Surf Forecasts:
How big are the waves at Twelve Mile Beach today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 7ft (2.2m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 6.5ft (2.0m), 14s period with SSW swell.
- Evening surf: Evening surf (21 Sep, local time) - 6ft (1.8m), 14s period with SSW swell.
The current surf forecast for Twelve Mile Beach at 5PM is: 1.9m 14s primary swell from a South-southwest direction and 1.1m 15s secondary swell from a Southwest direction, 0.9m 4s secondary swell from a East-southeast direction (forecast issued at 01:00pm September 21). The wind direction is predicted to be cross-shore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 7ft (2.2m) | 15s |
| Afternoon (21 Sep) | 6.5ft (2.0m) | 14s |
| Evening (21 Sep) | 6ft (1.8m) | 14s |
Table - waves today at Twelve Mile Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Mon afternoon, min 13°C on Wed night). Wind will be generally light. | |||||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||
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 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1851 | 1690 | 1538 | 1303 | 1154 | 1003 | 825 | 746 | 756 | 899 | 1559 | 1223 | 994 | 1013 | 854 | 816 | 670 | 567 | 549 | 452 | 437 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | cross | cross | cross-on | cross-on | glassy | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross |
High Tide | 11:46PM0.44m | 8:48AM0.70m | 10:42PM0.44m | 9:14AM0.74m | 10:26PM0.48m | ||||||||||||||||
Low Tide | 4:32PM0.09m | 2:11AM0.42m | 4:26PM0.08m | 2:46AM0.34m | 4:25PM0.08m | ||||||||||||||||
 | | |  | | | | |  | | |  |  | | |  | | | | | | |
 | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | 5:52 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:54 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 20 | 17 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 15 | 16 | 15 | 15 | 14 |
Feels °C | 17 | 17 | 12 | 13 | 13 | 14 | 16 | 15 | 14 | 12 | 11 | 12 | 14 | 14 | 12 | 12 | 13 | 14 | 13 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | ESE 6 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 |
| kJ | 1851 | 1690 | 1538 | 1303 | 1154 | 1003 | 825 | 746 | 756 | 899 | 3 | 1223 | 994 | 1013 | 854 | 816 | 670 | 567 | 549 | 452 | 437 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 15 | — | ESE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 5 | ESE 6 | E 6 | S 5 | S 5 | ESE 8 | SE 8 | ESE 7 | ESE 8 | E 8 | SW 18 | S 18 |
| kJ | — | — | 551 | — | 28 | 23 | 20 | 21 | 12 | 6 | 12 | 6 | 33 | 34 | 6 | 2 | 5 | 6 | 1 | 12 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | ESE 6 | — | — | — | — | — | — | E 7 | — | — | — | — | SW 18 | E 7 | E 7 |
| kJ | — | — | — | — | — | — | 43 | — | — | — | — | — | — | 9 | — | — | — | — | 12 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | ENE 4 | E 4 | ESE 4 | ESE 5 | E 5 | ESE 5 | — | — | — | SSW 3 | SSW 15 | S 5 | — | — | — | — | — | — | — | — | — |
| kJ | 12 | 12 | 26 | 44 | 28 | 36 | — | — | — | 5 | 1559 | 37 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 149 | 439 | 389 | 273 | 137 | 0 | 139 | 137 | 358 | 260 | 137 | 243 | 97 | 97 | 97 | 97 | 489 | 489 | 243 | 139 |
Best forecast wave conditions in Far South of Western Australia | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
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