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Derrs Surf Forecast
/ WA – Perth City (29 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
Derrs surfForecast / WA – Perth City / Australia
48hr Weather and Surf, issued 7 pm Saturday 30 May 2026 AWSTForecast update in hr min s Forecast update imminent
Derrs surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Derrs sea temperature is
20.5° C
(Which is slightly cooler than normal)How big are the waves at Derrs today (31 May):
- Morning surf: Morning surf (31 May, local time) - 16ft (5.0m), 10s period with W swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 20ft (6.0m), 12s period with W swell.
- Evening surf: Evening surf (31 May, local time) - 23ft (7.0m), 14s period with W swell.
The current surf forecast for Derrs at 2AM is: 3.5m 8s primary swell from a West-northwest direction and 0.9m 13s secondary swell from a Southwest direction (forecast issued at 07:00pm May 30). The wind direction is predicted to be cross-shore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 16ft (5.0m) | 10s |
| Afternoon (31 May) | 20ft (6.0m) | 12s |
| Evening (31 May) | 23ft (7.0m) | 14s |
Table - waves today at Derrs. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 31mm), heaviest during Sun night. Warm (max 21°C on Sat night, min 16°C on Sun morning). Winds decreasing (gales from the W on Sun night, light winds from the WSW by Mon night). | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 14 | SW 13 | NW 7 | WNW 8 | WNW 9 | W 10 | W 11 | W 11 | W 12 | W 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | |
431 | 412 | 831 | 1701 | 3373 | 4137 | 5785 | 7716 | 11406 | 15921 | 17745 | 15190 | 11611 | 8851 | 6731 | 5003 | 3775 | 2999 | 2186 | 1751 | 1402 | 843 | 916 | 397 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | on | |
High Tide | 8:34AM0.68m | 9:01AM0.68m | 9:28AM0.68m | |||||||||||||||||||||
Low Tide | 5:37PM0.08m | 6:09PM0.07m | 6:44PM0.07m | |||||||||||||||||||||
 |  | | |  |  | | | |  | | | |  | |  | |  | | | | | | | |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — |
 | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:21 | — | — | — | — | — | — | 5:21 |
4 | 2 | 2 | 3 | 2 | 1 | 1 | 2 | 2 | 1 | 3 | 4 | 1 | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | |
Temp °C | 17 | 20 | 21 | 20 | 19 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 17 | 18 | 17 | 18 | 18 | 19 | 18 |
13 | 15 | 15 | 13 | 10 | 7 | 5 | 4 | 4 | 4 | 7 | 8 | 9 | 11 | 12 | 12 | 14 | 13 | 14 | 13 | 14 | 13 | 13 | 12 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 13 | SW 13 | SW 13 | — | — | — | — | — | — | — | — | — | — | — | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | SW 14 | WSW 14 | WSW 11 |
 kJ | 431 | 412 | 295 | 299 | — | — | — | — | — | — | — | — | — | — | — | 5003 | 3775 | 2999 | 2186 | 1751 | 1402 | 272 | 140 | 397 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 20 | WSW 20 | WSW 20 | SW 13 | SW 18 | SW 18 |
| kJ | 33 | 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 38 | 37 | 38 | 28 | 84 | 81 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 20 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 15 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 4 | N 5 | NW 7 | WNW 8 | WNW 9 | W 10 | W 11 | W 11 | W 12 | W 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | — | — | — | — | — | W 10 | WSW 11 | WSW 11 | W 6 |
| kJ | 15 | 74 | 831 | 1701 | 3373 | 4137 | 5785 | 7716 | 11406 | 15921 | 17745 | 15190 | 11611 | 8851 | 6731 | — | — | — | — | — | 308 | 843 | 916 | 181 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 299 | 268 | 220 | 358 | 1635 | 1635 | 1635 | 1763 | 1635 | 2014 | 2014 | 1635 | 2171 | 2418 | 2420 | 2418 | 220 | 186 | 334 | 334 | 397 | 458 | 458 | 654 |
Best forecast wave conditions in Perth City Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
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