Surf Forecasts:
How big are the waves at Cottesloe Beach today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 7ft (2.1m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 4.5ft (1.4m), 12s period with W swell.
- Evening surf: Evening surf (20 Sep, local time) - 4.5ft (1.4m), 13s period with WSW swell.
The current surf forecast for Cottesloe Beach at 1AM is: 2.5m 13s primary swell from a West-southwest direction and 0.9m 11s secondary swell from a West-southwest direction (forecast issued at 07:00pm September 19). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 7ft (2.1m) | 13s |
| Afternoon (20 Sep) | 4.5ft (1.4m) | 12s |
| Evening (20 Sep) | 4.5ft (1.4m) | 13s |
Table - waves today at Cottesloe Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sun morning. Very mild (max 17°C on Sat night, min 14°C on Mon morning). Wind will be generally light. | |||||||||||||||||||
Sat 19 | Sunday 20 | Monday 21 | |||||||||||||||||
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) | W 13 | WSW 12 | W 13 | WSW 13 | WSW 13 | WSW 13 | WSW 10 | W 12 | WSW 13 | SW 14 | WSW 13 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 4484 | 3287 | 2576 | 2396 | 865 | 1365 | 551 | 555 | 528 | 743 | 555 | 1339 | 1781 | 1666 | 1644 | 1689 | 1859 | 1572 | 1511 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | off | cross | cross | cross-off | cross-off | cross-off |
High Tide | 1:40AM0.53m | 3:27AM0.53m | 5:23AM0.54m | ||||||||||||||||
Low Tide | 2:35PM0.11m | 2:43AM0.53m | 2:52PM0.11m | 3:05PM0.11m | |||||||||||||||
 |  |  | | |  |  | | | | | | |  | | | | | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | 6:09 | — | — | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:12 | — | — |
mm | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 17 | 17 | 16 | 16 | 15 | 15 | 14 | 17 | 17 | 17 | 16 | 14 |
Feels °C | 11 | 13 | 13 | 14 | 16 | 17 | 15 | 16 | 15 | 14 | 14 | 13 | 14 | 13 | 16 | 13 | 13 | 12 | 10 |
Swell 1 Height (m) Direction Period (s) | — | WSW 12 | W 13 | WSW 13 | W 10 | WSW 13 | WSW 10 | W 12 | W 10 | SW 14 | WSW 13 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 |
| kJ | — | 3287 | 2576 | 2396 | 552 | 1365 | 551 | 555 | 326 | 743 | 555 | 1339 | 1781 | 1666 | 1644 | 1689 | 1859 | 1572 | 1511 |
Swell 2 Height (m) Direction Period (s) | — | — | WSW 11 | — | WSW 13 | — | WSW 13 | WSW 13 | WSW 13 | W 12 | WSW 16 | W 10 | — | — | — | — | — | — | — |
| kJ | — | — | 207 | — | 865 | — | 362 | 465 | 528 | 273 | 452 | 138 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | W 8 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 109 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 3 | S 4 |
| kJ | 4484 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 13 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1748 | 1748 | 364 | 220 | 121 | 125 | 0 | 26 | 28 | 0 | 0 | 0 | 0 | 0 | 26 | 146 | 146 | 146 | 146 |
Best forecast wave conditions in Perth City Coast | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
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