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:
Aoura surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 am Wednesday 17 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Aoura surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aoura sea temperature is
21.5° C
(Which is normal for this time of year)How big are the waves at Aoura today?
The current surf forecast for Aoura at 9AM is: 0.4m 8s primary swell from a East-southeast direction and 0.1m 15s secondary swell from a East direction (forecast issued at 02:00am December 17). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 1.5ft (0.4m) | 8s |
| Afternoon (17 Dec) | 1.5ft (0.4m) | 8s |
| Evening (17 Dec) | 1.5ft (0.4m) | 9s |
Table - waves today at Aoura. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 8 | 6 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 42 | 41 | 28 | 28 | 28 | 28 | 30 | 30 | 30 | 24 | 107 | 33 | 33 | 31 | 30 | 29 | 29 | 31 | 31 | 32 | 32 | 33 | 32 | 32 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 5:15AM 1.56 | 4:04PM 1.66 | 5:53AM 1.65 | 4:40PM 1.71 | 6:29AM 1.71 | 5:15PM 1.74 | ||||||||||||||||||
Low Tide / height (m) | 10:26PM 0.33 | 10:31AM 0.95 | 11:01PM 0.21 | 11:13AM 0.95 | 11:35PM 0.12 | 11:50AM 0.94 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:12 | - | - | - | - | - | - | - | 5:13 | - | - | - | - | - | - | - | 5:13 | - | - |
 | | |  |  | | | | |  | | | | | | | | | | |  | |  |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 |
| Temp. °C | 12 | 12 | 13 | 14 | 17 | 19 | 16 | 14 | 11 | 11 | 11 | 12 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 15 | 17 | 17 | 17 | 18 |
| Feels °C (?) | 10 | 9 | 10 | 11 | 14 | 14 | 13 | 11 | 7 | 8 | 8 | 9 | 10 | 12 | 12 | 11 | 10 | 11 | 11 | 13 | 15 | 15 | 15 | 16 |
- 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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