issued at 12:00am July 12). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & Date	Wave Height	Wave Period
Morning (12 Jul)	2.5ft (0.7m)	5s
Afternoon (12 Jul)	2.5ft (0.7m)	5s
Evening (12 Jul)	2ft (0.6m)	5s

Table - waves today at Trevone Bay. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 30°C on Sun afternoon, min 18°C on Mon night). Winds decreasing (fresh winds from the ENE on Sun night, calm by Mon night).
	Sunday 12								Monday 13								Tuesday 14
	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)	1	1	0	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	0	1	1	1	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NNW 6	NNW 6	N 6	N 5	NNE 5	NNE 5	NNE 5	N 5	NNE 5	NE 6	N 6	NNE 6	NNE 6	NNE 6	N 6	N 6	N 6	N 6	N 6	N 6	WSW 18	WSW 18	W 10	W 10
Wave Graph
kJ	52	42	31	29	27	26	26	19	49	59	26	58	42	36	32	42	44	59	47	34	31	31	19	18
Wind (km/h)	E	ENE	ENE	ENE	E	ENE	E	ENE	ENE	ENE	ENE	ENE	ENE	E	ENE	ENE	ENE	ENE	ENE	NE	E	ESE	ENE	SSE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	glassy	cross-off	cross-off	cross-off	cross-off	cross-off	off	cross-off	off
High Tide		3:45AM5.73m					4:16PM5.95m				4:47AM6.05m				5:14PM6.35m				5:43AM6.36m				6:07PM6.71m
Low Tide					10:08AM1.13m				10:42PM0.91m				11:09AM0.80m				11:40PM0.54m				12:03PM0.49m


	—	5:20	—	—	—	—	—	—	—	5:22	—	—	—	—	—	—	—	5:22	—	—	—	—	—	—
	—	—	—	—	—	—	9:29	—	—	—	—	—	—	—	9:28	—	—	—	—	—	—	—	9:27	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	25	21	19	24	29	30	30	28	23	19	19	22	27	27	27	25	21	19	18	23	28	27	27	24
Feels °C	24	19	16	21	26	26	26	24	16	13	13	17	22	25	25	24	18	16	14	19	26	26	26	24
Swell 1 Height (m) Direction Period (s)	NNW 6	NNW 6	N 6	WNW 8	NNE 5	NNE 5	NNE 5	N 5	W 8	W 8	N 6	NNE 6	WSW 19	NNE 6	N 6	N 6	N 6	N 6	N 6	N 6	N 5	N 5	N 5	N 5
kJ	52	42	31	13	27	26	26	19	5	1	26	58	37	36	32	42	44	59	47	34	21	19	12	13
Swell 2 Height (m) Direction Period (s)	WNW 9	WNW 9	WNW 8	SW 16	WNW 8	WNW 8	W 8	W 8	SW 15	SW 15	W 8	SW 19	W 8	SW 19	W 13	W 13	W 12	W 12	W 11	W 11	W 11	W 11	W 10	W 10
kJ	26	25	14	10	13	6	5	5	9	9	1	15	1	15	4	13	11	11	23	21	21	21	19	18
Swell 3 Height (m) Direction Period (s)	W 16	SW 16	SW 16	—	SW 16	SW 21	SW 21	SW 16	—	W 20	SW 20	W 8	SW 15	SW 15	SW 15	SW 15	SW 14	SW 18	SW 18	WSW 18	WSW 18	WSW 18	SW 18	SW 14
kJ	5	10	10	—	10	18	18	10	—	8	15	1	8	8	8	9	8	12	12	31	31	31	12	7
Wind waves Height (m) Direction Period (s)	—	—	NE 3	N 5	—	—	—	E 3	NNE 5	NE 6	ENE 5	—	NNE 6	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	2	29	—	—	—	2	49	59	37	—	42	—	—	—	—	—	—	—	—	—	—	—
Nearest Offshore or Glassy	Boobys Cornwall (North)	Boobys Cornwall (North)	Anse de Cabestan Brittany - Finistere	Anse de Pen-Hat Brittany - Finistere	St Finan's Bay Kerry	Tramore Left Waterford	Bunatrahir Bay Mayo and Achill Island	Ownachincha Cork	Aln Estuary North East England	Aln Estuary North East England	Pors Theolen Brittany - Finistere	Mawgan Porth Cornwall (North)	Constantine Bay Cornwall (North)	Treyarnon Cornwall (North)	Constantine Bay Cornwall (North)	Constantine Bay Cornwall (North)	Constantine Bay Cornwall (North)	Gwenvor Cornwall (North)	Frainslake Sands Wales - Pembrokeshire	Constantine Bay Cornwall (North)	Constantine Bay Cornwall (North)	Constantine Bay Cornwall (North)	Constantine Bay Cornwall (North)	Gyllyngvase Beach Cornwall (South)
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)	4	4	283	254	400	231	512	303	584	584	277	9	4	4	4	4	4	72	122	4	4	4	4	45
Best forecast wave conditions in North Cornwall	Godrevy	Polzeath										Mawgan Porth	Constantine Bay	Watergate Bay	Constantine Bay	Godrevy	Priests Cove	Sennen Cove		Penhale	Polzeath	Polzeath	Constantine Bay
Rating (10 max)	1	1										1	1	1	1	1	1	1		1	1	1	1
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	Birsay Bay Scot - Orkney	Birsay Bay Scot - Orkney		Melvich Scot - North Coast	Rubh A Bhiogar (Lewis) Scot - Outer Hebrides	Birsay Bay Scot - Orkney	Thurso Reef Scot - North Coast	Thurso East Scot - North Coast	Birsay Bay Scot - Orkney	Bragar (Lewis) Scot - Outer Hebrides	Rubh A Bhiogar (Lewis) Scot - Outer Hebrides	Godrevy Cornwall (North)	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	Thurso East Scot - North Coast	Thurso East Scot - North Coast	Thurso East Scot - North Coast
Rating (10 max)	1	1	1	1	1	1		1	1	1	1	1	1	1	1	1	1	1	2	2	2	2	1	1
Header Global	Etang-Sale Reunion	Boneyards South Africa	Bluff Panama	Bluff Panama	Bluff Panama	El Gringo Chile	Ilot Sancho Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Benkunqut Indonesia	Amanzimtoti South Africa	Barbel Point South Africa	Bells Beach - Bowl Australia	Cobblestones Australia	Bancoora Australia	Buchupureo Chile	Lebu Chile	Lebu Chile	Buchupureo Chile	Bancoora Australia	Cathedral Rock Australia	Cathedral Rock Australia	Fox River New Zealand	Fox River New Zealand
Rating (10 max)	5	4	4	4	4	4	5	4	4	4	4	4	5	5	5	8	9	8	6	9	9	5	6	6

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

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Trevone Bay 48 hour detailed Surf Forecast

How big are the waves at Trevone Bay today (12 Jul):

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