Surf Forecasts:
How big are the waves at Twelve Mile Beach today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 3ft (0.9m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 2.5ft (0.8m), 15s period with SSW swell.
- Evening surf: Evening surf (17 Sep, local time) - 2.5ft (0.7m), 14s period with SSW swell.
The current surf forecast for Twelve Mile Beach at 3PM is: 0.8m 15s primary swell from a South-southwest direction and 0.4m 7s secondary swell from a East-southeast direction (forecast issued at 07:00am September 17). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 3ft (0.9m) | 15s |
| Afternoon (17 Sep) | 2.5ft (0.8m) | 15s |
| Evening (17 Sep) | 2.5ft (0.7m) | 14s |
Table - waves today at Twelve Mile Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri morning. Warm (max 32°C on Thu afternoon, min 15°C on Sat night). Winds increasing (light winds from the SSE on Thu night, strong winds from the WNW by Sat afternoon). | |||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | SSW 15 | SSW 15 | SSW 15 | 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 | SW 14 | SW 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 198 | 318 | 314 | 242 | 239 | 183 | 183 | 217 | 210 | 142 | 123 | 140 | 217 | 166 | 154 | 310 | 217 | 314 | 306 | 283 | 272 | 813 | 595 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | cross-off | off | cross-off | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off |
High Tide | 10:29AM0.40m | 00:46AM0.71m | 1:09AM0.65m | ||||||||||||||||||||
Low Tide | 7:33AM0.37m | 4:52PM0.09m | 4:52PM0.08m | 4:49PM0.08m | |||||||||||||||||||
 |  | | | | |  |  | | |  |  |  |  | | | | | | | | | | |
 | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 1 | — | — | 1 | — | — | — | — | — | — |
Temp °C | 19 | 21 | 28 | 32 | 32 | 30 | 27 | 22 | 19 | 19 | 23 | 19 | 18 | 20 | 20 | 19 | 17 | 17 | 20 | 21 | 19 | 17 | 16 |
Feels °C | 13 | 16 | 22 | 27 | 28 | 27 | 25 | 20 | 20 | 20 | 23 | 17 | 16 | 18 | 19 | 13 | 14 | 11 | 11 | 11 | 11 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | ESE 8 | SSW 15 | SSW 15 | SSW 15 | 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 | SW 14 | SSW 14 |
| kJ | 98 | 318 | 314 | 242 | 239 | 183 | 183 | 217 | 210 | 142 | 123 | 140 | 217 | 166 | 154 | 310 | 217 | 314 | 306 | 283 | 272 | 813 | 316 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SE 7 | ESE 7 | SE 7 | SE 8 | SSW 13 | SSW 16 | SSW 16 | SSW 12 | SSW 12 | SSW 12 | ESE 4 | SSW 11 | ESE 4 | ESE 4 | SE 5 | SE 7 | E 7 | SSW 15 |
| kJ | 198 | 59 | 35 | 20 | 20 | 13 | 17 | 14 | 20 | 98 | 104 | 104 | 56 | 56 | 56 | 7 | 49 | 4 | 2 | 1 | 2 | 1 | 284 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSW 15 | S 12 | S 12 | — | SSW 19 | SSW 18 | SW 18 | SSW 18 | SE 7 | SE 7 | — | ESE 7 | SE 4 | ESE 4 | SSW 11 | ESE 4 | ESE 4 | — | — | — | — | — |
| kJ | 103 | 179 | 101 | 72 | — | 35 | 64 | 51 | 121 | 19 | 18 | — | 5 | 7 | 6 | 23 | 7 | 4 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 4 | NNE 3 | N 4 | NNW 4 | NNW 4 | NW 3 | NNW 3 | NNW 2 | — | — | — | SE 3 | SE 4 | — | E 4 | WNW 2 | WNW 3 | WNW 3 | WNW 4 | WNW 5 | W 5 | WNW 4 | SW 11 |
| kJ | 9 | 7 | 12 | 10 | 7 | 3 | 4 | 1 | — | — | — | 8 | 6 | — | 9 | 1 | 2 | 6 | 30 | 80 | 67 | 13 | 595 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 34 | 243 | 165 | 0 | 20 | 0 | 0 | 97 | 20 | 20 | 153 | 149 | 34 | 34 | 0 | 97 | 20 | 137 | 1304 | 1412 | 1304 | 1197 | 153 |
Best forecast wave conditions in Far South of Western Australia | |||||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||||
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