Surf Forecasts:
How big are the waves at Derrs today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 5.5ft (1.7m), 17s period with WSW swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 6.5ft (2.0m), 16s period with WSW swell.
- Evening surf: Evening surf (31 Jul, local time) - 7ft (2.2m), 16s period with WSW swell.
The current surf forecast for Derrs at 3PM is: 2.0m 16s primary swell from a West-southwest direction and 0.4m 3s secondary swell from a North-northwest direction (forecast issued at 07:00am July 31). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 5.5ft (1.7m) | 17s |
| Afternoon (31 Jul) | 6.5ft (2.0m) | 16s |
| Evening (31 Jul) | 7ft (2.2m) | 16s |
Table - waves today at Derrs. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Very mild (max 19°C on Fri afternoon, min 8°C on Sun morning). Wind will be generally light. | |||||||||||||||||||||||
Friday 31 | Saturday 1 | Sunday 2 | |||||||||||||||||||||
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 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1663 | 1588 | 1425 | 1855 | 2542 | 2599 | 2567 | 2419 | 2151 | 1762 | 2560 | 2491 | 2491 | 2810 | 2848 | 2585 | 2243 | 2025 | 1686 | 1614 | 1390 | 1235 | 1151 |
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 | on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-off | cross-off | off | off | off | cross-off | off | cross-off | off |
High Tide | 9:49AM0.62m | 1:06AM0.31m | 10:12AM0.57m | 1:02AM0.35m | 10:31AM0.51m | ||||||||||||||||||
Low Tide | 5:52PM0.12m | 3:04AM0.30m | 5:56PM0.14m | 4:21AM0.31m | 6:01PM0.17m | ||||||||||||||||||
 |  | | | |  | |  | |  | | | | | | | | | | | | | | |
 | 7:07 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — |
 | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:40 | — | — | — | — | — | — | — | 5:42 | — | — |
mm | — | — | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 13 | 17 | 19 | 19 | 18 | 18 | 16 | 15 | 15 | 14 | 15 | 15 | 14 | 12 | 10 | 9 | 8 | 13 | 17 | 19 | 17 | 15 |
Feels °C | 11 | 10 | 14 | 15 | 16 | 15 | 15 | 12 | 11 | 12 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 | 7 | 13 | 17 | 14 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 |
| kJ | 1663 | 1588 | 1425 | 1855 | 2542 | 2599 | 2567 | 2419 | 2151 | 1762 | 2560 | 2491 | 2491 | 2810 | 2848 | 2585 | 2243 | 2025 | 1686 | 1614 | 1390 | 1235 | 1151 |
Swell 2 Height (m) Direction Period (s) | WSW 13 | — | — | — | — | — | — | — | — | SW 7 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 212 | — | — | — | — | — | — | — | — | 231 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | NNW 3 | NW 4 | WNW 4 | W 4 | WSW 5 | SW 6 | — | — | — | — | — | SE 3 | E 3 | E 3 | ENE 3 | ENE 3 | — | — | — | — |
| kJ | — | — | — | 4 | 10 | 19 | 32 | 69 | 161 | — | — | — | — | — | 5 | 5 | 7 | 9 | 8 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 408 | 408 | 261 | 261 | 261 | 186 | 186 | 186 | 186 | 186 | 104 | 13 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Perth City Coast | |||||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||||
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