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Surf Forecasts:
Radar Reef surfForecast / WA – Rottnest Island / Australia
48hr Weather and Surf, issued 7 am Wednesday 10 Dec 2025 AWSTForecast update in hr min s Forecast update imminent
Radar Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Radar Reef sea temperature is
20.9° C
(Which is slightly warmer than usual)How big are the waves at Radar Reef today?
The current surf forecast for Radar Reef at 11AM is: 1.4m 13s primary swell from a West-southwest direction (forecast issued at 07:00am December 10). The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 4.5ft (1.4m) | 13s |
| Afternoon (10 Dec) | 4.5ft (1.3m) | 13s |
| Evening (10 Dec) | 4.5ft (1.3m) | 13s |
Table - waves today at Radar Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Sat 13 | |||||||||||||||||||||
| 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 | 5 PM | 8 PM | 11 PM | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 8 | 8 | 8 | 8 | 12 | 12 | 12 | 12 | 8 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 951 | 760 | 649 | 615 | 933 | 624 | 615 | 528 | 491 | 679 | 712 | 773 | 1131 | 717 | 497 | 322 | 373 | 305 | 365 | 1240 | 1358 | 414 | 939 | 671 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | on | on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | on | on | cross- on | cross | cross- on | cross | cross | cross- on | cross- on | cross- on | cross | cross | cross- off |
High Tide / height (m) | 10:38PM 0.63 | 9:24PM 0.53 | 8:12PM 0.48 | |||||||||||||||||||||
Low Tide / height (m) | 10:22AM 0.25 | 10:18AM 0.27 | 9:15AM 0.28 | |||||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Sat 13 | |||||||||||||||||||||
| Sunrise | - | 5:03 | - | - | - | - | - | - | - | 5:05 | - | - | - | - | - | - | - | 5:05 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 7:15 | - | - | - | - | - | - | - | 7:16 | - | - | - | - | - | - | - | 7:16 | - | - | - |
 |  | | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 21 | 21 | 20 | 20 | 21 | 21 | 21 | 21 | 20 | 20 | 21 | 22 | 21 | 19 | 18 | 19 | 23 | 23 | 22 | 28 | 24 | 20 |
| Feels °C (?) | 14 | 15 | 18 | 16 | 15 | 16 | 17 | 18 | 19 | 19 | 16 | 15 | 16 | 14 | 16 | 13 | 11 | 13 | 18 | 17 | 15 | 24 | 18 | 14 |
- 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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