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Surf Forecasts:
Nichinan surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 pm Sunday 12 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 2AM is: 0.9m 10s primary swell from a East-southeast direction and 0.1m 7s secondary swell from a Southwest direction (forecast issued at 08:00pm April 12). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| 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
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 146 | 146 | 149 | 161 | 164 | 164 | 161 | 161 | 125 | 161 | 180 | 180 | 176 | 176 | 214 | 256 | 336 | 341 | 378 | 517 | 591 | 601 | 610 | 865 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- on | cross- off | cross- off | cross | cross | cross | cross | cross | cross | cross | cross- off | cross | cross | cross | cross | cross- off | cross | cross- off | cross- off | cross- off | glass | cross- on | glass |
High Tide / height (m) | 3:54AM 1.52 | 3:17PM 1.45 | 4:23AM 1.63 | 4:12PM 1.61 | 4:50AM 1.73 | |||||||||||||||||||
Low Tide / height (m) | 8:55PM 0.49 | 9:44AM 0.84 | 9:47PM 0.40 | 10:20AM 0.63 | 10:30PM 0.34 | 10:53AM 0.42 | ||||||||||||||||||
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:48 | - | - | - | - | - | - | - | 5:48 | - | - | - | - | - | - | - | 5:47 | - | - | - |
| Sunset | 6:39 | - | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - |
 |  | |  |  |  | | | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | 1 | 5 | 8 | 8 | 4 | 1 | - | - | - | - | - | - | - | - | 1 | 1 | 1 | - | - | - | - | 1 | 1 |
| Temp. °C | 19 | 16 | 14 | 14 | 15 | 16 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 18 | 19 | 19 |
| Feels °C (?) | 19 | 15 | 14 | 12 | 13 | 14 | 16 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 20 | 20 | 21 |
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Live Wave Height (m)
Live Wind Speed (km/h)
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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