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Surf Forecasts:
Radar Reef surfForecast / WA – Rottnest Island / Australia
48hr Weather and Surf, issued 1 am Sunday 14 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
21.4° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Radar Reef today?
The current surf forecast for Radar Reef at 4AM is: 1.2m 11s primary swell from a Southwest direction and 0.2m 15s secondary swell from a West-southwest direction (forecast issued at 01:00am December 14). An open ocean swell of 0.6m 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 (14 Dec) | 3.5ft (1.0m) | 11s |
| Afternoon (14 Dec) | 3ft (0.9m) | 11s |
| Evening (14 Dec) | 3ft (0.9m) | 11s |
Table - waves today at Radar Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 16 | 15 | 15 | 15 | 14 | 15 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 173 | 396 | 317 | 247 | 186 | 186 | 170 | 193 | 204 | 215 | 215 | 215 | 215 | 211 | 193 | 151 | 146 | 220 | 204 | 196 | 242 | 478 | 326 | 273 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- off | cross- off | off | off | cross- off | cross- off | cross | cross- on | cross- off | glass | cross- on | on | on | cross- on | on | on | on | cross- on |
High Tide / height (m) | 6:13PM 0.61 | 6:34PM 0.73 | 7:01PM 0.85 | |||||||||||||||||||||
Low Tide / height (m) | 6:28AM 0.22 | 5:32AM 0.22 | 4:53AM 0.23 | |||||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:05 | - | - | - | - | - | - | - | 5:05 | - | - | - | - | - | - | - | 5:05 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:19 | - | - | - | - | - | - | - | 7:19 | - | - | - | - | - | - | - | 7:20 | - |
 | | |  |  |  |  | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | 1 | 8 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 30 | 26 | 24 | 26 | 31 | 31 | 22 | 25 | 25 | 25 | 25 | 26 | 24 | 22 | 22 | 22 | 22 | 21 | 20 | 20 | 20 | 21 | 21 | 20 |
| Feels °C (?) | 23 | 20 | 19 | 22 | 27 | 27 | 13 | 19 | 19 | 21 | 24 | 24 | 22 | 21 | 24 | 24 | 22 | 23 | 21 | 21 | 21 | 22 | 19 | 18 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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