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:
Nanwan Beach (South Bay) surfForecast / South / Taiwan
48hr Weather and Surf, issued 7 pm Friday 12 Dec 2025 CSTForecast update in hr min s Forecast update imminent
Nanwan Beach (South Bay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nanwan Beach (South Bay) sea temperature is
26.2° C
(Which is 1.2°C warmer than normal for this time of year)| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 3.5ft (1.0m) | 10s |
| Afternoon (13 Dec) | 3.5ft (1.0m) | 10s |
| Evening (13 Dec) | - | - |
Table - waves today at Nanwan Beach (South Bay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 7 | 7 | 8 | 10 | 10 | 10 | 10 | 10 | 7 | 8 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 165 | 0 | 0 | 0 | 220 | 200 | 0 | 186 | 190 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 2:23PM 0.67 | 12:59AM 0.78 | 2:57PM 0.76 | 2:25AM 0.68 | 3:27PM 0.86 | 3:47AM 0.62 | ||||||||||||||||||
Low Tide / height (m) | 6:57PM 0.56 | 8:03AM 0.35 | 9:02PM 0.50 | 8:31AM 0.39 | 10:21PM 0.41 | 8:56AM 0.43 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:26 | - | - |
| Sunset | 5:14 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - |
 |  |  | | |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 24 | 23 | 23 | 23 | 23 | 25 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 20 | 21 |
| Feels °C (?) | 21 | 20 | 20 | 21 | 22 | 21 | 23 | 24 | 23 | 19 | 17 | 15 | 13 | 10 | 10 | 9 | 8 | 8 | 9 | 9 | 10 | 9 | 12 | 14 |
- 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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