Surf Forecasts:
How big are the waves at Twelve Mile Beach today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 4.5ft (1.3m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 4.5ft (1.3m), 16s period with SSW swell.
- Evening surf: Evening surf (31 Aug, local time) - 4ft (1.2m), 17s period with SSW swell.
The current surf forecast for Twelve Mile Beach at 1AM is: 1.6m 16s primary swell from a South-southwest direction and 0.6m 5s secondary swell from a East-southeast direction (forecast issued at 07:00pm August 30). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 4.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 4.5ft (1.3m) | 16s |
| Afternoon (31 Aug) | 4.5ft (1.3m) | 16s |
| Evening (31 Aug) | 4ft (1.2m) | 17s |
Table - waves today at Twelve Mile Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Warm (max 25°C on Mon afternoon, min 11°C on Tue night). Winds decreasing (fresh winds from the SSW on Mon night, calm by Tue night). | |||||||||||||||||||
Sun 30 | Monday 31 | Tuesday 1 | |||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 13 | SSW 16 | SSW 15 | SSW 14 | SSW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 1944 | 1878 | 1308 | 1245 | 1094 | 904 | 892 | 778 | 869 | 780 | 1955 | 692 | 620 | 1728 | 775 | 1324 | 1079 | 956 | 917 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | off | off | cross-off | cross | cross-on | cross-off | on | cross-on | cross-on | cross | cross-on | cross-on | on | glassy | off |
High Tide | 11:59PM0.64m | 11:55AM0.60m | 00:21AM0.69m | 12:05PM0.49m | |||||||||||||||
Low Tide | 6:00PM0.13m | 6:09AM0.18m | 6:02PM0.16m | 6:52AM0.22m | 5:55PM0.17m | ||||||||||||||
 |  |  | | | | | | | |  | | | | | | | | | |
 | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | 5:37 | — | — | — | — | — | — | — | 5:38 | — | — | — | — | — | — | — | 5:39 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — |
Temp °C | 23 | 21 | 21 | 18 | 18 | 19 | 24 | 25 | 19 | 20 | 13 | 13 | 14 | 13 | 14 | 15 | 14 | 14 | 13 |
Feels °C | 20 | 18 | 18 | 14 | 14 | 14 | 20 | 20 | 17 | 16 | 6 | 7 | 9 | 8 | 9 | 11 | 11 | 12 | 10 |
Swell 1 Height (m) Direction Period (s) | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 17 | SSW 17 | E 6 | SSW 17 | SSW 16 | SSW 16 | SSW 13 | SSW 16 | SSW 15 | SSW 14 | SSW 14 |
| kJ | 1944 | 1878 | 1308 | 1245 | 1094 | 904 | 892 | 778 | 869 | 780 | 1 | 692 | 620 | 1728 | 775 | 1324 | 1079 | 956 | 917 |
Swell 2 Height (m) Direction Period (s) | — | — | ESE 5 | ESE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SE 6 | — | E 6 | E 6 | E 6 | SSW 16 | E 6 | E 6 | — | — |
| kJ | — | — | 20 | 14 | 11 | 6 | 6 | 3 | 3 | 1 | — | 1 | 3 | 3 | 387 | 1 | 1 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 6 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 6 | ESE 5 | E 5 | E 5 | N 3 | N 3 | NW 4 | WNW 3 | W 4 | W 4 | SSW 17 | SSW 7 | SSW 7 | — | — | — | — | — | — |
| kJ | 24 | 21 | 37 | 25 | 5 | 5 | 8 | 6 | 9 | 9 | 1955 | 222 | 234 | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 260 | 34 | 0 | 0 | 0 | 257 | 97 | 97 | 97 | 439 | 439 | 153 | 153 | 97 | 153 | 97 | 97 | 0 | 0 |
Best forecast wave conditions in Far South of Western Australia | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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