Surf Forecasts:
How big are the waves at Secret Harbour today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 13ft (4.0m), 11s period with W swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 13ft (4.0m), 12s period with W swell.
- Evening surf: Evening surf (18 Jul, local time) - 11ft (3.5m), 15s period with W swell.
The current surf forecast for Secret Harbour at 11AM is: 3.5m 12s primary swell from a West direction and 1.3m 18s secondary swell from a West direction (forecast issued at 07:00am July 18). The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 13ft (4.0m) | 11s |
| Afternoon (18 Jul) | 13ft (4.0m) | 12s |
| Evening (18 Jul) | 11ft (3.5m) | 15s |
Table - waves today at Secret Harbour. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat morning. Very mild (max 17°C on Sun afternoon, min 12°C on Sun night). Winds decreasing (fresh winds from the W on Sat morning, calm by Mon night). | |||||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | |||||||||||||||||||||
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) | W 8 | W 11 | W 12 | W 12 | W 15 | W 15 | W 15 | W 15 | W 15 | W 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1941 | 3323 | 3846 | 4402 | 6232 | 5813 | 5047 | 3973 | 3381 | 2643 | 2160 | 1873 | 1496 | 1299 | 1025 | 1044 | 866 | 689 | 665 | 550 | 443 | 367 | 314 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | on | on | on | on | on | cross-on | cross-on | on | cross | cross-off | cross-off | cross-off | off | glassy | on | cross-on | cross-on | glassy |
High Tide | 11:28AM0.90m | 2:25AM0.72m | 11:11AM0.81m | 2:16AM0.77m | 9:00AM0.75m | ||||||||||||||||||
Low Tide | 7:27PM0.59m | 4:17AM0.72m | 6:34PM0.61m | 6:00AM0.74m | 5:51PM0.57m | ||||||||||||||||||
 |  |  | | |  | | | |  | |  | |  |  | | | | | | | |  | |
 | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — |
 | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:31 | — | — |
mm | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 16 | 17 | 16 | 15 | 14 | 13 | 12 | 12 | 13 | 14 | 14 | 15 | 15 |
Feels °C | 8 | 8 | 9 | 10 | 11 | 11 | 12 | 12 | 11 | 12 | 14 | 14 | 13 | 13 | 12 | 11 | 10 | 10 | 12 | 12 | 11 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | — | — | W 18 | W 12 | W 15 | W 15 | W 15 | W 15 | W 15 | W 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 |
| kJ | — | — | 1063 | 4402 | 6232 | 5813 | 5047 | 3973 | 3381 | 2643 | 2160 | 1873 | 1496 | 1299 | 1025 | 1044 | 866 | 689 | 665 | 550 | 443 | 367 | 314 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 17 | WSW 16 | — | W 15 | WSW 15 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 56 | 52 | — | 116 | 167 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 8 | W 11 | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1941 | 3323 | 3846 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 1620 | 963 | 541 | 736 | 369 | 328 | 328 | 328 | 328 | 314 | 143 | 143 | 101 | 6 | 0 | 0 | 0 | 0 | 0 | 328 | 21 | 45 | 0 |
Best forecast wave conditions in Perth City Coast | |||||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||||
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