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Surf Forecasts:
Nagata surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 pm Sunday 12 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Nagata surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nagata sea temperature is
18.8° C
(Which is 2.5°C colder than average for this time of year)How big are the waves at Nagata today?
The current surf forecast for Nagata at 12AM 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) | 5ft (1.5m) | 6s |
| Evening (13 Apr) | 4.5ft (1.4m) | 6s |
Table - waves today at Nagata. (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 | 10 | 11 | 11 | 11 | 6 | 6 | 6 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 146 | 146 | 146 | 155 | 161 | 164 | 161 | 155 | 165 | 144 | 161 | 180 | 176 | 176 | 214 | 214 | 330 | 341 | 347 | 390 | 689 | 700 | 814 | 870 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | cross- off | off | off | cross- off | off | cross- off | cross- off | off | off | off | off | off | cross- off | cross- off | cross- off | off | off | off | off | cross- off | cross- on | glass |
High Tide / height (m) | 4:11AM 1.57 | 3:59PM 1.53 | 4:41AM 1.67 | 4:48PM 1.68 | 5:09AM 1.75 | |||||||||||||||||||
Low Tide / height (m) | 9:28PM 0.46 | 10:11AM 0.72 | 10:18PM 0.41 | 10:47AM 0.51 | 10:59PM 0.38 | 11:19AM 0.33 | ||||||||||||||||||
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:48 | - | - | - | - | - | - | - | 5:48 | - | - | - |
| Sunset | 6:40 | - | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:42 | - | - | - | - | - | - | - |
 |  |  | |  |  |  |  | |  | |  | | | | | | | | | | | | | |
Rain (mm) | 1 | 1 | 9 | 7 | 11 | 6 | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | 1 | 1 | 1 |
| Temp. °C | 18 | 14 | 13 | 14 | 14 | 15 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 18 | 17 | 18 | 18 | 17 | 18 | 19 | 19 |
| Feels °C (?) | 18 | 14 | 12 | 13 | 12 | 13 | 15 | 17 | 17 | 16 | 17 | 17 | 17 | 18 | 19 | 19 | 19 | 17 | 19 | 18 | 17 | 19 | 21 | 22 |
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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 Nagata 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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