
Surf Forecasts:
How big are the waves at Twelve Mile Beach today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 2ft (0.6m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2.5ft (0.7m), 19s period with SSW swell.
- Evening surf: Evening surf (18 Jul, local time) - 7ft (2.1m), 12s period with SW swell.
The current surf forecast for Twelve Mile Beach at 7PM is: 1.5m 13s primary swell from a Southwest direction and 0.8m 18s secondary swell from a South-southwest direction (forecast issued at 01:00pm July 18). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 2ft (0.6m) | 14s |
| Afternoon (18 Jul) | 2.5ft (0.7m) | 19s |
| Evening (18 Jul) | 7ft (2.1m) | 12s |
Table - waves today at Twelve Mile Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sat afternoon, min 12°C on Mon morning). Winds decreasing (fresh winds from the WNW on Sat afternoon, calm by Sun night). | |||||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||||
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 19 | SSW 18 | SW 12 | SW 13 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 12 | SSW 13 | SSW 14 | SSW 13 | SSW 13 |
Wave Graph | |||||||||||||||||||||
166 | 248 | 404 | 1486 | 732 | 1384 | 1129 | 1031 | 883 | 730 | 796 | 982 | 1083 | 1172 | 1042 | 995 | 826 | 880 | 347 | 769 | 711 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-on | on | glassy | cross-off | cross-off | cross | cross-off | cross | cross-on | on | cross | cross-off |
High Tide | 12:33PM0.67m | 1:22AM0.41m | 12:23PM0.57m | 1:41AM0.48m | 11:55AM0.51m | ||||||||||||||||
Low Tide | 7:55PM0.23m | 6:06AM0.33m | 7:27PM0.24m | 6:47AM0.39m | 7:00PM0.21m | ||||||||||||||||
— | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | |
— | — | 5:08 | — | — | — | — | — | — | — | 5:08 | — | — | — | — | — | — | — | 5:09 | — | — | |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 18 | 17 | 17 | 15 | 14 | 15 | 14 | 16 | 17 | 17 | 16 | 14 | 13 | 13 | 12 | 13 | 15 | 15 | 16 | 14 |
Feels °C | 11 | 12 | 11 | 11 | 9 | 8 | 9 | 9 | 10 | 13 | 14 | 14 | 10 | 10 | 10 | 9 | 10 | 12 | 12 | 12 | 10 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SW 11 | SW 13 | SW 13 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 12 | SSW 13 | SSW 11 | SSW 13 | SSW 13 |
166 | 156 | 326 | 710 | 732 | 1384 | 1129 | 1031 | 883 | 730 | 796 | 982 | 1083 | 1172 | 1042 | 995 | 826 | 880 | 340 | 769 | 711 | |
Swell 2 Height (m) Direction Period (s) | SSW 20 | SSW 19 | SSW 18 | SSW 18 | SSW 17 | SSE 9 | — | S 20 | SSE 9 | SE 19 | SE 19 | SE 18 | SE 18 | S 19 | SE 18 | SE 18 | SE 18 | SE 18 | SSW 14 | S 17 | S 17 |
149 | 248 | 404 | 486 | 469 | 7 | — | 7 | 7 | 15 | 14 | 13 | 13 | 7 | 13 | 12 | 12 | 12 | 347 | 6 | 6 | |
Swell 3 Height (m) Direction Period (s) | S 10 | E 7 | SSW 13 | — | — | — | — | — | S 19 | — | — | — | — | — | — | — | — | — | SE 18 | SE 18 | SSE 17 |
2 | 1 | 111 | — | — | — | — | — | 7 | — | — | — | — | — | — | — | — | — | 12 | 12 | 30 | |
Wind waves Height (m) Direction Period (s) | WNW 4 | W 4 | WNW 4 | SW 12 | WNW 4 | — | NW 3 | — | NW 4 | — | — | — | — | — | — | — | — | — | — | WSW 3 | WSW 4 |
21 | 39 | 7 | 1486 | 11 | — | 2 | — | 6 | — | — | — | — | — | — | — | — | — | — | 3 | 18 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1304 | 1103 | 153 | 97 | 97 | 97 | 97 | 20 | 97 | 153 | 97 | 0 | 0 | 0 | 20 | 0 | 20 | 97 | 153 | 20 | 20 |
Best forecast wave conditions in Far South of Western Australia | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
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