Twelve Mile Beach 48 hour detailed Surf Forecast

Lat Long: 33.95° S 120.32° E

Issued: 1 am 14 Jul 2026 (local time)

Forecast update in hr min

Today's Twelve Mile Beach sea temperature is

17.2° C

Twelve Mile Beach 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 Twelve Mile Beach today (14 Jul):

Morning surf: Morning surf (14 Jul, local time) - 7ft (2.2m), 14s period with SSW swell.
Afternoon surf: Afternoon surf (14 Jul, local time) - 6.5ft (2.0m), 14s period with SSW swell.
Evening surf: Evening surf (14 Jul, local time) - 6ft (1.9m), 14s period with SSW swell.

The current surf forecast for Twelve Mile Beach at 9AM is: 2.2m 14s primary swell from a South-southwest direction and 0.8m 15s secondary swell from a Southwest direction (forecast issued at 01:00am July 14). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (AWST) & Date	Wave Height	Wave Period
Morning (14 Jul)	7ft (2.2m)	14s
Afternoon (14 Jul)	6.5ft (2.0m)	14s
Evening (14 Jul)	6ft (1.9m)	14s

Table - waves today at Twelve Mile Beach. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 23°C on Thu afternoon, min 12°C on Wed morning). Winds increasing (light winds from the N on Tue morning, fresh winds from the N by Wed morning).
	Tuesday 14								Wednesday 15								Thursday 16
	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM
Rating (10 max)	4	4	4	4	4	2	3	3	4	3	3	2	4	4	4	3	3	3	3	1	2	1	3	3
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SSW 15	SSW 15	SSW 14	SSW 14	SSW 14	SSW 15	SSW 14	SSW 14	SSW 14	SSW 14	SSW 14	SSW 14	SSW 18	SSW 17	SSW 17	SSW 16	SSW 16	SSW 16	SSW 16	SSW 16	SSW 16	SSW 15	SSW 14	SSW 14
Wave Graph
kJ	2460	2140	1913	1728	1667	1714	1538	1321	1047	917	799	622	721	1900	1813	1358	1199	1067	1003	881	859	740	647	553
Wind (km/h)	NW	NW	NNW	N	E	E	NE	NNE	N	N	N	N	N	N	N	N	N	N	N	NNW	WNW	SW	NW	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	off	cross-off	cross	cross-off	cross-off	off	off	off	off	off	off	off	off	off	off	off	cross-off	cross-off	cross-on	cross-off	off
High Tide				10:58AM1.00m									11:35AM0.96m				1:56AM0.25m				12:06PM0.89m
Low Tide							7:18PM-0.06m								7:49PM0.01m			3:55AM0.24m						8:09PM0.10m


	—	7:01	—	—	—	—	—	—	—	7:01	—	—	—	—	—	—	—	7:01	—	—	—	—	—	—
	—	—	—	—	—	5:06	—	—	—	—	—	—	—	5:07	—	—	—	—	—	—	—	5:07	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	14	13	13	14	17	17	16	16	15	14	12	17	21	21	19	18	17	16	16	20	23	21	20	18
Feels °C	12	10	10	12	15	13	12	11	10	8	6	10	14	16	13	12	10	9	9	14	19	18	18	14
Swell 1 Height (m) Direction Period (s)	SSW 15	SSW 15	SSW 14	SSW 14	SSW 14	SSW 15	SSW 14	SSW 14	SSW 14	SSW 14	SSW 14	SSW 14	SSW 13	SSW 17	SSW 17	SSW 16	SSW 16	SSW 16	SSW 16	SSW 16	SSW 16	SSW 15	SSW 14	SSW 14
kJ	2460	2140	1913	1728	1667	1714	1538	1321	1047	917	799	622	421	1900	1813	1358	1199	1067	1003	881	859	740	647	553
Swell 2 Height (m) Direction Period (s)	—	SW 15	SW 15	SW 15	—	—	—	—	—	E 4	SSW 21	SSW 19	SSW 18	ENE 4	—	—	—	—	—	E 7	NNE 4	NE 4	ESE 12	SSE 12
kJ	—	649	262	178	—	—	—	—	—	1	44	207	721	2	—	—	—	—	—	3	2	4	14	14
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	ENE 4	—	—	—	—	—	—	NE 6	S 13	S 12	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	2	—	—	—	—	—	—	1	3	3	—	—
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	—	NE 3	NE 3	NNE 3	NNE 3	N 4	N 4	NNW 4	NNE 3	N 3	N 4	N 4	N 4	N 4	NW 3	NW 3	—	N 3
kJ	—	—	—	—	—	—	—	5	3	3	6	12	10	4	3	5	12	12	21	9	6	2	—	5
Nearest Offshore or Glassy	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South	Cheynes Point WA - Far South	Crazies WA - Far South	Mylies Beach WA - Far South	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South	Cape Arid WA - Far South	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South	Crazies WA - Far South	Mutton Bird Beach WA - Far South	Nanarup Beach WA - Far South	Mylies Beach WA - Far South	Crazies WA - Far South	Bremer Bay WA - Far South	Mylies Beach WA - Far South	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South
Rating (10 max)	4	4	4	4	4	4	4	3	4	3	3	3	4	4	4	3	4	3	3	3	3	2	3	3
Distance (km)	0	0	0	0	0	153	20	34	0	0	0	261	0	0	0	20	273	243	34	20	97	34	0	0
Best forecast wave conditions in Far South of Western Australia	Rocky Head	Rocky Head	Rocky Head	Rocky Head	Rocky Head	Cyclops	Mandalay Beach	Cyclops	Mandalay Beach	Windy Harbour	Cape Arid	Cape Arid	Chapmans Point	Cyclops	Cape Arid	Mutton Bird Beach	Peaceful Bay	Ocean Beach	Lowlands Beach	Rocky Head	Ocean Beach	Hush Hush Beach	Mandalay Beach	Cyclops
Rating (10 max)	5	5	5	5	5	4	5	4	4	5	3	3	4	4	4	5	4	4	5	9	4	4	4	4
Best forecast wave conditions in Australia	Surfers Point WA - Margaret River	Bancoora VIC - Torquay	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Bancoora VIC - Torquay	Bancoora VIC - Torquay	Cathedral Rock VIC - Cape Otway	Mystics NSW - Illawarra	Bells Beach - Rincon VIC - Torquay	Bancoora VIC - Torquay	Ethel Wreck SA - Yorke Peninsula	Bancoora VIC - Torquay	Blacknose Point VIC - Far West	Shipstern Bluff TAS - East Coast	Bancoora VIC - Torquay	Douglas Point SA - East Coast	Rocky Head WA - Far South	Noises WA - Margaret River	Luna Park VIC - Far West	Luna Park VIC - Far West	Luna Park VIC - Far West
Rating (10 max)	5	5	5	5	5	5	5	4	4	8	4	4	4	4	4	5	9	4	6	9	5	5	5	5
Header Global	Bullies Australia	Buchupureo Chile	Buchupureo Chile	Buchupureo Chile	Puertecillo Chile	Lebu Chile	Cathedral Rock Australia	Fox River New Zealand	Cathedral Rock Australia	Cathedral Rock Australia	Cathedral Rock Australia	Amanzimtoti South Africa	Bancoora Australia	Barrancon Chile	Bancoora Australia	Balnarring Point Australia	Shipstern Bluff Australia	Baboon Point South Africa	Fish Boma South Africa	Boneyards South Africa	Boneyards South Africa	Cobblestones Australia	Easter Reef Australia	Papatowai New Zealand
Rating (10 max)	7	8	7	7	6	6	9	6	8	8	7	4	4	4	4	4	9	4	5	5	5	5	5	9

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

Latest Updates

Ben Mondy

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Twelve Mile Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

Twelve Mile Beach 48 hour detailed Surf Forecast

How big are the waves at Twelve Mile Beach today (14 Jul):

Short Range Forecast

Latest Updates

How Our WaveFinder Tool Makes Forecasting Easier Than Ever Before

The Five Best Forecasts For International Surfing Day 2026

Best Surf Travel Deals & Discounts For 2026 To Help Make Surf Travel Cheaper

Let Our Surf Alerts Do All Your Forecast Heavy Lifting

Talking To Maddie Meddings on New Film Undercurrents. (And Then Watch It!)

FREE! Surf-Forecast.com widget for your website