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:
Southport Main Beach surfForecast / QLD – Gold Coast / Australia
48hr Weather and Surf, issued 3 am Monday 15 Dec 2025 AESTForecast update in hr min s Forecast update imminent
Southport Main Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Southport Main Beach sea temperature is
25.3° C
(Which is normal for this time of year)How big are the waves at Southport Main Beach today?
The current surf forecast for Southport Main Beach at 10AM is: 0.8m 8s primary swell from a East direction and 0.5m 5s secondary swell from a Northeast direction, 0.9m 5s secondary swell from a North direction (forecast issued at 03:00am December 15). The wind direction is predicted to be cross-shore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 2.5ft (0.8m) | 8s |
| Afternoon (15 Dec) | 3.5ft (1.0m) | 8s |
| Evening (15 Dec) | 2.5ft (0.7m) | 8s |
Table - waves today at Southport Main Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| 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) (?) | 9 | 5 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 74 | 73 | 66 | 80 | 104 | 127 | 84 | 63 | 48 | 51 | 83 | 116 | 192 | 247 | 331 | 331 | 337 | 310 | 302 | 336 | 314 | 268 | 214 | 254 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 5:19AM 1.24 | 4:50PM 1.07 | 6:02AM 1.34 | 5:40PM 1.04 | 6:41AM 1.43 | 6:26PM 1.03 | ||||||||||||||||||
Low Tide / height (m) | 10:30PM 0.32 | 11:20AM 0.57 | 11:08PM 0.29 | 12:14PM 0.53 | 11:45PM 0.26 | 1:00PM 0.48 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| Sunrise | - | - | 4:43 | - | - | - | - | - | - | - | 4:43 | - | - | - | - | - | - | - | 4:43 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:38 | - | - |
 | |  | | |  |  | |  | |  | | |  |  | | |  |  | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 3 | 5 | 5 | 3 | 1 | 1 | - | - | - |
| Temp. °C | 24 | 23 | 24 | 28 | 27 | 25 | 24 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 22 | 22 | 22 | 22 | 21 | 23 | 23 | 22 | 21 |
| Feels °C (?) | 25 | 24 | 25 | 29 | 28 | 24 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 20 | 21 | 20 | 21 | 21 | 20 | 19 | 20 | 19 | 20 | 20 |
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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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