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:
Tunkalilla surfForecast / SA – Adelaide / Australia
48hr Weather and Surf, issued 3 am Saturday 13 Dec 2025 ACDTForecast update in hr min s Forecast update imminent
Tunkalilla surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tunkalilla sea temperature is
17.9° C
(Which is slightly warmer than usual)How big are the waves at Tunkalilla today?
The current surf forecast for Tunkalilla at 8AM is: 0.8m 12s primary swell from a South direction and 0.5m 16s secondary swell from a South direction, 1.3m 6s secondary swell from a South direction (forecast issued at 03:30am December 13). The wind direction is predicted to be onshore.
| Time (ACDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 2.5ft (0.8m) | 13s |
| Afternoon (13 Dec) | 3.5ft (1.1m) | 14s |
| Evening (13 Dec) | 3.5ft (1.0m) | 13s |
Table - waves today at Tunkalilla. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| 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 | 13 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 193 | 190 | 193 | 206 | 496 | 469 | 340 | 340 | 330 | 247 | 190 | 187 | 1275 | 4518 | 3508 | 3562 | 3282 | 2647 | 2384 | 2139 | 1883 | 1777 | 1581 | 1764 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on | on | on | on |
High Tide / height (m) | 8:31AM 1.06 | 10:43PM 0.96 | 8:21AM 0.87 | 1:12AM 1.02 | ||||||||||||||||||||
Low Tide / height (m) | 2:41AM 0.64 | 3:34PM 0.39 | 4:12AM 0.79 | 3:59PM 0.48 | 4:27PM 0.58 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 8:25 | - | - | - | - | - | - | - | 8:27 | - | - | - | - | - | - | - | 8:27 | - |
 | |  | | | | |  | | |  | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 16 | 15 | 17 | 17 | 17 | 15 | 14 | 14 | 13 | 15 | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 13 | 14 | 15 | 14 | 13 | 12 |
| Feels °C (?) | 11 | 12 | 11 | 13 | 12 | 13 | 11 | 10 | 11 | 9 | 11 | 10 | 10 | 9 | 8 | 7 | 8 | 8 | 9 | 9 | 10 | 8 | 7 | 6 |
- 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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