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 am Sunday 14 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
19.4° C
(Which is 2.1°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 9AM is: 0.8m 4s primary swell from a West-southwest direction and 0.1m 9s secondary swell from a West direction (forecast issued at 03:30am December 14). The wind direction is predicted to be onshore.
| Time (ACDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 2.5ft (0.8m) | 4s |
| Afternoon (14 Dec) | 2.5ft (0.7m) | 5s |
| Evening (14 Dec) | 2.5ft (0.8m) | 5s |
Table - waves today at Aldinga Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| 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) (?) | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 7 | 7 | 3 | 4 | 4 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 16 | 15 | 21 | 24 | 19 | 21 | 13 | 29 | 11 | 6 | 5 | 5 | 5 | 9 | 9 | 5 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | cross- on | cross | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off |
High Tide / height (m) | 8:35AM 1.06 | 1:15AM 1.20 | 2:03PM 0.77 | 3:00AM 1.36 | 4:35PM 0.89 | |||||||||||||||||||
Low Tide / height (m) | 3:54AM 0.93 | 3:59PM 0.63 | 1:33PM 0.77 | 5:39PM 0.76 | 10:52AM 0.58 | 8:39PM 0.76 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| Sunrise | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 8:24 | - | - | - | - | - | - | - | 8:25 | - | - | - | - | - | - | - | 8:27 | - |
 | |  |  | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 14 | 15 | 17 | 19 | 19 | 14 | 12 | 12 | 11 | 12 | 16 | 17 | 16 | 14 | 12 | 12 | 12 | 12 | 18 | 23 | 25 | 21 | 15 |
| Feels °C (?) | 10 | 11 | 12 | 13 | 14 | 13 | 8 | 7 | 9 | 8 | 8 | 11 | 11 | 10 | 8 | 7 | 7 | 8 | 7 | 14 | 21 | 21 | 17 | 12 |
- 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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