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 Thursday 11 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
24.5° C
(Which is slightly warmer than usual)How big are the waves at Buma today?
The current surf forecast for Buma at 10AM is: 0.4m 6s primary swell from a North direction (forecast issued at 02:00am December 11). An open ocean swell of 0.6m 8s is not directed at the surf break, a second open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1.5ft (0.4m) | 6s |
| Afternoon (11 Dec) | 3ft (0.9m) | 4s |
| Evening (11 Dec) | 6ft (1.8m) | 7s |
Table - waves today at Buma. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 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) (?) | 8 | 8 | 6 | 6 | 4 | 4 | 5 | 7 | 7 | 6 | 6 | 6 | 6 | 7 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 71 | 66 | 18 | 11 | 15 | 23 | 0 | 293 | 328 | 352 | 331 | 275 | 374 | 373 | 480 | 295 | 277 | 252 | 252 | 215 | 162 | 186 | 47 | 436 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | cross- on | on | on | cross- off | cross- off | off | off | off | off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 10:39PM 1.63 | 12:24PM 1.59 | 11:52PM 1.48 | 1:19PM 1.58 | 1:25AM 1.39 | 2:12PM 1.59 | ||||||||||||||||||
Low Tide / height (m) | 5:31AM 0.50 | 6:15PM 0.98 | 6:26AM 0.67 | 7:34PM 0.91 | 7:27AM 0.82 | 8:48PM 0.80 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:07 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:36 | - | - | - | - | - | - | - | 5:36 | - | - | - | - | - | - | - | 5:36 | - | - |
 |  |  |  | |  |  | | |  | |  |  | | | | | | | | | | | | |
Rain (mm) | - | 1 | - | 1 | 1 | 2 | 2 | - | - | - | - | - | - | - | - | - | 1 | - | 1 | - | - | - | - | - |
| Temp. °C | 22 | 22 | 22 | 22 | 23 | 22 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 21 | 20 |
| Feels °C (?) | 20 | 20 | 21 | 21 | 21 | 21 | 16 | 15 | 15 | 17 | 17 | 17 | 16 | 17 | 17 | 19 | 20 | 21 | 22 | 21 | 21 | 20 | 17 | 15 |
- 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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