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:
Long Beach surfForecast / SA – East Coast / Australia
48hr Weather and Surf, issued 9 pm Monday 15 Dec 2025 ACDTForecast update in hr min s Forecast update imminent
Long Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Long Beach sea temperature is
18.1° C
(Which is 2.0°C warmer than normal for this time of year)How big are the waves at Long Beach today?
The current surf forecast for Long Beach at 11PM is: 3.0m 12s primary swell from a Southwest direction and 0.2m 20s secondary swell from a West-southwest direction (forecast issued at 09:30pm December 15). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (ACDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | - | - |
| Afternoon (15 Dec) | - | - |
| Evening (15 Dec) | 10ft (3.0m) | 12s |
Table - waves today at Long Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Mon 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 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 | 1 PM | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 15 | 14 | 14 | 13 | 12 | 15 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2665 | 2379 | 2078 | 1713 | 872 | 822 | 637 | 530 | 426 | 609 | 296 | 268 | 204 | 204 | 166 | 115 | 117 | 104 | 167 | 155 | 261 | 220 | 174 | 434 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross | cross | cross- off | cross- off | off | off | cross- off | cross- on | on | cross- on | cross- off | cross- off | off | cross- off | cross- off | cross- on | on | cross- on |
High Tide / height (m) | 11:56PM 0.09 | 12:14AM 0.11 | 9:57AM 0.05 | 12:34AM 0.12 | 11:09AM 0.05 | |||||||||||||||||||
Low Tide / height (m) | 3:41PM 0.03 | 8:46AM 0.05 | 4:27PM 0.02 | 8:29AM 0.04 | ||||||||||||||||||||
Mon 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - |
| Sunset | 8:25 | - | - | - | - | - | - | - | 8:27 | - | - | - | - | - | - | - | 8:27 | - | - | - | - | - | - | - |
 |  | | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 11 | 10 | 10 | 9 | 15 | 17 | 18 | 16 | 18 | 17 | 17 | 19 | 26 | 26 | 27 | 22 | 22 | 22 | 22 | 23 | 28 | 28 | 28 |
| Feels °C (?) | 7 | 6 | 6 | 7 | 6 | 12 | 12 | 13 | 11 | 14 | 13 | 14 | 16 | 23 | 21 | 22 | 19 | 19 | 19 | 19 | 19 | 23 | 24 | 25 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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