Surf Forecasts:
How big are the waves at Back Beach today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 7ft (2.1m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 6ft (1.9m), 13s period with WSW swell.
- Evening surf: Evening surf (17 Jul, local time) - 5ft (1.6m), 13s period with WSW swell.
The current surf forecast for Back Beach at 6AM is: 2.2m 13s primary swell from a West-southwest direction and 0.1m 12s secondary swell from a Northwest direction (forecast issued at 01:00am July 17). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 7ft (2.1m) | 13s |
| Afternoon (17 Jul) | 6ft (1.9m) | 13s |
| Evening (17 Jul) | 5ft (1.6m) | 13s |
Table - waves today at Back Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 40mm), heaviest during Fri afternoon. Very mild (max 19°C on Fri morning, min 13°C on Sun night). Winds decreasing (fresh winds from the W on Sat morning, calm by Sun morning). | ||||||||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
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 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | 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 | 2019 | 1679 | 1490 | 1336 | 1259 | 938 | 825 | 721 | 1171 | 1475 | 3957 | 4607 | 5347 | 9184 | 7660 | 6868 | 6053 | 5119 | 4338 | 3599 | 2756 | 2534 | 2050 | 1787 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | on | on | glassy | on | cross-on | cross | cross-off |
High Tide | 10:51AM0.60m | 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 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:36 | — | — |
mm | 1 | — | — | — | 9 | 27 | 2 | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 18 | 17 | 19 | 17 | 18 | 18 | 19 | 18 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 16 | 16 | 15 |
Feels °C | 18 | 19 | 17 | 18 | 14 | 14 | 13 | 14 | 13 | 11 | 10 | 10 | 10 | 10 | 12 | 12 | 12 | 13 | 13 | 15 | 15 | 13 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | — | WSW 19 | 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 | 2019 | 1679 | 1490 | 1336 | 1259 | 938 | 825 | 721 | 1171 | 1475 | — | 501 | 5347 | 9184 | 7660 | 6868 | 6053 | 5119 | 4338 | 3599 | 2756 | 2534 | 2050 | 1787 |
Swell 2 Height (m) Direction Period (s) | NW 12 | NW 12 | W 12 | W 11 | WNW 7 | — | — | — | — | WSW 22 | — | — | WSW 17 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 6 | 6 | 3 | 2 | 11 | — | — | — | — | 45 | — | — | 2534 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | NW 12 | NW 11 | NW 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 5 | 5 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NW 6 | NW 6 | WNW 6 | W 7 | W 7 | W 7 | WSW 13 | WSW 13 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 34 | 80 | 127 | 255 | 247 | 321 | 3957 | 4607 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 265 | 184 | 0 | 0 | 377 | 377 | 438 | 480 | 480 | 493 | 796 | 1680 | 374 | 493 | 248 | 189 | 189 | 189 | 71 | 3 | 120 | 85 | 3 | 0 |
Best forecast wave conditions in Perth City Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
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