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:
Buma surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 am Sunday 14 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Buma surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Buma sea temperature is
24.2° C
(Which is normal for this time of year)How big are the waves at Buma today?
The current surf forecast for Buma at 8AM is: 3.0m 8s primary swell from a North-northwest direction and 0.5m 9s secondary swell from a East direction (forecast issued at 02:00am December 14). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 10ft (3.0m) | 8s |
| Afternoon (14 Dec) | 10ft (3.0m) | 10s |
| Evening (14 Dec) | 10ft (3.0m) | 9s |
Table - waves today at Buma. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| 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) (?) | 6 | 7 | 8 | 8 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 10 | 9 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 309 | 705 | 1093 | 1429 | 1786 | 1780 | 1592 | 1338 | 1042 | 859 | 784 | 666 | 483 | 359 | 310 | 223 | 183 | 147 | 120 | 89 | 69 | 67 | 63 | 32 |
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 | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off |
High Tide / height (m) | 3:01AM 1.39 | 2:59PM 1.62 | 4:15AM 1.44 | 3:42PM 1.65 | 5:10AM 1.52 | 4:21PM 1.69 | ||||||||||||||||||
Low Tide / height (m) | 8:32AM 0.92 | 9:47PM 0.67 | 9:35AM 0.98 | 10:34PM 0.54 | 10:29AM 1.00 | |||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - |
 |  | |  |  | | |  | |  | |  | |  | | | | | | | | | | | |
Rain (mm) | - | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 18 | 17 | 16 | 16 | 16 | 17 | 16 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 20 | 20 | 20 | 20 |
| Feels °C (?) | 16 | 12 | 10 | 8 | 9 | 9 | 9 | 9 | 10 | 10 | 11 | 11 | 12 | 13 | 14 | 14 | 15 | 15 | 16 | 17 | 18 | 18 | 18 | 17 |
- 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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