Surf Forecasts:
How big are the waves at Cottesloe Beach today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 4.5ft (1.3m), 18s period with WSW swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 6ft (1.8m), 17s period with WSW swell.
- Evening surf: Evening surf (31 Aug, local time) - 5.5ft (1.7m), 16s period with WSW swell.
The current surf forecast for Cottesloe Beach at 7AM is: 1.5m 15s primary swell from a West-southwest direction and 1.1m 19s secondary swell from a West-southwest direction (forecast issued at 01:00am August 31). The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 4.5ft (1.3m) | 18s |
| Afternoon (31 Aug) | 6ft (1.8m) | 17s |
| Evening (31 Aug) | 5.5ft (1.7m) | 16s |
Table - waves today at Cottesloe Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Mon night. Very mild (max 18°C on Mon morning, min 13°C on Mon night). Winds decreasing (fresh winds from the S on Mon night, calm by Wed night). | ||||||||||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 16 | WSW 16 | WSW 18 | WSW 17 | WSW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1675 | 1474 | 1028 | 1073 | 1885 | 1694 | 1521 | 1447 | 1429 | 1411 | 1245 | 1193 | 1551 | 845 | 1257 | 1240 | 1171 | 1206 | 1189 | 1299 | 1224 | 1188 | 1188 | 1170 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | on | on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 11:09PM0.48m | 10:39AM0.40m | 11:24PM0.53m | 10:42AM0.32m | 11:48PM0.58m | 9:33AM0.25m | ||||||||||||||||||
Low Tide | 5:16AM0.25m | 4:42PM0.23m | 6:22AM0.25m | 4:28PM0.23m | 8:05AM0.25m | 2:55PM0.21m | ||||||||||||||||||
 |  |  | | |  |  |  | | | | | | | | | | | | | |  | | | |
 | — | 6:35 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — |
mm | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 14 | 13 | 13 | 13 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 16 | 16 | 16 |
Feels °C | 18 | 17 | 16 | 16 | 15 | 14 | 15 | 9 | 8 | 8 | 9 | 11 | 9 | 10 | 11 | 11 | 10 | 10 | 12 | 12 | 13 | 13 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | WSW 16 | WSW 16 | WSW 14 | WSW 17 | WSW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 |
| kJ | 1675 | 1474 | 834 | 1073 | 1885 | 1694 | 1521 | 1447 | 1429 | 1411 | 1245 | 1193 | 1551 | 845 | 1257 | 1240 | 1171 | 1206 | 1189 | 1299 | 1224 | 1188 | 1188 | 1170 |
Swell 2 Height (m) Direction Period (s) | W 20 | WSW 19 | WSW 18 | WSW 14 | — | — | — | — | — | — | SW 8 | WSW 8 | — | WSW 8 | — | — | — | — | — | — | — | — | — | — |
| kJ | 282 | 502 | 1028 | 545 | — | — | — | — | — | — | 173 | 154 | — | 131 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | W 3 | WSW 4 | WSW 5 | SW 6 | SW 6 | SW 7 | SSE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 5 | 24 | 51 | 95 | 153 | 253 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 51 | 302 | 399 | 634 | 399 | 146 | 146 | 146 | 65 | 28 | 0 | 26 | 0 | 0 | 146 | 368 | 146 | 146 | 302 | 220 | 146 | 54 | 67 |
Best forecast wave conditions in Perth City Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
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