Surf Forecasts:
How big are the waves at Cottesloe Beach today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 3ft (0.9m), 12s period with WSW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 2.5ft (0.8m), 18s period with WSW swell.
- Evening surf: Evening surf (18 Sep, local time) - 8ft (2.5m), 17s period with W swell.
The current surf forecast for Cottesloe Beach at 5PM is: 2.2m 18s primary swell from a West direction (forecast issued at 01:00pm September 18). The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 3ft (0.9m) | 12s |
| Afternoon (18 Sep) | 2.5ft (0.8m) | 18s |
| Evening (18 Sep) | 8ft (2.5m) | 17s |
Table - waves today at Cottesloe Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Fri night. Warm (max 21°C on Fri afternoon, min 14°C on Fri night). Winds decreasing (strong winds from the WNW on Fri night, calm by Sun night). | |||||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 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) | WSW 12 | WSW 18 | W 18 | W 17 | WNW 9 | W 9 | W 13 | W 14 | W 14 | W 14 | W 13 | WSW 12 | WSW 13 | W 13 | WSW 13 | WSW 13 | WSW 13 | WSW 10 | SW 13 | SW 13 | WSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 258 | 418 | 2946 | 4278 | 1131 | 1945 | 5488 | 8020 | 7961 | 7047 | 5364 | 3633 | 3097 | 1992 | 2028 | 648 | 784 | 492 | 613 | 732 | 555 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | cross-off | cross-off | cross | cross | cross-off | cross-off |
High Tide | 00:24AM0.56m | 1:40AM0.53m | 3:27AM0.53m | ||||||||||||||||||
Low Tide | 2:16PM0.13m | 2:35PM0.11m | 2:43AM0.53m | 2:52PM0.11m | |||||||||||||||||
 |  | |  |  | |  |  |  | | | |  |  | | | | | | | | |
 | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:10 | — | — |
mm | — | — | — | 1 | 1 | 1 | — | 1 | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Temp °C | 22 | 21 | 17 | 14 | 15 | 17 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 17 | 16 | 16 | 15 |
Feels °C | 18 | 15 | 12 | 7 | 8 | 9 | 7 | 7 | 8 | 9 | 10 | 12 | 13 | 14 | 15 | 14 | 15 | 15 | 13 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | — | — | WSW 16 | — | — | — | — | — | — | WSW 12 | WSW 13 | W 13 | WSW 13 | W 10 | WSW 13 | WSW 10 | SW 13 | SW 13 | WSW 13 |
| kJ | 258 | 298 | — | — | 844 | — | — | — | — | — | — | 3633 | 3097 | 1992 | 2028 | 499 | 784 | 492 | 613 | 732 | 555 |
Swell 2 Height (m) Direction Period (s) | WSW 17 | WSW 18 | — | — | — | — | — | — | — | — | — | — | — | SW 11 | — | WSW 13 | W 12 | WSW 13 | W 8 | W 12 | W 8 |
| kJ | 219 | 418 | — | — | — | — | — | — | — | — | — | — | — | 297 | — | 648 | 480 | 362 | 199 | 273 | 109 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 402 |
Wind waves Height (m) Direction Period (s) | NW 4 | NW 4 | W 18 | W 17 | WNW 9 | W 9 | W 13 | W 14 | W 14 | W 14 | W 13 | — | — | — | — | — | — | — | — | — | — |
| kJ | 17 | 39 | 2946 | 4278 | 1131 | 1945 | 5488 | 8020 | 7961 | 7047 | 5364 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 21 | 317 | 317 | 356 | 350 | 431 | 1623 | 941 | 1140 | 1875 | 1748 | 1623 | 375 | 302 | 146 | 0 | 0 | 26 | 26 | 0 | 0 |
Best forecast wave conditions in Perth City Coast | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
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