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 8 am Saturday 13 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
24.4° C
(Which is slightly warmer than usual)How big are the waves at Buma today?
The current surf forecast for Buma at 2PM is: 1.0m 9s primary swell from a North direction and 0.8m 8s secondary swell from a East direction (forecast issued at 08:00am December 13). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 4ft (1.2m) | 9s |
| Afternoon (13 Dec) | 3ft (0.9m) | 9s |
| Evening (13 Dec) | 4.5ft (1.3m) | 8s |
Table - waves today at Buma. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 9 | 9 | 9 | 8 | 8 | 6 | 8 | 8 | 9 | 9 | 9 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 245 | 220 | 154 | 126 | 118 | 216 | 361 | 865 | 1151 | 1488 | 1638 | 1653 | 1453 | 1291 | 1065 | 878 | 721 | 576 | 486 | 370 | 273 | 212 | 178 | 142 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | glass | cross | 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 | off | off | off | off | off | cross- off | cross- off |
High Tide / height (m) | 2:12PM 1.59 | 3:01AM 1.39 | 2:59PM 1.62 | 4:15AM 1.44 | 3:42PM 1.65 | |||||||||||||||||||
Low Tide / height (m) | 7:27AM 0.82 | 8:48PM 0.80 | 8:32AM 0.92 | 9:47PM 0.67 | 9:35AM 0.98 | 10:34PM 0.54 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - |
| Sunset | - | - | - | 5:36 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - |
 |  | |  |  | |  |  | |  | | | | | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | 2 | 3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 21 | 22 | 22 | 22 | 22 | 20 | 18 | 17 | 16 | 17 | 17 | 16 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 |
| Feels °C (?) | 21 | 22 | 24 | 22 | 20 | 19 | 15 | 12 | 10 | 9 | 9 | 9 | 9 | 10 | 11 | 11 | 11 | 11 | 13 | 13 | 14 | 14 | 15 | 15 |
- 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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