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Twelve Mile Beach Surf Forecast
/ WA – Far South (31 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
Twelve Mile Beach surfForecast / WA – Far South / Australia
48hr Weather and Surf, issued 7 pm Sunday 17 May 2026 AWSTForecast update in hr min s Forecast update imminent
Twelve Mile Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Twelve Mile Beach sea temperature is
18.6° C
(Which is slightly cooler than normal)How big are the waves at Twelve Mile Beach today?
The current surf forecast for Twelve Mile Beach at 12AM is: 1.4m 12s primary swell from a South-southwest direction and 0.1m 21s secondary swell from a Southwest direction (forecast issued at 07:00pm May 17). The wind direction is predicted to be cross-shore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | - | - |
| Afternoon (18 May) | 5ft (1.5m) | 12s |
| Evening (18 May) | 4.5ft (1.4m) | 12s |
Table - waves today at Twelve Mile Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Mon morning. Warm (max 26°C on Wed afternoon, min 14°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 16 | SSW 11 | SSW 11 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | |
677 | 579 | 560 | 467 | 443 | 469 | 486 | 486 | 478 | 524 | 486 | 521 | 512 | 486 | 408 | 397 | 325 | 325 | 325 | 659 | 577 | 585 | 307 | 253 | |
Wind (km/h) | ||||||||||||||||||||||||
on | off | cross-off | cross | cross-on | cross-on | cross-on | on | on | glassy | off | off | off | off | off | cross-on | cross | cross-off | off | off | off | off | cross-off | cross-off | |
High Tide | 11:21AM0.98m | 11:54AM0.94m | 12:26PM0.87m | |||||||||||||||||||||
Low Tide | 7:09PM-0.00m | 8:23PM0.03m | 11:51PM0.07m | |||||||||||||||||||||
 |  | | |  |  | | | |  | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — | — |
 | 5:05 | — | — | — | — | — | — | — | 5:04 | — | — | — | — | — | — | — | 5:02 | — | — | — | — | — | — | 5:02 |
— | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 19 | 18 | 18 | 18 | 16 | 17 | 17 | 18 | 17 | 17 | 16 | 15 | 15 | 14 | 17 | 20 | 19 | 19 | 19 | 18 | 17 | 16 | 22 | 26 |
17 | 16 | 16 | 16 | 14 | 15 | 15 | 15 | 15 | 17 | 15 | 13 | 13 | 12 | 16 | 18 | 15 | 15 | 14 | 13 | 11 | 9 | 15 | 21 | |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 |
 kJ | 677 | 579 | 560 | 467 | 443 | 469 | 486 | 486 | 478 | 524 | 486 | 521 | 512 | 486 | 408 | 331 | 325 | 325 | 234 | 659 | 577 | 585 | 307 | 253 |
Swell 2 Height (m) Direction Period (s) | SW 22 | SW 21 | SW 21 | SSW 21 | SSW 20 | SW 20 | SSW 20 | SW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | E 4 | E 4 | E 4 | SSW 15 | SSW 15 |
| kJ | 18 | 18 | 18 | 42 | 75 | 97 | 75 | 83 | 124 | 126 | 193 | 204 | 264 | 240 | 232 | 397 | 314 | 270 | 325 | 5 | 3 | 3 | 146 | 144 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | S 13 | SSW 18 | S 12 | SSW 17 | S 12 | S 11 | S 13 | S 11 | — | ESE 4 | E 4 | — | — | E 4 | — |
| kJ | — | — | — | — | — | — | — | — | — | 121 | 283 | 72 | 373 | 171 | 116 | 123 | 38 | — | 2 | 9 | — | — | 1 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 3 | E 3 | ENE 3 | NE 3 | N 3 | N 3 | N 3 | NNW 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 3 | 4 | 6 | 7 | 8 | 6 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 97 | 0 | 0 | 20 | 149 | 97 | 97 | 358 | 358 | 0 | 0 | 0 | 0 | 0 | 0 | 137 | 273 | 243 | 0 | 0 | 0 | 34 | 20 | 20 |
Best forecast wave conditions in Far South of Western Australia | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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