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:
Okuragahama surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 am Saturday 13 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Okuragahama surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Okuragahama sea temperature is
20.8° C
(Which is slightly cooler than normal)How big are the waves at Okuragahama today?
The current surf forecast for Okuragahama at 1PM is: 1.5m 6s primary swell from a East direction and 1.2m 6s secondary swell from a East direction, 0.6m 10s secondary swell from a East direction (forecast issued at 08:00am December 13). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 3.5ft (1.1m) | 8s |
| Afternoon (13 Dec) | 5ft (1.5m) | 6s |
| Evening (13 Dec) | 4.5ft (1.3m) | 6s |
Table - waves today at Okuragahama. (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 | 8 | 6 | 6 | 6 | 6 | 6 | 8 | 8 | 8 | 8 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 201 | 148 | 105 | 150 | 205 | 123 | 233 | 432 | 403 | 250 | 141 | 77 | 68 | 64 | 39 | 39 | 39 | 84 | 110 | 112 | 112 | 108 | 104 | 100 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | glass | glass | off | cross- off | off | off | off | off | off | off | off | off | off | off | off | glass | on | glass | off | off | off |
High Tide / height (m) | 1:16PM 1.40 | 2:13AM 1.18 | 2:05PM 1.41 | 3:29AM 1.25 | 2:48PM 1.43 | |||||||||||||||||||
Low Tide / height (m) | 6:33AM 0.64 | 8:13PM 0.65 | 7:42AM 0.74 | 9:06PM 0.52 | 8:47AM 0.80 | 9:49PM 0.39 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - |
| Sunset | - | - | - | 5:07 | - | - | - | - | - | - | - | 5:08 | - | - | - | - | - | - | - | 5:08 | - | - | - | - |
 |  | |  |  | |  | |  |  | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | 1 | 4 | 3 | 9 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 9 | 10 | 12 | 12 | 12 | 12 | 14 | 11 | 10 | 12 | 12 | 9 | 8 | 7 | 7 | 6 | 8 | 11 | 12 | 10 | 8 | 7 | 6 |
| Feels °C (?) | 4 | 6 | 8 | 11 | 12 | 11 | 10 | 12 | 5 | 5 | 6 | 5 | 3 | 3 | 2 | 2 | 1 | 4 | 8 | 9 | 8 | 5 | 4 | 3 |
- 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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