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:
Hakashita surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 am Saturday 13 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Hakashita surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hakashita sea temperature is
20.9° C
(Which is slightly cooler than normal)How big are the waves at Hakashita today?
The current surf forecast for Hakashita at 5AM is: 1.2m 9s primary swell from a East direction and 0.6m 10s secondary swell from a East direction (forecast issued at 02:00am December 13). An open ocean swell of 0.6m 5s is not directed at the surf break. 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) | 3.5ft (1.1m) | 8s |
| Afternoon (13 Dec) | 4.5ft (1.4m) | 6s |
| Evening (13 Dec) | 5ft (1.5m) | 6s |
Table - waves today at Hakashita. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| 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) (?) | 9 | 9 | 8 | 8 | 6 | 6 | 6 | 6 | 6 | 7 | 8 | 8 | 11 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 129 | 268 | 201 | 148 | 105 | 122 | 176 | 140 | 284 | 188 | 219 | 173 | 87 | 97 | 98 | 64 | 39 | 39 | 89 | 114 | 138 | 139 | 108 | 106 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross | glass | glass | off | cross- off | off | off | off | off | off | off | off | off | off | off | off | glass | on | glass | cross- off |
High Tide / height (m) | 12:27AM 1.33 | 1:07PM 1.59 | 2:07AM 1.35 | 1:53PM 1.60 | 3:23AM 1.43 | 2:36PM 1.62 | ||||||||||||||||||
Low Tide / height (m) | 6:24AM 0.85 | 8:00PM 0.79 | 7:36AM 0.96 | 8:54PM 0.66 | 8:43AM 1.02 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:08 | - | - | - | - | - | - | - | 5:08 | - | - | - | - | - | - | - | 5:09 | - | - |
 |  |  |  |  |  |  | |  |  | | | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | 1 | 3 | 2 | 9 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 7 | 7 | 8 | 10 | 11 | 12 | 12 | 12 | 13 | 13 | 11 | 10 | 12 | 12 | 9 | 7 | 6 | 6 | 6 | 9 | 11 | 12 | 10 | 9 |
| Feels °C (?) | 2 | 2 | 4 | 6 | 9 | 11 | 12 | 11 | 12 | 12 | 6 | 5 | 6 | 6 | 4 | 2 | 1 | 1 | 1 | 5 | 8 | 8 | 8 | 6 |
- 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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