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Surf Forecasts:
Nagata surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 pm Sunday 17 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
22.0° C
(Which is 1.3°C colder than average for this time of year)How big are the waves at Nagata today?
The current surf forecast for Nagata at 7PM is: 1.1m 9s primary swell from a East direction and 0.3m 11s secondary swell from a Southeast direction (forecast issued at 02:00pm May 17). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | - | - |
| Afternoon (17 May) | 3ft (0.9m) | 9s |
| Evening (17 May) | 3.5ft (1.0m) | 9s |
Table - waves today at Nagata. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Tue night. Warm (max 25°C on Wed morning, min 18°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 9 | ESE 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | ESE 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 9 | |
131 | 143 | 181 | 146 | 143 | 140 | 113 | 116 | 126 | 162 | 101 | 101 | 237 | 328 | 237 | 276 | 283 | 357 | 392 | 515 | 555 | 457 | 408 | 277 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | cross-off | |
High Tide | 7:16PM1.88m | 6:25AM1.93m | 7:55PM1.85m | 6:59AM1.91m | 8:37PM1.80m | 7:34AM1.86m | ||||||||||||||||||
Low Tide | 12:35PM-0.02m | 00:47AM0.83m | 1:11PM-0.03m | 1:23AM0.88m | 1:49PM0.00m | 2:00AM0.94m | ||||||||||||||||||
 | | |  | | | | | | | | | | |  |  | |  | |  |  |  | | | |
 | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — |
 | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | 7:06 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 3 | 1 | — | — | — | |
Temp °C | 24 | 24 | 23 | 21 | 20 | 19 | 18 | 22 | 24 | 24 | 22 | 20 | 20 | 19 | 20 | 22 | 21 | 21 | 21 | 21 | 20 | 21 | 21 | 23 |
23 | 24 | 24 | 23 | 22 | 21 | 18 | 22 | 23 | 23 | 22 | 20 | 20 | 18 | 19 | 20 | 20 | 20 | 21 | 23 | 21 | 24 | 23 | 25 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | ESE 9 | ESE 10 | E 9 | E 9 | SE 10 | SE 11 | SE 11 | SE 10 | ESE 10 | ESE 10 | E 9 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 8 |
 kJ | 131 | 143 | 181 | 146 | 143 | 140 | 113 | 116 | 126 | 10 | 101 | 101 | 28 | 20 | 5 | 28 | 58 | 58 | 43 | 297 | 326 | 457 | 408 | 202 |
Swell 2 Height (m) Direction Period (s) | ENE 9 | ENE 8 | SE 11 | SE 11 | SE 11 | SE 10 | SE 12 | SE 10 | ESE 10 | SE 12 | ESE 12 | SE 11 | SE 10 | — | — | SE 11 | — | — | SE 10 | E 9 | ESE 9 | ESE 10 | ESE 10 | ESE 9 |
| kJ | 61 | 54 | 19 | 30 | 29 | 27 | 35 | 17 | 10 | 6 | 13 | 19 | 28 | — | — | 29 | — | — | 27 | 83 | 113 | 71 | 136 | 277 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | — | — | — | ESE 10 | SE 12 | SE 12 | SE 12 | SE 10 | — | — | — | — | — | — | — | SE 11 | SE 11 | SE 11 | — | — | — |
| kJ | 5 | 19 | 30 | — | — | — | 10 | 6 | 6 | 6 | 4 | — | — | — | — | — | — | — | 31 | 30 | 31 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | ENE 2 | E 9 | ESE 5 | ESE 5 | ESE 9 | ESE 9 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SE 8 | SE 8 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 1 | 162 | 24 | 41 | 237 | 328 | 237 | 276 | 283 | 357 | 392 | 515 | 555 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 406 | 167 | 0 | 0 | 0 | 0 | 0 | 0 | 650 | 375 | 375 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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