Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Nichinan surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 am Thursday 01 Jan 2026 JSTForecast update in hr min s Forecast update imminent
Nichinan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nichinan sea temperature is
21.3° C
(Which is normal for this time of year)How big are the waves at Nichinan today?
The current surf forecast for Nichinan at 1PM is: 1.2m 7s primary swell from a Northeast direction and 0.3m 8s secondary swell from a South-southeast direction (forecast issued at 08:00am January 01). An open ocean swell of 1.7m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jan) | 4.5ft (1.3m) | 7s |
| Afternoon (01 Jan) | 3.5ft (1.1m) | 6s |
| Evening (01 Jan) | 3ft (0.9m) | 6s |
Table - waves today at Nichinan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 01 | Friday 02 | Saturday 03 | Sun 04 | |||||||||||||||||||||
| 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 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 12 | 8 | 8 | 8 | 8 | 8 | 10 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 121 | 144 | 144 | 91 | 66 | 68 | 47 | 33 | 35 | 10 | 11 | 14 | 15 | 6 | 6 | 6 | 6 | 6 | 2 | 9 | 8 | 8 | 8 | 8 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | off | cross- off | off | off | off | cross- off | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide / height (m) | ||||||||||||||||||||||||
Low Tide / height (m) | ||||||||||||||||||||||||
Thursday 01 | Friday 02 | Saturday 03 | Sun 04 | |||||||||||||||||||||
| Sunrise | - | 7:13 | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - |
| Sunset | - | - | - | 5:21 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - |
 |  | |  | |  |  | | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 8 | 10 | 11 | 10 | 6 | 5 | 4 | 3 | 4 | 7 | 6 | 4 | 2 | 3 | 2 | 3 | 4 | 9 | 11 | 7 | 6 | 6 | 6 |
| Feels °C (?) | 4 | 4 | 6 | 8 | 6 | 1 | -1 | -1 | -2 | -1 | 0 | -3 | -4 | -5 | -3 | -3 | -2 | -2 | 3 | 5 | 2 | 1 | 2 | 2 |
- 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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