Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
Aldinga Beach surfForecast / SA – Adelaide / Australia
48hr Weather and Surf, issued 3 pm Tuesday 16 Dec 2025 ACDTForecast update in hr min s Forecast update imminent
Aldinga Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aldinga Beach sea temperature is
19.0° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Aldinga Beach today?
The current surf forecast for Aldinga Beach at 7PM is: 0.1m 7s primary swell from a West direction (forecast issued at 03:30pm December 16). The wind direction is predicted to be cross-shore.
| Time (ACDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | - | - |
| Afternoon (16 Dec) | 0.5ft (0.1m) | 7s |
| Evening (16 Dec) | 0.5ft (0.1m) | 7s |
Table - waves today at Aldinga Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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 | 1 AM | 4 AM | 7 AM | 10 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | — | — | — | — | — | |||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 7 | 7 | 11 | 10 | 10 | 2 | - | - | 2 | 3 | 3 | 3 | 3 | - | - | - | 3 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | cross | cross- off | cross- off | off | cross- off | cross | cross- on | on | cross- on | cross- off | cross- off | off | cross- off | cross | cross | glass | on | cross- off | cross- off | glass | cross | on |
High Tide / height (m) | 4:35PM 0.89 | 3:44AM 1.53 | 5:02PM 1.00 | 4:18AM 1.70 | 5:25PM 1.10 | 4:49AM 1.84 | ||||||||||||||||||
Low Tide / height (m) | 10:52AM 0.58 | 8:39PM 0.76 | 11:05AM 0.39 | 9:39PM 0.69 | 11:26AM 0.23 | 10:18PM 0.59 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - | 5:56 | - |
| Sunset | - | - | 8:27 | - | - | - | - | - | - | - | 8:27 | - | - | - | - | - | - | - | 8:28 | - | - | - | - | - |
 | | |  | | | | | | | | | | | | | | | | |  | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 23 | 22 | 18 | 19 | 20 | 23 | 26 | 28 | 30 | 30 | 25 | 23 | 23 | 27 | 30 | 33 | 33 | 29 | 29 | 27 | 26 | 25 | 26 |
| Feels °C (?) | 18 | 20 | 18 | 15 | 16 | 17 | 20 | 23 | 24 | 26 | 26 | 21 | 19 | 19 | 24 | 26 | 29 | 32 | 26 | 26 | 24 | 24 | 24 | 25 |
- 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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