Surf Forecasts:
How big are the waves at Twelve Mile Beach today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 4.5ft (1.3m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 5.5ft (1.7m), 16s period with SW swell.
- Evening surf: Evening surf (19 Aug, local time) - 7ft (2.1m), 16s period with SSW swell.
The current surf forecast for Twelve Mile Beach at 8PM is: 2.1m 16s primary swell from a South-southwest direction (forecast issued at 01:00pm August 19). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 4.5ft (1.3m) | 15s |
| Afternoon (19 Aug) | 5.5ft (1.7m) | 16s |
| Evening (19 Aug) | 7ft (2.1m) | 16s |
Table - waves today at Twelve Mile Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 21°C on Sat morning, min 12°C on Fri night). Mainly fresh winds. | |||||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||||
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) | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1055 | 1449 | 1904 | 2049 | 1982 | 1811 | 1788 | 1606 | 1647 | 1451 | 1606 | 1794 | 2033 | 1982 | 1883 | 1721 | 1642 | 1516 | 1580 | 1337 | 1319 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | glassy | cross-off | off | cross-off | cross | on | on | on | glassy | off | off | off | cross | cross-on | cross | cross-off | cross-off |
High Tide | 10:52AM0.46m | 1:37AM0.64m | 2:11AM0.61m | ||||||||||||||||||
Low Tide | 5:44PM0.11m | 5:40PM0.09m | 5:35PM0.08m | ||||||||||||||||||
 |  | |  | | |  | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:31 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 15 | 15 | 15 | 14 | 13 | 13 | 14 | 16 | 15 | 15 | 15 | 14 | 13 | 13 | 15 | 16 | 15 | 15 | 13 |
Feels °C | 11 | 10 | 12 | 13 | 15 | 13 | 11 | 11 | 11 | 12 | 11 | 13 | 15 | 13 | 11 | 11 | 14 | 12 | 11 | 11 | 8 |
Swell 1 Height (m) Direction Period (s) | — | E 7 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 |
| kJ | — | 1 | 1904 | 2049 | 1982 | 1811 | 1788 | 1606 | 1647 | 1451 | 1606 | 1794 | 2033 | 1982 | 1883 | 1721 | 1642 | 1516 | 1580 | 1337 | 1319 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 24 | SSW 24 | SSW 21 | SSW 21 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 54 | 54 | 260 | 397 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 16 | SW 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 3 | E 4 | E 4 |
| kJ | 1055 | 1449 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 6 | 7 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 439 | 489 | 153 | 97 | 0 | 0 | 0 | 0 | 137 | 97 | 299 | 97 | 0 | 0 | 0 | 0 | 137 | 257 | 260 | 260 | 243 |
Best forecast wave conditions in Far South of Western Australia | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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