Surf Forecasts:
How big are the waves at Secret Harbour today (11 Sep):
- Morning surf: Morning surf (11 Sep, local time) - 4.5ft (1.3m), 14s period with WSW swell.
- Afternoon surf: Afternoon surf (11 Sep, local time) - 4.5ft (1.4m), 14s period with WSW swell.
- Evening surf: Evening surf (11 Sep, local time) - 6ft (1.9m), 18s period with W swell.
The current surf forecast for Secret Harbour at 2PM is: 1.4m 15s primary swell from a West-southwest direction and 1.0m 20s secondary swell from a West direction (forecast issued at 07:00am September 11). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Sep) | 4.5ft (1.3m) | 14s |
| Afternoon (11 Sep) | 4.5ft (1.4m) | 14s |
| Evening (11 Sep) | 6ft (1.9m) | 18s |
Table - waves today at Secret Harbour. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Warm (max 20°C on Fri afternoon, min 14°C on Fri morning). Winds decreasing (strong winds from the W on Fri night, light winds from the SSW by Sun night). | |||||||||||||||||||||||
Friday 11 | Saturday 12 | Sunday 13 | |||||||||||||||||||||
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 15 | WSW 15 | W 19 | WSW 15 | W 19 | W 18 | W 18 | W 17 | W 17 | W 16 | W 16 | W 16 | WSW 10 | WSW 10 | W 10 | W 14 | W 14 | W 14 | WSW 14 | WSW 13 | WSW 13 | WSW 16 | WSW 15 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 785 | 744 | 904 | 857 | 1037 | 2299 | 2484 | 2171 | 4040 | 5067 | 1273 | 1107 | 1086 | 932 | 832 | 703 | 1807 | 1576 | 1367 | 1162 | 1192 | 2450 | 2460 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-on | cross-on | cross-off | cross | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on |
High Tide | 10:01AM0.74m | 10:17PM0.63m | 10:34AM0.66m | 10:23PM0.68m | 10:57AM0.57m | 10:36PM0.72m | |||||||||||||||||
Low Tide | 3:12AM0.45m | 4:21PM0.45m | 4:02AM0.42m | 4:07PM0.47m | 4:51AM0.41m | 3:46PM0.46m | |||||||||||||||||
 |  | | |  |  | |  |  | | | | | | | |  | |  | | | | | |
 | 6:22 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | — | — | — | — | — | — | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 19 | 20 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 17 | 17 | 17 | 18 |
Feels °C | 10 | 10 | 15 | 17 | 17 | 17 | 14 | 13 | 10 | 9 | 11 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 16 |
Swell 1 Height (m) Direction Period (s) | WSW 15 | WSW 15 | WSW 14 | WSW 15 | WSW 14 | W 18 | W 18 | W 17 | — | — | W 16 | WSW 9 | WSW 10 | WSW 10 | W 10 | WSW 10 | W 14 | W 14 | WSW 14 | WSW 13 | WSW 13 | WSW 16 | WSW 15 |
| kJ | 785 | 744 | 613 | 857 | 704 | 2299 | 2484 | 2171 | — | — | 1273 | 919 | 1086 | 932 | 832 | 680 | 1807 | 1576 | 1367 | 1162 | 1192 | 2450 | 2460 |
Swell 2 Height (m) Direction Period (s) | W 21 | WSW 19 | W 19 | W 20 | W 19 | — | — | — | — | — | — | W 16 | W 16 | W 16 | W 15 | W 14 | W 18 | W 19 | W 17 | W 17 | W 16 | — | — |
| kJ | 233 | 502 | 904 | 753 | 1037 | — | — | — | — | — | — | 1107 | 954 | 815 | 723 | 703 | 162 | 173 | 459 | 546 | 539 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 168 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 4 | NNE 4 | N 4 | NNW 5 | NNW 5 | NW 5 | NNW 4 | NW 5 | W 17 | W 16 | W 9 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 16 | 29 | 31 | 25 | 21 | 20 | 34 | 126 | 4040 | 5067 | 1010 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 167 | 46 | 307 | 221 | 221 | 278 | 314 | 442 | 958 | 958 | 418 | 407 | 369 | 118 | 164 | 98 | 66 | 369 | 369 | 369 | 101 | 21 |
Best forecast wave conditions in Perth City Coast | |||||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||||
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