Surf Forecasts:
How big are the waves at Back Beach today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 11ft (3.5m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 13ft (4.0m), 13s period with WSW swell.
- Evening surf: Evening surf (18 Jul, local time) - 13ft (4.0m), 16s period with WSW swell.
The current surf forecast for Back Beach at 3AM is: 1.7m 14s primary swell from a West-southwest direction and 1.6m 7s secondary swell from a West direction (forecast issued at 07:00pm July 17). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 11ft (3.5m) | 13s |
| Afternoon (18 Jul) | 13ft (4.0m) | 13s |
| Evening (18 Jul) | 13ft (4.0m) | 16s |
Table - waves today at Back Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Fri night. Very mild (max 19°C on Fri night, min 14°C on Sun night). Winds decreasing (fresh winds from the W on Sat morning, calm by Mon morning). | |||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 19 | |||||||||||||||||
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 13 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 938 | 825 | 721 | 1171 | 2627 | 3809 | 4763 | 5428 | 9347 | 7802 | 6868 | 5926 | 5119 | 3986 | 3380 | 2756 | 2534 | 2050 | 1787 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | on | cross-on | cross |
High Tide | 11:02AM0.51m | 2:36AM0.37m | 10:07AM0.42m | ||||||||||||||||
Low Tide | 7:29PM0.15m | 6:49PM0.21m | 5:04AM0.35m | 6:14PM0.22m | |||||||||||||||
 |  |  |  |  |  | |  |  | | | | | | | | |  | | |
 | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — |
 | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:36 | — | — |
mm | 6 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 19 | 18 | 18 | 17 | 17 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 16 |
Feels °C | 15 | 15 | 13 | 13 | 12 | 10 | 10 | 10 | 13 | 12 | 13 | 13 | 13 | 13 | 15 | 14 | 14 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | WSW 14 | WSW 22 | — | WSW 17 | WSW 13 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 |
| kJ | 938 | 825 | 721 | 1171 | 45 | — | 1498 | 5428 | 9347 | 7802 | 6868 | 5926 | 5119 | 3986 | 3380 | 2756 | 2534 | 2050 | 1787 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | WSW 17 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 2007 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 6 | W 6 | W 7 | W 7 | WSW 14 | WSW 13 | WSW 13 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 196 | 188 | 232 | 246 | 2627 | 3809 | 4763 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 370 | 377 | 480 | 493 | 493 | 374 | 1680 | 569 | 255 | 255 | 248 | 189 | 189 | 189 | 167 | 178 | 251 | 3 | 3 |
Best forecast wave conditions in Perth City Coast | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
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