Twelve Mile Beach 48 hour detailed Surf Forecast

Lat Long: 33.95° S 120.32° E

Issued: 1 pm 11 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 (11 Jul):

Morning surf: Morning surf (11 Jul, local time) - 7ft (2.1m), 11s period with SSW swell.
Afternoon surf: Afternoon surf (11 Jul, local time) - 6ft (1.9m), 11s period with SSW swell.
Evening surf: Evening surf (11 Jul, local time) - 7ft (2.2m), 14s period with SSW swell.

The current surf forecast for Twelve Mile Beach at 7PM is: 2.2m 14s primary swell from a South-southwest direction and 1.3m 14s secondary swell from a South-southwest direction (forecast issued at 01:00pm July 11). The wind direction is predicted to be cross-onshore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (11 Jul)	7ft (2.1m)	11s
Afternoon (11 Jul)	6ft (1.9m)	11s
Evening (11 Jul)	7ft (2.2m)	14s

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

	Short Range Forecast Mostly dry. Very mild (max 16°C on Sun afternoon, min 12°C on Mon morning). Wind will be generally light.
	Sat 11					Sunday 12								Monday 13								Tue 14
	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	2 AM	5 AM	8 AM
Rating (10 max)	0	1	2	2	2	2	1	4	3	0	0	2	!	!	!	!	!	!	3	3	5	4	4	4
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SSW 11	SSW 11	SSW 11	SSW 14	SSW 13	SSW 14	SSW 18	SSW 17	SSW 16	SSW 16	SSW 15	SSW 18	SSW 18	SSW 18	SSW 17	SSW 17	SSW 17	SSW 16	SSW 16	SSW 16	SSW 15	SSW 15	SSW 15	SSW 14
Wave Graph
kJ	973	1008	771	1831	1989	1719	1664	3649	3157	3369	3241	2696	6341	6941	6346	5647	4774	4051	3351	2948	2627	2198	1939	1887
Wind (km/h)	SSW	SW	SW	WSW	W	W	W	WNW	WSW	SW	SW	WSW	WNW	WNW	WNW	WNW	W	WSW	SSW	SW	NW	NNW	NNW	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-on	cross-on	cross-on	cross	cross	cross	cross	cross-off	cross	cross-on	cross-on	cross-on	cross-off	cross-off	cross-off	cross-off	cross	cross-on	cross-on	cross-on	cross-off	off	off	off
High Tide									9:32AM0.93m								10:17AM0.99m
Low Tide				5:26PM-0.03m								6:04PM-0.09m								6:42PM-0.10m


	—	—	—	—	—	—	7:03	—	—	—	—	—	—	—	7:01	—	—	—	—	—	—	—	7:01	—
	—	—	5:05	—	—	—	—	—	—	—	5:05	—	—	—	—	—	—	—	5:06	—	—	—	—	5:06
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	13	14	14	14	14	15	15	14	15	16	16	16	14	14	13	12	14	16	16	15	15	14	13	13
Feels °C	8	10	11	10	9	10	9	8	9	11	11	12	9	9	8	7	9	12	13	13	13	11	10	10
Swell 1 Height (m) Direction Period (s)	SSW 11	SSW 11	SSW 11	SSW 14	SSW 13	SSW 14	SSW 13	SSW 17	SSW 16	SSW 16	SSW 15	SSW 14	SSW 18	SSW 18	SSW 17	SSW 17	SSW 17	SSW 16	SSW 16	SSW 16	SSW 15	SSW 15	SSW 15	SSW 14
kJ	973	1008	771	1831	1989	1719	1266	3649	3157	3369	3241	1796	6341	6941	6346	5647	4774	4051	3351	2948	2627	2198	1939	1887
Swell 2 Height (m) Direction Period (s)	—	—	SSW 14	SSW 22	SSW 20	SSW 19	SSW 18	—	SW 21	S 20	SSW 19	SSW 18	—	—	—	—	—	—	—	—	SW 16	—	SW 15	SW 15
kJ	—	—	631	47	155	876	1664	—	72	186	214	2696	—	—	—	—	—	—	—	—	636	—	574	695
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Nearest Offshore or Glassy	Cheynes Point WA - Far South	Cheynes Point WA - Far South	Cheynes Point WA - Far South	Cheynes Point WA - Far South	Bremer Bay WA - Far South	Cheynes Point WA - Far South	Cheynes Point WA - Far South	Nanarup Beach WA - Far South	Bay Left Wall WA - Perth South	Cozies and Geeries WA - Perth City	Cheynes Point WA - Far South	Nanarup Beach WA - Far South	Nanarup Beach WA - Far South	Bremer Bay WA - Far South	Bremer Bay WA - Far South	Bremer Bay WA - Far South	Cheynes Point WA - Far South	Bremer Bay WA - Far South	Bremer Bay WA - Far South	Crazies 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
Rating (10 max)	3	4	4	4	4	4	4	4	3	4	5	5	6	5	5	5	5	4	4	4	5	4	4	4
Distance (km)	153	153	153	153	97	153	153	243	439	460	153	243	243	97	97	97	153	97	97	20	0	0	0	0
Best forecast wave conditions in Far South of Western Australia	Cheynes Point	Cheynes Point	Cheynes Point	Ocean Beach	Ocean Beach	Ocean Beach	Cheynes Point	Nanarup Beach			Cheynes Point	Rocky Head	Rocky Head	Rocky Head	Ocean Beach	Rocky Head	Rocky Head	Ocean Beach	Rocky Head	Rocky Head	Rocky Head	Hush Hush Beach	Rocky Head	Rocky Head
Rating (10 max)	3	4	4	4	5	5	4	4			5	9	9	9	5	7	6	5	5	5	5	5	5	5
Best forecast wave conditions in Australia	Cow Bombie WA - Margaret River	Conto Springs WA - Margaret River	South Point WA - Margaret River	Supertubes WA - Margaret River	Injidup Carpark WA - Margaret River	Injidup Point WA - Margaret River	Bunker Bay Bommie WA - Margaret River	Dongara-Port Denison WA - North West	Dongara-Port Denison WA - North West	Dongara-Port Denison WA - North West	Huzzawouie (Huzzas) WA - Margaret River	Huzzawouie (Huzzas) WA - Margaret River	St George River VIC - Cape Otway	Rocky Head WA - Far South	Injidup Point WA - Margaret River	Rocky Head WA - Far South	Yallingup Beach WA - Margaret River	Jakes WA - North West	Jakes WA - North West	Lorne Point VIC - Cape Otway	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River
Rating (10 max)	4	5	5	5	5	5	4	5	5	5	9	9	9	9	7	7	7	5	5	9	5	5	5	5
Header Global	Papatowai New Zealand	Papatowai New Zealand	Otago Peninsula - Allans Beach New Zealand	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Saint Leu Reunion	Bluff Panama	Ilot Sancho Mauritius	Ilot Sancho Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Injidup Carpark Australia	Cobblestones Australia	Cobblestones Australia	Point Roadnight Australia	Puertecillo Chile
Rating (10 max)	5	5	4	7	6	6	5	5	5	5	5	4	5	5	4	4	4	4	4	5	5	5	9	6

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 (11 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