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Surf Forecasts:
Nagata surfForecast / Kyu Shu / Japan
16 Day Weather and Surf, issued 2 am Thursday 21 May 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
22.6° C
(Which is slightly cooler than normal)Best Forecast Surf Conditions for Nagata this week:
The surf forecast for Nagata over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (May 22) at 6PM. The primary swell is predicted to be 0.8m and 10s period with a secondary swell of 0.5m and 6s. Another secondary swell of 0.5m and 7s is also forecast. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Nagata in the next 16 days are 2.5m 7s and forecast to arrive on Thursday (May 28) at 6AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 10s period and expected on Sunday (May 24) at 3AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Fri 22nd May) | 2.5ft (0.8m) 10s |
| Best Surf | 12AM (Sun 24th May) | 5ft (1.6m) 6s |
| Most Powerful | 6AM (Thu 28th May) | 8ft (2.5m) 7s |
Table - best surf conditions forecast for Nagata over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 23mm), heaviest during Sat night. Warm (max 25°C on Thu morning, min 20°C on Thu night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 23mm), heaviest during Tue night. Warm (max 26°C on Sun morning, min 22°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 10 | SE 9 | SE 9 | ESE 9 | S 6 | SE 7 | E 9 | SSE 8 | SE 8 | SSE 7 | ESE 11 | SE 10 | ESE 10 | SE 10 | SSW 5 | SSW 6 | SSW 6 | |
175 | 134 | 129 | 100 | 103 | 128 | 125 | 68 | 209 | 60 | 246 | 107 | 46 | 42 | 45 | 80 | 73 | 102 | 91 | 258 | 237 | |
Wind (km/h) | |||||||||||||||||||||
on | on | cross-on | cross | cross-on | off | off | glassy | off | off | cross-off | glassy | off | cross-on | glassy | cross | cross-on | cross-on | cross-on | on | cross-on | |
High Tide | 10:10PM1.66m | 8:59AM1.66m | 11:05PM1.61m | 10:00AM1.53m | 00:07AM1.58m | 11:27AM1.43m | 1:10AM1.59m | 1:12PM1.41m | 2:06AM1.63m | 2:43PM1.48m | 2:53AM1.69m | 3:51PM1.59m | |||||||||
Low Tide | 3:12PM0.21m | 3:33AM1.05m | 4:01PM0.36m | 4:39AM1.06m | 4:59PM0.51m | 6:03AM1.03m | 6:10PM0.64m | 7:30AM0.91m | 7:26PM0.74m | 8:37AM0.75m | 8:36PM0.79m | 9:29AM0.56m | 9:34PM0.82m | ||||||||
 | |  |  | |  | |  |  |  | | | | | | | |  | |  | | |
 | 5:15 | — | — | 5:15 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — |
 | — | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — | 7:08 | — | — | 7:09 | — | — | 7:09 | — | — | 7:10 | — |
1 | 3 | 1 | — | — | — | 4 | 7 | 7 | — | — | — | — | — | — | 4 | 7 | 12 | 9 | 15 | 17 | |
Temp °C | 25 | 24 | 23 | 25 | 25 | 21 | 22 | 23 | 22 | 26 | 25 | 23 | 26 | 25 | 23 | 23 | 23 | 23 | 23 | 24 | 23 |
26 | 24 | 25 | 24 | 25 | 22 | 24 | 27 | 25 | 28 | 28 | 27 | 28 | 27 | 26 | 25 | 25 | 24 | 23 | 24 | 26 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | S 6 | ESE 9 | ESE 10 | SE 9 | SE 9 | SE 5 | SSE 6 | ENE 10 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | SE 10 | E 9 | SE 10 | E 9 | E 9 | ENE 9 |
 kJ | 175 | 132 | 62 | 100 | 103 | 128 | 125 | 40 | 139 | 276 | 246 | 132 | 108 | 108 | 82 | 80 | 60 | 98 | 38 | 41 | 28 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | — | ESE 10 | S 6 | NE 5 | WSW 7 | SW 6 | ESE 9 | ENE 10 | SE 7 | SSE 7 | SSE 8 | SE 8 | SSE 7 | SSE 6 | ENE 9 | ESE 10 | E 9 | ESE 10 | ESE 10 | SE 10 |
| kJ | 82 | — | 129 | 32 | 4 | 4 | 2 | 68 | 210 | 60 | 62 | 107 | 46 | 42 | 26 | 62 | 73 | 40 | 42 | 40 | 26 |
Swell 3 Height (m) Direction Period (s) | — | — | WSW 6 | WSW 7 | WSW 7 | NE 5 | NE 4 | SW 6 | ESE 10 | SSW 6 | WSW 6 | SE 10 | ESE 10 | ESE 10 | ESE 11 | SW 7 | E 15 | SE 15 | E 15 | ESE 15 | ESE 14 |
| kJ | — | — | 8 | 9 | 17 | 1 | 1 | 1 | 51 | 30 | 4 | 26 | 38 | 40 | 45 | 2 | 5 | 9 | 4 | 21 | 20 |
Wind waves Height (m) Direction Period (s) | SW 4 | SSW 6 | SSW 6 | W 7 | SSW 6 | WSW 4 | E 2 | — | S 6 | — | — | — | — | — | — | — | SE 3 | SE 10 | SSW 5 | SSW 6 | SSW 6 |
| kJ | 8 | 134 | 124 | 89 | 25 | 1 | 1 | — | 209 | — | — | — | — | — | — | — | 4 | 102 | 91 | 258 | 237 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 330 | 330 | 14 | 12 | 371 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 375 | 14 | 330 | 342 | 56 | 741 | 582 | 12 |
Best forecast wave conditions in Kyu Shu | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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.
Information about the Nagata Surf forecast
The above surf forecast table for Nagata provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Nagata can be found by selecting the local surf guide option on the grey menu. Our Nagata surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Nagata) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Nagata may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Nagata is 6 km (4 miles) from Kushima. If you plan a holiday in Kyu Shu, look for hotels and other accommodation in Kushima. Kushima has rooms for a wide range of budgets as well as car hire and transport links.
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