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:
Ohara surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 am Sunday 14 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Ohara surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ohara sea temperature is
19.8° C
(Which is normal for this time of year)How big are the waves at Ohara today?
The current surf forecast for Ohara at 10AM is: 2.1m 8s primary swell from a Southeast direction and 0.4m 12s secondary swell from a East direction, 0.3m 2s secondary swell from a North-northwest direction (forecast issued at 08:00am December 14). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 7ft (2.1m) | 8s |
| Afternoon (14 Dec) | 15ft (4.5m) | 11s |
| Evening (14 Dec) | 11ft (3.5m) | 10s |
Table - waves today at Ohara. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wed 17 | |||||||||||||||||||||
| 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) (?) | 7 | 8 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 332 | 503 | 2811 | 4142 | 3612 | 2476 | 823 | 471 | 278 | 168 | 125 | 84 | 83 | 68 | 65 | 79 | 53 | 56 | 56 | 59 | 56 | 55 | 205 | 242 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | cross- off | cross | cross | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | cross- on | on | on | cross- on | glass | glass | cross- on | cross- on |
High Tide / height (m) | 11:41AM 1.25 | 1:50AM 1.02 | 12:18PM 1.28 | 2:58AM 1.11 | 12:55PM 1.30 | |||||||||||||||||||
Low Tide / height (m) | 4:53AM 0.79 | 7:02PM 0.54 | 6:02AM 0.89 | 7:48PM 0.41 | 7:11AM 0.96 | 8:27PM 0.31 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wed 17 | |||||||||||||||||||||
| Sunrise | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - |
| Sunset | - | - | - | 4:25 | - | - | - | - | - | - | - | 4:27 | - | - | - | - | - | - | - | 4:27 | - | - | - | - |
 |  |  |  |  |  | | | |  | | | | | |  | |  | | | | | | | |
Rain (mm) | 2 | 8 | 19 | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 | 1 | - | - | - | - | - |
| Temp. °C | 6 | 8 | 9 | 12 | 12 | 11 | 11 | 10 | 9 | 11 | 12 | 12 | 10 | 10 | 10 | 10 | 9 | 8 | 8 | 10 | 10 | 10 | 9 | 9 |
| Feels °C (?) | 0 | 3 | 5 | 8 | 5 | 8 | 4 | 5 | 2 | 2 | 4 | 6 | 4 | 5 | 5 | 6 | 4 | 2 | 2 | 7 | 8 | 8 | 6 | 6 |
- 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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