Twelve Mile Beach 48 hour detailed Surf Forecast

Lat Long: 33.95° S 120.32° E

Issued: 7 pm 21 Jul 2026 (local time)

Forecast update in hr min

Today's Twelve Mile Beach sea temperature is

17.1° 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 (22 Jul):

Morning surf: Morning surf (22 Jul, local time) - 7.5ft (2.3m), 15s period with SSW swell.
Afternoon surf: Afternoon surf (22 Jul, local time) - 10ft (3.0m), 15s period with SSW swell.
Evening surf: Evening surf (22 Jul, local time) - 8ft (2.5m), 15s period with SSW swell.

The current surf forecast for Twelve Mile Beach at 1AM is: 1.7m 13s primary swell from a South-southwest direction and 0.1m 15s secondary swell from a Southeast direction (forecast issued at 07:00pm July 21). The wind direction is predicted to be cross-onshore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (22 Jul)	7.5ft (2.3m)	15s
Afternoon (22 Jul)	10ft (3.0m)	15s
Evening (22 Jul)	8ft (2.5m)	15s

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

	Short Range Forecast Some drizzle, heaviest during Wed afternoon. Very mild (max 15°C on Fri afternoon, min 10°C on Thu night). Wind will be generally light.
	Tue 21			Wednesday 22								Thursday 23
	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	0	0	0	1	1	1	0	!	0	0	1	1	2	2	3	2	3	4
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SSW 14	SSW 13	SSW 13	SSW 13	SSW 14	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 14	SSW 14	SSW 14
Wave Graph
kJ	1189	965	922	908	1355	2111	2784	3515	3469	3295	3073	2860	2824	2651	2418	2076	1851	1614	1423
Wind (km/h)	SSW	SW	SSW	SW	SSW	SSW	SSW	S	S	SSE	SSE	SSE	SE	SE	ESE	ESE	ESE	E	NE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	on	on	on	on	cross-on	cross-on	cross-on	cross-on	cross-on	cross	cross	cross-off	cross-off
High Tide					3:12AM0.56m									7:13AM0.60m
Low Tide		6:40PM0.17m								6:26PM0.14m								6:14PM0.12m


	—	—	—	—	6:58	—	—	—	—	—	—	—	6:58	—	—	—	—	—	—
	5:10	—	—	—	—	—	—	—	5:10	—	—	—	—	—	—	—	5:12	—	—
mm	—	—	—	—	—	—	—	1	—	—	—	—	—	—	—	—	—	—	—
Temp °C	14	14	14	13	14	13	14	14	14	14	13	13	13	13	13	13	13	13	12
Feels °C	9	9	10	9	10	9	9	9	10	9	8	9	9	9	9	9	9	9	9
Swell 1 Height (m) Direction Period (s)	SSW 14	SSW 13	SSW 13	SSW 13	SSW 14	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 14	SSW 14	SSW 14
kJ	1189	965	922	908	1355	2111	2784	3515	3469	3295	3073	2860	2824	2651	2418	2076	1851	1614	1423
Swell 2 Height (m) Direction Period (s)	SE 16	SSE 16	SE 16	S 15	SE 15	S 16	SE 15	SE 15	SE 15	SE 14	SE 14	SE 14	—	—	—	S 20	—	S 18	—
kJ	10	25	10	5	9	5	9	8	8	8	8	8	—	—	—	67	—	101	—
Swell 3 Height (m) Direction Period (s)	SSE 16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	25	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Nearest Offshore or Glassy	Bunbury The Wall WA - Perth South	Bremer Bay WA - Far South	Bremer Bay WA - Far South	Bremer Bay WA - Far South	Cheynes Point WA - Far South	Cheynes Point WA - Far South	Bay Left Wall WA - Perth South	Bay Left Wall WA - Perth South	Bay Left Wall WA - Perth South	Conspicuous Beach WA - Far South	Sand Patch Beach WA - Far South	Nanarup Beach WA - Far South	Nanarup Beach WA - Far South	Cheynes Point WA - Far South	Nanarup Beach WA - Far South	Sand Patch Beach WA - Far South	Sand Patch Beach WA - Far South	Mylies Beach WA - Far South	Twelve Mile Beach WA - Far South
Rating (10 max)	2	3	3	3	4	4	3	3	3	5	5	4	4	4	4	4	4	4	4
Distance (km)	439	97	97	97	153	153	439	439	439	340	260	243	243	153	243	260	260	34	0
Best forecast wave conditions in Far South of Western Australia		Cheynes Point	Cheynes Point	Cheynes Point	Cheynes Point	Cheynes Point				Conspicuous Beach	Conspicuous Beach	Rocky Head	Rocky Head	Sand Patch Beach	Sand Patch Beach	Windy Harbour	Conspicuous Beach	Cyclops	Cyclops
Rating (10 max)		3	3	3	4	4				5	5	5	5	5	5	4	4	4	4
Best forecast wave conditions in Australia	Luna Park VIC - Far West	Luna Park VIC - Far West	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Redgate WA - Margaret River	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	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Cobblestones WA - Margaret River	Sand Patch Beach WA - Far South	Injidup Carpark WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River
Rating (10 max)	4	4	4	4	5	6	6	6	5	5	5	5	5	5	5	4	4	4	4
Header Global	Asu Indonesia	Cape St Martin South Africa	Albatross South Africa	Sea Vista South Africa	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Gas Bay Australia	Cobblestones Australia	Gas Bay Australia	Cobblestones Australia	Cathedral Rock Australia	Cathedral Rock Australia	Viri Inga O Tuki Chile	Aufaga Village Samoa	Cobblestones Australia	Boneyards South Africa	Albatross South Africa	Blackfellows Australia
Rating (10 max)	4	4	4	5	5	5	6	6	5	5	5	8	5	6	4	4	4	4	4

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

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Twelve Mile Beach 48 hour detailed Surf Forecast

How big are the waves at Twelve Mile Beach today (22 Jul):

Short Range Forecast

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