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Nagata surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 am Friday 20 Feb 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
17.8° C
(Which is 1.9°C colder than average for this time of year)How big are the waves at Nagata today?
The current surf forecast for Nagata at 5AM is: 0.4m 9s primary swell from a East direction (forecast issued at 02:00am February 20). An open ocean swell of 0.4m 12s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Feb) | 0.5ft (0.1m) | 16s |
| Afternoon (20 Feb) | 1.5ft (0.5m) | 12s |
| Evening (20 Feb) | 0.5ft (0.2m) | 9s |
Table - waves today at Nagata. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | ||||||||||||||||||||||
| 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) (?) | 5 | 5 | 9 | 16 | 12 | 12 | 16 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 4 | 5 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2 | 1 | 24 | 5 | 71 | 71 | 21 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 12 | 12 | 8 | 7 | 7 | 19 | 56 | 74 | 74 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross | cross | cross- off | cross | glass | cross- on | cross- on | cross- on | cross- on | on | glass | cross- on | cross- on | cross- on | on | on |
High Tide / height (m) | 8:15AM 1.82 | 8:27PM 1.78 | 8:41AM 1.79 | 9:06PM 1.67 | 9:08AM 1.74 | |||||||||||||||||||
Low Tide / height (m) | 2:03AM 0.13 | 2:21PM 0.24 | 2:33AM 0.26 | 2:56PM 0.22 | 3:02AM 0.43 | 3:34PM 0.24 | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:06 | - | - | - | - | - | - | - | 6:07 | - |
 |  | |  |  | | |  | | | | | | | | | | | | |  | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 |
| Temp. °C | 9 | 9 | 9 | 10 | 14 | 15 | 14 | 11 | 10 | 10 | 9 | 11 | 14 | 15 | 13 | 12 | 12 | 12 | 12 | 15 | 18 | 18 | 17 | 17 |
| Feels °C (?) | 6 | 6 | 5 | 6 | 10 | 10 | 9 | 7 | 7 | 7 | 6 | 9 | 12 | 12 | 10 | 10 | 10 | 10 | 10 | 13 | 13 | 14 | 15 | 15 |
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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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