Surf Forecasts:
How big are the waves at Derrs today (15 Jul):
- Morning surf: Morning surf (15 Jul, local time) - 5.5ft (1.7m), 14s period with WSW swell.
- Afternoon surf: Afternoon surf (15 Jul, local time) - 5ft (1.6m), 14s period with WSW swell.
- Evening surf: Evening surf (15 Jul, local time) - 5ft (1.5m), 16s period with WSW swell.
The current surf forecast for Derrs at 7PM is: 1.4m 16s primary swell from a West-southwest direction and 1.1m 13s secondary swell from a West-southwest direction (forecast issued at 01:00pm July 15). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Jul) | 5.5ft (1.7m) | 14s |
| Afternoon (15 Jul) | 5ft (1.6m) | 14s |
| Evening (15 Jul) | 5ft (1.5m) | 16s |
Table - waves today at Derrs. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 44mm), heaviest during Thu afternoon. Warm (max 23°C on Wed afternoon, min 16°C on Fri morning). Winds increasing (light winds from the NE on Thu night, fresh winds from the W by Fri night). | ||||||||||||||||||||||||
Wed 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
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 | 5 AM | 8 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 13 | W 14 | WSW 13 | WSW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 985 | 971 | 1094 | 981 | 1498 | 1479 | 1178 | 1178 | 1209 | 1241 | 1319 | 1415 | 1449 | 1190 | 1058 | 878 | 1011 | 938 | 800 | 800 | 919 | 1977 | 3139 | 3570 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross | on | off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | on | on |
High Tide | 9:41AM0.75m | 10:22AM0.69m | 10:53AM0.60m | |||||||||||||||||||||
Low Tide | 7:05PM-0.00m | 7:32PM0.07m | 7:29PM0.15m | |||||||||||||||||||||
 | | |  | | |  |  | |  |  |  |  | |  | | |  | | |  | | |  | |
 | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — |
 | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | 5:31 |
mm | — | — | — | — | — | — | — | — | — | 3 | 13 | 6 | 2 | 1 | 1 | — | — | 10 | 4 | 2 | — | 1 | 1 | — |
Temp °C | 19 | 23 | 23 | 21 | 20 | 19 | 17 | 17 | 20 | 21 | 17 | 17 | 17 | 18 | 17 | 16 | 17 | 17 | 18 | 17 | 18 | 17 | 17 | 16 |
Feels °C | 13 | 18 | 20 | 18 | 16 | 14 | 12 | 12 | 16 | 16 | 14 | 13 | 16 | 18 | 17 | 15 | 15 | 15 | 14 | 14 | 14 | 12 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 13 | SW 22 | — | WSW 20 |
| kJ | 985 | 971 | 1094 | 981 | 1498 | 1479 | 1178 | 1178 | 1209 | 1241 | 1319 | 1415 | 1449 | 1190 | 1058 | 878 | 1011 | 938 | 800 | 800 | 919 | 18 | — | 152 |
Swell 2 Height (m) Direction Period (s) | WSW 18 | WSW 18 | WSW 13 | WSW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | — | — | — | WSW 14 | WNW 8 | WNW 7 | WNW 7 | WNW 7 | NW 11 | NW 11 | — | — | NW 11 | — | — |
| kJ | 422 | 404 | 402 | 458 | 17 | 17 | 17 | 17 | 17 | — | — | — | 947 | 240 | 181 | 160 | 96 | 5 | 5 | — | — | 5 | — | — |
Swell 3 Height (m) Direction Period (s) | WNW 14 | WNW 14 | WNW 14 | NW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 18 | 18 | 18 | 45 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | NNW 6 | NW 6 | — | NW 6 | NNW 6 | NNW 5 | NW 6 | NW 6 | NW 6 | WNW 7 | WNW 7 | WNW 7 | — | — | — | — | NW 7 | NW 7 | NW 5 | NW 5 | W 14 | WSW 13 | WSW 13 |
| kJ | 29 | 53 | 38 | — | 38 | 47 | 42 | 88 | 148 | 284 | 586 | 655 | 382 | — | — | — | — | 82 | 77 | 64 | 62 | 1977 | 3139 | 3570 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 364 | 368 | 0 | 0 | 261 | 303 | 391 | 397 | 256 | 220 | 221 | 186 | 186 | 299 | 0 | 0 | 45 | 303 | 358 | 391 | 397 | 408 | 408 | 458 |
Best forecast wave conditions in Perth City Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
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