Twelve Mile Beach 48 hour detailed Surf Forecast

Lat Long: 33.95° S 120.32° E

Issued: 1 am 12 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 (12 Jul):

Morning surf: Morning surf (12 Jul, local time) - 8ft (2.5m), 17s period with SSW swell.
Afternoon surf: Afternoon surf (12 Jul, local time) - 8ft (2.5m), 16s period with SSW swell.
Evening surf: Evening surf (12 Jul, local time) - 6.5ft (2.0m), 18s period with SSW swell.

The current surf forecast for Twelve Mile Beach at 7AM is: 2.5m 17s primary swell from a South-southwest direction and 1.7m 18s secondary swell from a South-southwest direction (forecast issued at 01:00am July 12). The wind direction is predicted to be cross-offshore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (12 Jul)	8ft (2.5m)	17s
Afternoon (12 Jul)	8ft (2.5m)	16s
Evening (12 Jul)	6.5ft (2.0m)	18s

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

	Short Range Forecast Mostly dry. Very mild (max 18°C on Tue afternoon, min 13°C on Sun night). Wind will be generally light.
	Sunday 12								Monday 13								Tuesday 14
	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)	1	1	4	2	0	0	3	!	!	!	!	!	!	3	4	5	4	4	4	4	4	4	3	4
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	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	SSW 14	SSW 14	SSW 14	SSW 14	SSW 14
Wave Graph
kJ	1719	1664	3649	3157	3267	3241	2490	6341	6941	6346	5647	4717	4051	3549	3135	2837	2198	2111	1887	1680	1496	1538	1393	1240
Wind (km/h)	W	W	WNW	WSW	SW	SW	W	W	WNW	WNW	WNW	W	WSW	SSW	SW	WNW	NW	NNW	NNW	N	NE	ENE	NNE	NNE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross	cross-off	cross	cross-on	cross-on	cross	cross-off	cross-off	cross-off	cross-off	cross	cross-on	cross-on	cross-on	cross-off	cross-off	cross-off	off	off	cross-off	cross-off	cross-off	off
High Tide				9:32AM0.93m								10:17AM0.99m								10:58AM1.00m
Low Tide							6:04PM-0.09m								6:42PM-0.10m								7:18PM-0.06m


	—	7:03	—	—	—	—	—	—	—	7:01	—	—	—	—	—	—	—	7:01	—	—	—	—	—	—
	—	—	—	—	—	5:05	—	—	—	—	—	—	—	5:06	—	—	—	—	—	—	—	5:06	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	14	14	14	15	16	16	15	15	14	13	13	15	16	16	16	15	14	13	13	14	17	18	17	16
Feels °C	8	8	9	10	10	11	10	10	9	8	8	10	12	13	14	12	11	10	10	11	14	14	13	11
Swell 1 Height (m) Direction Period (s)	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	SSW 14	SSW 14	SSW 14	SSW 14	SSW 14
kJ	1719	1266	3649	3157	3267	3241	1796	6341	6941	6346	5647	4717	4051	3549	3135	2837	2198	2111	1887	1680	1496	1538	1393	1240
Swell 2 Height (m) Direction Period (s)	SSW 19	SSW 18	—	SW 21	S 20	SSW 19	SSW 18	—	—	—	—	—	—	—	—	SW 16	—	SW 15	SW 15	SW 16	—	—	—	—
kJ	876	1664	—	72	186	214	2490	—	—	—	—	—	—	—	—	813	—	574	589	612	—	—	—	—
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	NE 3
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2
Nearest Offshore or Glassy	Cheynes Point WA - Far South	Bremer Bay WA - Far South	Cheynes Point WA - Far South	Bay Left Wall WA - Perth South	Cozies and Geeries WA - Perth City	Bunbury The Wall WA - Perth South	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	Cheynes Point WA - Far South	Cheynes Point WA - Far South	Bremer Bay WA - Far South	Bremer Bay 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	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South	Twelve Mile Beach WA - Far South	Crazies WA - Far South	Twelve Mile Beach WA - Far South
Rating (10 max)	4	4	4	3	4	4	5	6	5	5	5	5	4	4	4	5	4	4	4	4	4	4	3	4
Distance (km)	153	97	153	439	460	439	153	243	243	97	97	153	153	97	97	0	0	0	0	0	0	0	20	0
Best forecast wave conditions in Far South of Western Australia	Ocean Beach	Cheynes Point	Cheynes Point				Ocean Beach	Rocky Head	Rocky Head	Rocky Head	Rocky Head	Rocky Head	Ocean Beach	Rocky Head	Rocky Head	Rocky Head	Hush Hush Beach	Rocky Head	Rocky Head	Rocky Head	Cyclops	Cyclops	Cyclops	Cyclops
Rating (10 max)	5	4	4				6	9	9	8	7	7	5	5	5	5	5	5	5	5	5	4	4	4
Best forecast wave conditions in Australia	Injidup Point WA - Margaret River	Yallingup Beach WA - Margaret River	Dongara-Port Denison WA - North West	Dongara-Port Denison WA - North West	Dongara-Port Denison WA - North West	St George River VIC - Cape Otway	Yallingup Beach WA - Margaret River	St George River VIC - Cape Otway	Rocky Head WA - Far South	Rocky Head WA - Far South	Rocky Head WA - Far South	Yallingup Beach WA - Margaret River	Jakes WA - North West	Yallingup Beach WA - Margaret River	Lorne Point VIC - Cape Otway	Bancoora VIC - Torquay	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Cyclops WA - Far South	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River
Rating (10 max)	5	6	5	5	5	8	9	9	9	8	7	7	5	6	9	5	5	5	5	5	5	5	5	5
Header Global	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	Buchupureo Chile
Rating (10 max)	6	5	5	5	5	4	4	4	5	4	4	4	4	4	5	5	7	7	7	6	5	9	9	5

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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Twelve Mile Beach 48 hour detailed Surf Forecast

How big are the waves at Twelve Mile Beach today (12 Jul):

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