Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Derrs surfForecast / WA – Perth City / Australia
48hr Weather and Surf, issued 7 pm Wednesday 31 Dec 2025 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
21.7° C
(Which is slightly warmer than usual)How big are the waves at Derrs today?
The current surf forecast for Derrs at 8AM is: 0.5m 20s primary swell from a Southwest direction and 0.7m 7s secondary swell from a Southwest direction, 0.6m 11s secondary swell from a Southwest direction (forecast issued at 07:00pm December 31). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jan) | 1.5ft (0.5m) | 20s |
| Afternoon (01 Jan) | 3.5ft (1.0m) | 18s |
| Evening (01 Jan) | 5ft (1.5m) | 16s |
Table - waves today at Derrs. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 31 | Thursday 01 | Friday 02 | Saturday 03 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 20 | 19 | 18 | 17 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 145 | 121 | 121 | 119 | 92 | 198 | 384 | 628 | 772 | 1172 | 1239 | 1087 | 979 | 1393 | 1374 | 742 | 731 | 581 | 525 | 444 | 501 | 431 | 424 | 353 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross- off | off | off | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- on | cross- on |
High Tide / height (m) | 6:57PM 0.72 | 7:41PM 0.77 | 8:26PM 0.80 | |||||||||||||||||||||
Low Tide / height (m) | 4:38AM -0.05 | 5:22AM -0.08 | 6:09AM -0.08 | |||||||||||||||||||||
Wednesday 31 | Thursday 01 | Friday 02 | Saturday 03 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:16 | - | - |
| Sunset | 7:24 | - | - | - | - | - | - | - | 7:24 | - | - | - | - | - | - | - | 7:24 | - | - | - | - | - | - | - |
 |  | | | | | |  | | | | | | | |  | | |  |  | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 22 | 22 | 22 | 21 | 26 | 31 | 26 | 24 | 22 | 21 | 21 | 21 | 23 | 25 | 24 | 23 | 22 | 24 | 23 | 21 | 23 | 25 | 25 |
| Feels °C (?) | 20 | 18 | 19 | 19 | 17 | 22 | 27 | 21 | 19 | 19 | 20 | 20 | 19 | 21 | 22 | 21 | 20 | 20 | 23 | 21 | 19 | 21 | 22 | 22 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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