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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 Tuesday 19 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
20.8° C
(Which is slightly cooler than normal)How big are the waves at Derrs today?
The current surf forecast for Derrs at 3AM is: 1.7m 15s primary swell from a West-southwest direction (forecast issued at 07:00pm May 19). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 5ft (1.6m) | 14s |
| Afternoon (20 May) | 5ft (1.6m) | 14s |
| Evening (20 May) | 3.5ft (1.0m) | 16s |
Table - waves today at Derrs. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 22°C on Wed afternoon, min 13°C on Fri morning). Winds increasing (light winds from the SE on Wed night, fresh winds from the S by Thu night). | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
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 |  |    |    |    | ||||||||||||||||||||
WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 16 | WSW 16 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | SW 13 | WSW 13 | WSW 13 | |
815 | 1225 | 1208 | 1145 | 1208 | 1072 | 1010 | 1010 | 982 | 463 | 463 | 1010 | 1159 | 1301 | 1370 | 1504 | 1538 | 1258 | 943 | 1370 | 1235 | 1094 | 918 | 772 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross | cross-on | |
High Tide | 10:54AM0.72m | 11:27AM0.65m | 11:36AM0.57m | |||||||||||||||||||||
Low Tide | 9:19PM-0.02m | 10:35PM0.01m | 11:32PM0.06m | |||||||||||||||||||||
 |  | | | | |  |  | |  | | |  | | | | | | | | | | | | |
 | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — |
 | 5:27 | — | — | — | — | — | — | — | 5:25 | — | — | — | — | — | — | — | 5:25 | — | — | — | — | — | — | 5:24 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 21 | 20 | 18 | 17 | 17 | 21 | 22 | 21 | 21 | 20 | 19 | 19 | 18 | 19 | 19 | 19 | 18 | 16 | 15 | 14 | 13 | 16 | 17 |
20 | 18 | 16 | 13 | 12 | 13 | 18 | 19 | 19 | 18 | 18 | 16 | 17 | 15 | 16 | 16 | 15 | 13 | 11 | 10 | 10 | 9 | 12 | 12 | |
Swell 1 Height (m) Direction Period (s) | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | SW 13 | WSW 13 | WSW 13 |
 kJ | 815 | 1225 | 1208 | 1145 | 1208 | 1072 | 1010 | 1010 | 982 | 437 | 437 | 1010 | 1159 | 1301 | 1370 | 1504 | 1538 | 1258 | 943 | 1370 | 1235 | 1094 | 918 | 772 |
Swell 2 Height (m) Direction Period (s) | SW 11 | WSW 10 | WSW 11 | — | — | — | — | NNW 4 | NNW 3 | WSW 16 | WSW 16 | — | — | — | — | — | — | — | SW 8 | SW 7 | SW 7 | — | — | — |
| kJ | 273 | 173 | 218 | — | — | — | — | 2 | 1 | 463 | 463 | — | — | — | — | — | — | — | 255 | 147 | 147 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | NNE 3 | N 3 | NNW 3 | NNW 3 | — | — | — | — | — | — | — | — | SSW 3 | — | SSW 5 | S 5 | S 5 | SSE 4 | SE 4 | — | — |
| kJ | — | — | — | 2 | 4 | 3 | 2 | — | — | — | — | — | — | — | — | 3 | — | 63 | 49 | 47 | 29 | 8 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 48 | 0 | 0 | 81 | 186 | 0 | 0 | 45 | 46 | 0 | 0 | 0 | 0 | 13 | 434 | 489 | 186 | 186 | 186 | 186 | 27 | 0 | 187 | 186 |
Best forecast wave conditions in Perth City Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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