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Back Beach Surf Forecast
/ WA – Perth City (29 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
Back Beach surfForecast / WA – Perth City / Australia
48hr Weather and Surf, issued 7 am Tuesday 12 May 2026 AWSTForecast update in hr min s Forecast update imminent
Back Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Back Beach sea temperature is
21.1° C
(Which is slightly cooler than normal)How big are the waves at Back Beach today?
The current surf forecast for Back Beach at 1PM is: 1.7m 13s primary swell from a West-southwest direction and 0.5m 17s secondary swell from a West-southwest direction (forecast issued at 07:00am May 12). An open ocean swell of 0.4m 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 (12 May) | 5ft (1.6m) | 13s |
| Afternoon (12 May) | 6ft (1.8m) | 13s |
| Evening (12 May) | 7ft (2.2m) | 14s |
Table - waves today at Back Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Thu morning. Warm (max 24°C on Tue morning, min 17°C on Thu afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 13 | WSW 13 | WSW 12 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | 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 | |
651 | 710 | 766 | 917 | 1144 | 2020 | 2259 | 3465 | 4545 | 4810 | 4940 | 4966 | 4504 | 3835 | 3504 | 3196 | 3197 | 2913 | 2742 | 2662 | 2515 | 2421 | 2231 | 1999 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | off | cross-off | cross-on | cross-on | cross-off | cross-off | off | off | cross-off | cross-off | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | |
High Tide | 7:43AM0.45m | 6:16PM0.37m | 7:36AM0.50m | 8:01PM0.33m | 7:45AM0.57m | 10:09PM0.30m | ||||||||||||||||||
Low Tide | 2:19PM0.33m | 00:22AM0.23m | 2:57PM0.24m | 00:21AM0.27m | 3:43PM0.14m | 11:45PM0.30m | ||||||||||||||||||
 |  | | | | | | | | |  | |  |  | | |  | |  | | | | | | |
 | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | 6:56 |
 | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:32 | — | — | — | — | — | — | — | 5:31 | — | — | 5:31 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | |
Temp °C | 20 | 19 | 24 | 23 | 22 | 21 | 21 | 20 | 20 | 19 | 22 | 22 | 21 | 21 | 20 | 19 | 19 | 19 | 19 | 18 | 17 | 18 | 18 | 17 |
16 | 14 | 20 | 19 | 20 | 20 | 18 | 16 | 16 | 15 | 18 | 19 | 20 | 20 | 19 | 20 | 19 | 18 | 16 | 14 | 12 | 14 | 14 | 13 | |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 12 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | 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 |
 kJ | 651 | 710 | 766 | 917 | 1144 | 2020 | 2259 | 3465 | 4545 | 4810 | 4940 | 4966 | 4504 | 3835 | 3504 | 3196 | 3197 | 2913 | 2742 | 2662 | 2515 | 2421 | 2231 | 1999 |
Swell 2 Height (m) Direction Period (s) | NW 5 | W 18 | WSW 17 | WSW 16 | WSW 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 25 | 100 | 208 | 376 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NNW 5 | NNW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 9 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 374 | 255 | 0 | 0 | 3 | 3 | 71 | 225 | 493 | 240 | 240 | 178 | 178 | 178 | 178 | 189 | 326 | 515 | 265 | 265 | 515 |
Best forecast wave conditions in Perth City Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Back Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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