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 pm Friday 12 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 1AM is: 1.4m 8s primary swell from a North-northwest direction and 0.2m 11s secondary swell from a East direction, 1.1m 7s secondary swell from a East direction (forecast issued at 08:00pm December 12). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 4ft (1.2m) | 9s |
| Afternoon (13 Dec) | 3.5ft (1.0m) | 9s |
| Evening (13 Dec) | 2ft (0.6m) | 9s |
Table - waves today at Buma. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Fri 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 256 | 287 | 277 | 252 | 252 | 220 | 186 | 154 | 158 | 49 | 444 | 744 | 1093 | 1421 | 1638 | 1528 | 1511 | 1405 | 602 | 492 | 829 | 705 | 498 | 370 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | 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 | off | off |
High Tide / height (m) | 1:25AM 1.39 | 2:12PM 1.59 | 3:01AM 1.39 | 2:59PM 1.62 | 4:15AM 1.44 | |||||||||||||||||||
Low Tide / height (m) | 7:34PM 0.91 | 7:27AM 0.82 | 8:48PM 0.80 | 8:32AM 0.92 | 9:47PM 0.67 | 9:35AM 0.98 | ||||||||||||||||||
Fri 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - |
| Sunset | - | - | - | - | - | - | - | 5:36 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 |
 | | |  |  |  |  | | | | | |  |  | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 23 | 22 | 22 | 21 | 19 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 |
| Feels °C (?) | 19 | 20 | 20 | 20 | 21 | 21 | 23 | 23 | 20 | 19 | 17 | 13 | 10 | 10 | 9 | 9 | 9 | 11 | 11 | 11 | 11 | 11 | 13 | 13 |
- 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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