
Surf Forecasts:
How big are the waves at Back Beach today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 8ft (2.5m), 15s period with WSW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 8ft (2.5m), 15s period with WSW swell.
- Evening surf: Evening surf (21 Sep, local time) - 8ft (2.5m), 15s period with WSW swell.
The current surf forecast for Back Beach at 6AM is: 2.5m 15s primary swell from a West-southwest direction (forecast issued at 01:00am September 21). The wind direction is predicted to be cross-offshore and the swell rating is 5.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 8ft (2.5m) | 15s |
| Afternoon (21 Sep) | 8ft (2.5m) | 15s |
| Evening (21 Sep) | 8ft (2.5m) | 15s |
Table - waves today at Back Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Mon morning, min 14°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||||||||
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) | SW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | SW 12 |
Wave Graph | ||||||||||||||||||||||||
3118 | 3245 | 3199 | 3316 | 3316 | 3079 | 3089 | 2997 | 2615 | 2147 | 1927 | 1724 | 1724 | 1960 | 2181 | 2091 | 1973 | 1697 | 1449 | 1309 | 1289 | 1100 | 928 | 980 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | on | cross-on | on | on | cross-on | cross-off | cross | cross | cross-on | on | cross-on | cross-on | cross-on |
High Tide | 5:07AM0.53m | 6:12AM0.54m | 7:02AM0.54m | 10:06PM0.35m | ||||||||||||||||||||
Low Tide | 3:01PM0.10m | 3:10PM0.11m | 3:15PM0.13m | |||||||||||||||||||||
— | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | |
— | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:15 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 14 | 18 | 18 | 18 | 16 | 16 | 16 | 15 | 15 | 18 | 18 | 18 | 17 | 17 | 16 | 14 | 15 | 17 | 18 | 17 | 16 | 16 |
Feels °C | 13 | 12 | 12 | 17 | 15 | 14 | 12 | 14 | 14 | 14 | 14 | 16 | 15 | 15 | 15 | 16 | 15 | 12 | 14 | 15 | 15 | 13 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | SW 12 |
3118 | 3245 | 3199 | 3316 | 3316 | 3079 | 3089 | 2997 | 2615 | 2147 | 1927 | 1724 | 1724 | 1960 | 2181 | 2091 | 1973 | 1697 | 1449 | 1309 | 1289 | 1100 | 928 | 980 | |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 18 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 31 | — | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | S 4 | S 4 | S 4 | S 4 | — | — | — | — | — | — | — | — | — | — | — | SSW 4 | SSW 4 | — |
— | — | — | — | — | — | 15 | 17 | 12 | 9 | — | — | — | — | — | — | — | — | — | — | — | 20 | 23 | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 120 | 265 | 265 | 255 | 255 | 71 | 3 | 3 | 120 | 265 | 184 | 111 | 50 | 0 | 3 | 3 | 184 | 289 | 289 | 265 | 184 |
Best forecast wave conditions in Perth City Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)












