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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 1 pm Saturday 18 Apr 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
21.8° C
(Which is slightly cooler than normal)How big are the waves at Derrs today?
The current surf forecast for Derrs at 7PM is: 2.2m 11s primary swell from a West-southwest direction and 0.7m 16s secondary swell from a Southwest direction (forecast issued at 01:00pm April 18). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 8ft (2.4m) | 11s |
| Afternoon (18 Apr) | 7.5ft (2.3m) | 11s |
| Evening (18 Apr) | 7ft (2.1m) | 11s |
Table - waves today at Derrs. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 15 | 15 | 8 | 11 | 12 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1436 | 1261 | 1101 | 1008 | 885 | 817 | 680 | 712 | 1376 | 1357 | 1212 | 1204 | 1045 | 1014 | 1014 | 1094 | 1045 | 875 | 1753 | 1453 | 2064 | 4119 | 4064 | 4389 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | glass | cross- off | cross- off | glass | on | cross- on | cross- on | cross- on | cross | glass | cross- off | cross- on | cross- on | cross- on | cross- on | on | on | on | cross- on |
High Tide / height (m) | 9:29AM 0.66 | 9:54AM 0.71 | 10:24AM 0.73 | |||||||||||||||||||||
Low Tide / height (m) | 5:57PM 0.07 | 7:19PM 0.05 | 9:36PM 0.04 | |||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:41 |
| Sunset | - | - | 5:53 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - |
 |  | |  | | | | | | | | | | | | | | | |  |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 4 | - | - | - |
| Temp. °C | 19 | 19 | 18 | 18 | 17 | 16 | 15 | 14 | 17 | 18 | 17 | 17 | 17 | 16 | 15 | 15 | 19 | 20 | 20 | 20 | 17 | 16 | 17 | 16 |
| Feels °C (?) | 16 | 16 | 15 | 16 | 15 | 15 | 13 | 12 | 16 | 15 | 14 | 14 | 15 | 15 | 14 | 14 | 16 | 15 | 14 | 13 | 8 | 7 | 9 | 8 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Derrs surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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