Surf Forecasts:
How big are the waves at Back Beach today (11 Sep):
- Afternoon surf: Afternoon surf (11 Sep, local time) - 5ft (1.5m), 19s period with WSW swell.
- Evening surf: Evening surf (11 Sep, local time) - 6.5ft (2.0m), 18s period with WSW swell.
The current surf forecast for Back Beach at 11PM is: 2.3m 18s primary swell from a West-southwest direction and 1.1m 13s secondary swell from a West direction, 0.8m 4s secondary swell from a Northwest direction (forecast issued at 07:00pm September 11). The wind direction is predicted to be cross-shore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Sep) | - | - |
| Afternoon (11 Sep) | 5ft (1.5m) | 19s |
| Evening (11 Sep) | 6.5ft (2.0m) | 18s |
Table - waves today at Back Beach. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri night. Warm (max 20°C on Mon afternoon, min 13°C on Sat night). Winds decreasing (fresh winds from the WNW on Fri night, calm by Sat night). | |||||||||||||||||||
Fri 11 | Saturday 12 | Sunday 13 | |||||||||||||||||
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) | WSW 19 | WSW 18 | WSW 18 | WSW 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 16 | WSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 1960 | 2171 | 3170 | 3945 | 3538 | 2890 | 2535 | 4273 | 3852 | 3560 | 3283 | 2665 | 2408 | 2342 | 1875 | 1326 | 1274 | 2731 | 3062 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-on | on | on | on | on | on | glassy | cross-off | glassy | cross-off | cross-on | cross-on | on | cross-on | cross |
High Tide | 10:19PM0.41m | 10:10AM0.44m | 10:26PM0.48m | 10:40AM0.36m | 10:38PM0.53m | ||||||||||||||
Low Tide | 4:18PM0.22m | 3:53AM0.25m | 3:54PM0.25m | 4:49AM0.24m | 3:32PM0.25m | ||||||||||||||
 |  | |  | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:08 | — | — |
mm | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 15 | 15 | 13 | 13 | 13 | 16 | 17 | 17 | 16 | 16 |
Feels °C | 16 | 17 | 16 | 14 | 13 | 12 | 12 | 12 | 13 | 14 | 15 | 12 | 12 | 12 | 14 | 15 | 15 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | WSW 19 | WSW 18 | WSW 18 | WSW 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 16 | WSW 16 |
| kJ | 1960 | 2171 | 3170 | 3945 | 3538 | 2890 | 2535 | 4273 | 3852 | 3560 | 3283 | 2665 | 2408 | 2342 | 1875 | 1326 | 1274 | 2731 | 3062 |
Swell 2 Height (m) Direction Period (s) | WSW 14 | WSW 14 | W 13 | — | — | — | WSW 8 | WSW 16 | — | WSW 16 | — | — | WSW 18 | W 18 | WSW 17 | WSW 16 | WSW 16 | — | — |
| kJ | 862 | 815 | 408 | — | — | — | 389 | 2354 | — | 1933 | — | — | 268 | 160 | 487 | 854 | 891 | — | — |
Swell 3 Height (m) Direction Period (s) | SW 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 208 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 4 | NW 5 | NW 4 | WNW 4 | WNW 5 | WSW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 20 | 22 | 21 | 26 | 66 | 226 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 377 | 377 | 445 | 493 | 563 | 790 | 569 | 251 | 1680 | 240 | 0 | 0 | 0 | 0 | 251 | 515 | 515 | 289 | 3 |
Best forecast wave conditions in Perth City Coast | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
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