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:
Turtles surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 pm Friday 12 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Turtles surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Turtles sea temperature is
24.5° C
(Which is slightly warmer than usual)How big are the waves at Turtles today?
The current surf forecast for Turtles at 3AM is: 1.3m 8s primary swell from a East direction and 1.0m 8s secondary swell from a North-northwest direction (forecast issued at 08:00pm December 12). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 4ft (1.2m) | 8s |
| Afternoon (13 Dec) | 2.5ft (0.8m) | 8s |
| Evening (13 Dec) | 3ft (0.9m) | 8s |
Table - waves today at Turtles. (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 | 8 | 8 | 8 | 8 | 8 | 6 | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 259 | 266 | 222 | 198 | 203 | 169 | 142 | 90 | 99 | 105 | 280 | 543 | 783 | 1008 | 1157 | 1093 | 992 | 884 | 782 | 672 | 606 | 505 | 385 | 277 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 1:34AM 1.48 | 2:18PM 1.67 | 3:06AM 1.47 | 3:07PM 1.69 | 4:21AM 1.52 | |||||||||||||||||||
Low Tide / height (m) | 7:48PM 0.95 | 7:44AM 0.85 | 9:01PM 0.83 | 8:51AM 0.95 | 9:59PM 0.69 | 9:52AM 1.01 | ||||||||||||||||||
Fri 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - |
| Sunset | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 |
 | | |  |  |  | |  | | | | |  |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 2 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 22 | 21 | 21 | 21 | 21 | 23 | 22 | 22 | 22 | 21 | 19 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 19 |
| Feels °C (?) | 19 | 20 | 20 | 20 | 21 | 21 | 24 | 22 | 20 | 19 | 16 | 12 | 10 | 9 | 9 | 9 | 9 | 10 | 11 | 11 | 10 | 12 | 13 | 14 |
- 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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