Surf Forecasts:
How big are the waves at Twelve Mile Beach today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 1.5ft (0.5m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 2.5ft (0.7m), 13s period with SSW swell.
- Evening surf: Evening surf (18 Sep, local time) - 2ft (0.6m), 16s period with SSW swell.
The current surf forecast for Twelve Mile Beach at 1AM is: 0.7m 14s primary swell from a South-southwest direction and 0.4m 7s secondary swell from a Southeast direction (forecast issued at 07:00pm September 17). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 1.5ft (0.5m) | 16s |
| Afternoon (18 Sep) | 2.5ft (0.7m) | 13s |
| Evening (18 Sep) | 2ft (0.6m) | 16s |
Table - waves today at Twelve Mile Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri afternoon. Warm (max 29°C on Thu night, min 13°C on Sun afternoon). Winds increasing (calm on Fri morning, near gales from the WNW by Sat afternoon). | |||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | |||||||||||||||||
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 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 16 | SSW 14 | SSW 13 | SSW 16 | SSW 16 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | WSW 14 | SW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 239 | 183 | 183 | 217 | 210 | 142 | 123 | 140 | 217 | 217 | 154 | 310 | 217 | 310 | 306 | 283 | 272 | 1142 | 561 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | cross-on | cross-on | glassy | cross | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross |
High Tide | 00:46AM0.71m | 1:09AM0.65m | |||||||||||||||||
Low Tide | 4:52PM0.09m | 4:52PM0.08m | 4:49PM0.08m | ||||||||||||||||
 |  |  | |  |  | | |  | | | |  | | | | | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | 5:51 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | — | — | — | 1 | — | — | — | — | — | — |
Temp °C | 32 | 29 | 26 | 21 | 18 | 19 | 22 | 20 | 21 | 21 | 22 | 19 | 16 | 17 | 19 | 20 | 19 | 17 | 16 |
Feels °C | 28 | 26 | 24 | 20 | 19 | 21 | 23 | 19 | 22 | 19 | 20 | 15 | 14 | 11 | 10 | 9 | 10 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 16 | SSW 14 | SSW 13 | SSW 16 | SSW 16 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 |
| kJ | 239 | 183 | 183 | 217 | 210 | 142 | 123 | 140 | 217 | 217 | 154 | 310 | 217 | 310 | 306 | 283 | 272 | 239 | 261 |
Swell 2 Height (m) Direction Period (s) | ESE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SSW 13 | SSW 16 | SSW 16 | SSW 12 | SSW 12 | SSW 12 | ESE 4 | SSW 11 | ESE 4 | ESE 4 | ESE 5 | SE 7 | E 7 | E 7 |
| kJ | 20 | 13 | 13 | 14 | 19 | 98 | 104 | 104 | 56 | 56 | 56 | 9 | 49 | 3 | 2 | 3 | 2 | 1 | 4 |
Swell 3 Height (m) Direction Period (s) | — | SSW 19 | SSW 18 | SW 18 | SSW 18 | SE 7 | SE 7 | — | ESE 7 | SE 3 | — | SSW 11 | ESE 4 | ESE 4 | — | — | — | — | — |
| kJ | — | 35 | 64 | 51 | 123 | 19 | 18 | — | 5 | 4 | — | 23 | 3 | 3 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 4 | NW 3 | — | — | SW 3 | — | — | SE 7 | SE 3 | ESE 3 | ESE 4 | NW 2 | WNW 3 | WNW 3 | WNW 4 | W 5 | W 5 | WSW 14 | SW 11 |
| kJ | 8 | 2 | — | — | 1 | — | — | 25 | 4 | 4 | 7 | 1 | 1 | 3 | 23 | 64 | 77 | 1142 | 561 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 20 | 0 | 0 | 97 | 20 | 0 | 137 | 20 | 0 | 153 | 137 | 97 | 20 | 137 | 261 | 1412 | 1304 | 1197 | 153 |
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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