Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
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Surf Forecasts:
D'Estrees Bay surfForecast / SA – Kangaroo Island / Australia
48hr Weather and Surf, issued 3 am Thursday 11 Dec 2025 ACDTForecast update in hr min s Forecast update imminent
D'Estrees Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's D'Estrees Bay sea temperature is
17.1° C
(Which is slightly warmer than usual)How big are the waves at D'Estrees Bay today?
The current surf forecast for D'Estrees Bay at 11AM is: 1.7m 12s primary swell from a South-southwest direction and 1.5m 6s secondary swell from a Southeast direction (forecast issued at 03:30am December 11). The wind direction is predicted to be onshore.
| Time (ACDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 5ft (1.6m) | 12s |
| Afternoon (11 Dec) | 5.5ft (1.7m) | 12s |
| Evening (11 Dec) | 5ft (1.6m) | 13s |
Table - waves today at D'Estrees Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 16 | 14 | 14 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 871 | 813 | 813 | 727 | 813 | 826 | 867 | 799 | 824 | 837 | 824 | 734 | 640 | 587 | 965 | 1213 | 1299 | 1439 | 377 | 834 | 969 | 1490 | 1380 | 711 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | on | on | on | on | on | glass | on | on | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off |
High Tide / height (m) | 3:23AM 1.01 | 2:37PM 0.66 | 3:39AM 0.91 | 3:28PM 0.60 | 3:43AM 0.81 | |||||||||||||||||||
Low Tide / height (m) | 9:51AM 0.45 | 8:36PM 0.28 | 10:25AM 0.43 | 8:45PM 0.43 | 11:14AM 0.43 | |||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | 5:56 | - | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - | 5:56 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 8:28 | - | - | - | - | - | - | - | 8:29 | - | - | - | - | - | - | - | 8:30 | - |
 | |  |  | |  | |  | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 14 | 15 | 16 | 17 | 18 | 16 | 16 | 16 | 17 | 20 | 25 | 27 | 24 | 18 | 16 | 15 | 15 | 15 | 16 | 16 | 16 | 14 | 14 |
| Feels °C (?) | 8 | 9 | 10 | 12 | 14 | 14 | 12 | 13 | 14 | 16 | 20 | 23 | 24 | 21 | 14 | 12 | 10 | 10 | 10 | 12 | 12 | 11 | 9 | 10 |
- 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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