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Surf Forecasts:
Nichinan surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 am Monday 13 Apr 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
19.5° C
(Which is 1.6°C colder than average for this time of year)How big are the waves at Nichinan today?
The current surf forecast for Nichinan at 6AM is: 0.9m 11s primary swell from a East-southeast direction and 0.1m 7s secondary swell from a Southwest direction, 0.5m 5s secondary swell from a Northeast direction (forecast issued at 02:00am April 13). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Apr) | 3ft (0.9m) | 11s |
| Afternoon (13 Apr) | 3ft (0.9m) | 11s |
| Evening (13 Apr) | 3ft (0.9m) | 11s |
Table - waves today at Nichinan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 13 | Tuesday 14 | Wednesday 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) (?) | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 16 | 16 | 17 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 149 | 161 | 164 | 180 | 161 | 161 | 158 | 161 | 180 | 180 | 214 | 214 | 214 | 260 | 336 | 341 | 347 | 626 | 714 | 778 | 737 | 757 | 2228 | 2529 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | glass | cross | cross | cross | cross- on | cross- on | cross | cross | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | glass | cross- off | off | glass | glass | cross- off | cross- off |
High Tide / height (m) | 3:54AM 1.52 | 3:17PM 1.45 | 4:23AM 1.63 | 4:12PM 1.61 | 4:50AM 1.73 | 4:58PM 1.77 | ||||||||||||||||||
Low Tide / height (m) | 9:44AM 0.84 | 9:47PM 0.40 | 10:20AM 0.63 | 10:30PM 0.34 | 10:53AM 0.42 | |||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | ||||||||||||||||||||||
| Sunrise | - | - | 5:48 | - | - | - | - | - | - | - | 5:48 | - | - | - | - | - | - | - | 5:47 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:42 | - |
 | |  | | | |  |  | | |  | | | | | |  | | | | | |  | | |
Rain (mm) | 3 | 5 | 5 | 5 | 4 | 1 | - | - | - | - | - | - | - | 1 | 1 | 2 | 2 | 1 | - | - | - | - | 1 | - |
| Temp. °C | 15 | 14 | 14 | 16 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 19 | 21 | 21 | 20 | 18 |
| Feels °C (?) | 14 | 14 | 12 | 14 | 16 | 16 | 17 | 17 | 18 | 18 | 18 | 18 | 20 | 20 | 20 | 20 | 20 | 21 | 18 | 20 | 23 | 23 | 20 | 16 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Nichinan surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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