Surf Forecasts:
How big are the waves at Back Beach today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 7ft (2.1m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 6ft (1.9m), 13s period with WSW swell.
- Evening surf: Evening surf (23 Sep, local time) - 5.5ft (1.7m), 13s period with WSW swell.
The current surf forecast for Back Beach at 9PM is: 1.7m 13s primary swell from a West-southwest direction and 0.2m 18s secondary swell from a West-southwest direction (forecast issued at 01:00pm September 23). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 7ft (2.1m) | 13s |
| Afternoon (23 Sep) | 6ft (1.9m) | 13s |
| Evening (23 Sep) | 5.5ft (1.7m) | 13s |
Table - waves today at Back Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Sat morning. Warm (max 20°C on Fri afternoon, min 10°C on Sat morning). Winds increasing (light winds from the SSW on Thu morning, strong winds from the SE by Fri night). | |||||||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | |||||||||||||||||||
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 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 16 | WSW 20 | WSW 19 | WSW 19 | SW 18 | SW 17 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1309 | 1289 | 1100 | 983 | 923 | 771 | 691 | 610 | 1227 | 1080 | 1095 | 1210 | 1210 | 1314 | 1453 | 2715 | 6501 | 8508 | 8011 | 10052 | 8323 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | cross-on | cross-off | cross-off | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross | cross | cross-off |
High Tide | 10:06PM0.35m | 7:47AM0.53m | 9:38PM0.38m | 8:30AM0.51m | 9:34PM0.42m | ||||||||||||||||
Low Tide | 3:15PM0.13m | 00:44AM0.34m | 3:18PM0.15m | 2:06AM0.29m | 3:20PM0.19m | ||||||||||||||||
 | | |  | |  | |  | | | | | | | | | | | | |  | |
 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 17 | 17 | 17 | 16 | 16 | 15 | 14 | 17 | 18 | 17 | 16 | 16 | 14 | 13 | 13 | 18 | 20 | 20 | 14 | 13 |
Feels °C | 15 | 13 | 14 | 15 | 14 | 15 | 14 | 13 | 16 | 15 | 13 | 12 | 12 | 10 | 9 | 9 | 14 | 13 | 12 | 4 | 4 |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 16 | WSW 20 | WSW 19 | WSW 19 | SW 18 | SW 17 |
| kJ | 1309 | 1289 | 1100 | 983 | 923 | 771 | 691 | 610 | 1227 | 1080 | 1095 | 1210 | 1210 | 1314 | 1453 | 2715 | 6501 | 8508 | 8011 | 10052 | 8323 |
Swell 2 Height (m) Direction Period (s) | — | — | — | WSW 18 | — | WSW 16 | SW 16 | WSW 15 | W 26 | W 25 | WSW 24 | WSW 24 | WSW 23 | WSW 22 | WSW 22 | WSW 21 | WSW 20 | — | — | SW 8 | — |
| kJ | — | — | — | 31 | — | 104 | 261 | 414 | 13 | 13 | 57 | 55 | 215 | 447 | 732 | 1112 | 2930 | — | — | 574 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SSW 3 | S 4 | S 4 | S 5 | — | S 5 | — | SSW 7 | SSE 6 | SE 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 3 | 9 | 21 | 28 | — | 25 | — | 348 | 114 | 106 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 251 | 289 | 289 | 184 | 125 | 108 | 0 | 0 | 120 | 326 | 265 | 265 | 184 | 184 | 184 | 251 | 111 | 2055 | 2061 | 2055 | 2055 |
Best forecast wave conditions in Perth City Coast | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
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