Surf Forecasts:
How big are the waves at Twelve Mile Beach today (30 Aug):
- Morning surf: Morning surf (30 Aug, local time) - 6ft (1.9m), 18s period with SSW swell.
- Afternoon surf: Afternoon surf (30 Aug, local time) - 6ft (1.9m), 18s period with SSW swell.
- Evening surf: Evening surf (30 Aug, local time) - 5.5ft (1.7m), 17s period with SSW swell.
The current surf forecast for Twelve Mile Beach at 1AM is: 1.8m 18s primary swell from a South-southwest direction and 1.0m 6s secondary swell from a Southeast direction (forecast issued at 07:00pm August 29). The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 6ft (1.9m) | 18s |
| Afternoon (30 Aug) | 6ft (1.9m) | 18s |
| Evening (30 Aug) | 5.5ft (1.7m) | 17s |
Table - waves today at Twelve Mile Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat night. Warm (max 25°C on Sun afternoon, min 13°C on Mon night). Winds decreasing (fresh winds from the SSW on Mon night, light winds from the S by Tue afternoon). | |||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | |||||||||||||||||
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 16 | SSW 17 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 19 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 17 | SSW 17 | SSW 17 |
Wave Graph  | |||||||||||||||||||
 kJ | 612 | 973 | 1664 | 1922 | 1878 | 2096 | 2592 | 2218 | 1944 | 1878 | 1308 | 1245 | 1094 | 904 | 892 | 778 | 869 | 771 | 1775 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross | cross-on | cross-off | on |
High Tide | 11:41PM0.58m | 11:36AM0.70m | 11:59PM0.64m | 11:55AM0.60m | |||||||||||||||
Low Tide | 5:54PM0.10m | 5:31AM0.16m | 6:00PM0.13m | 6:09AM0.18m | 6:02PM0.16m | ||||||||||||||
 |  |  |  | |  | | | | | | | | | | | | |  | |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:38 | — | — |
mm | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 15 | 14 | 15 | 20 | 23 | 25 | 23 | 19 | 19 | 18 | 19 | 24 | 24 | 19 | 20 | 13 |
Feels °C | 12 | 12 | 13 | 12 | 12 | 13 | 19 | 20 | 22 | 18 | 14 | 15 | 14 | 15 | 19 | 20 | 18 | 17 | 6 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 17 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 19 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 17 | SSW 17 | SE 6 |
| kJ | 612 | 973 | 1664 | 1922 | 1878 | 2096 | 2592 | 2218 | 1944 | 1878 | 1308 | 1245 | 1094 | 904 | 892 | 778 | 869 | 771 | 1 |
Swell 2 Height (m) Direction Period (s) | SSW 19 | SSW 20 | — | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | ESE 6 | ESE 5 | ESE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | E 6 |
| kJ | 428 | 432 | — | 78 | 56 | 38 | 30 | 18 | 18 | 22 | 17 | 10 | 11 | 6 | 6 | 3 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SSW 24 | SSW 22 | — | — | — | — | — | — | — | — | NE 4 | — | ESE 6 | — | — | — |
| kJ | — | — | — | 55 | 188 | — | — | — | — | — | — | — | — | 1 | — | 10 | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 6 | SE 6 | SE 6 | — | ESE 6 | — | — | ESE 6 | ESE 6 | E 5 | E 5 | NNE 3 | N 3 | N 3 | NW 4 | WNW 4 | W 4 | W 4 | SSW 17 |
| kJ | 109 | 101 | 91 | — | 104 | — | — | 51 | 62 | 36 | 20 | 4 | 5 | 5 | 10 | 8 | 9 | 14 | 1775 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 440 | 385 | 34 | 260 | 34 | 0 | 0 | 0 | 34 | 142 | 0 | 0 | 0 | 0 | 97 | 137 | 97 | 0 | 439 |
Best forecast wave conditions in Far South of Western Australia | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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