Surf Forecasts:
How big are the waves at Flat Rocks Beach (WA) today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 8ft (2.5m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 8ft (2.5m), 16s period with SW swell.
- Evening surf: Evening surf (20 Aug, local time) - 7.5ft (2.3m), 16s period with SW swell.
The current surf forecast for Flat Rocks Beach (WA) at 10AM is: 2.5m 16s primary swell from a Southwest direction (forecast issued at 07:00am August 20). The wind direction is predicted to be cross-offshore and the swell rating is 5.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 8ft (2.5m) | 16s |
| Afternoon (20 Aug) | 8ft (2.5m) | 16s |
| Evening (20 Aug) | 7.5ft (2.3m) | 16s |
Table - waves today at Flat Rocks Beach (WA). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Fri afternoon, min 13°C on Thu morning). Mainly fresh winds. | |||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||||||||
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 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 17 | SW 16 | SW 16 | SW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 3868 | 3916 | 3525 | 3438 | 3222 | 2668 | 2653 | 2653 | 2453 | 2285 | 2197 | 1968 | 1915 | 2027 | 1760 | 1526 | 1647 | 1402 | 1163 | 2622 | 1978 | 1513 | 1265 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | off | off | off | glassy | cross-on | cross-on | cross | cross |
High Tide | 2:11AM0.59m | 2:59AM0.59m | 4:10AM0.58m | ||||||||||||||||||||
Low Tide | 4:11PM0.16m | 3:49PM0.14m | 3:50PM0.12m | ||||||||||||||||||||
 |  | | | |  | | | | | | | | | | | | | | | | | | |
 | 6:48 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — |
 | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 13 | 18 | 18 | 18 | 17 | 16 | 16 | 15 | 15 | 21 | 23 | 21 | 20 | 21 | 18 | 17 | 16 | 20 | 20 | 19 | 18 | 17 |
Feels °C | 11 | 10 | 16 | 14 | 13 | 12 | 12 | 11 | 10 | 11 | 18 | 19 | 16 | 17 | 18 | 17 | 16 | 15 | 20 | 17 | 15 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 17 | SW 16 | SW 16 | SW 16 |
| kJ | 3868 | 3916 | 3525 | 3438 | 3222 | 2668 | 2653 | 2653 | 2453 | 2285 | 2197 | 1968 | 1915 | 2027 | 1760 | 1526 | 1647 | 1402 | 1163 | 2622 | 1978 | 1513 | 1265 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | S 26 | SW 24 | SW 24 | — | SSW 5 | SW 19 | SW 19 | SW 18 | SW 18 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 13 | 23 | 87 | — | 37 | 834 | 825 | 921 | 1087 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 22 | SSW 6 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 163 | 33 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | S 5 | — | — | — | — | — | — | — | S 5 | — | — | — | — | — | — | S 4 | SSW 5 | SSW 5 |
| kJ | — | — | — | — | — | 27 | — | — | — | — | — | — | — | 42 | — | — | — | — | — | — | 6 | 31 | 51 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 33 | 32 | 32 | 0 | 0 | 340 | 404 | 404 | 303 | 22 | 30 | 22 | 0 | 0 | 484 | 156 | 0 | 0 | 0 | 0 | 0 | 484 | 521 |
Best forecast wave conditions in North West WA | |||||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||||
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