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Surf Forecasts:
Nichinan surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 pm Sunday 10 May 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
21.9° C
(Which is slightly cooler than normal)How big are the waves at Nichinan today?
The current surf forecast for Nichinan at 7PM is: 1.0m 10s primary swell from a East-southeast direction and 0.2m 4s secondary swell from a East-northeast direction (forecast issued at 02:00pm May 10). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | - | - |
| Afternoon (10 May) | 3ft (0.9m) | 10s |
| Evening (10 May) | 3.5ft (1.0m) | 10s |
Table - waves today at Nichinan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 45mm), heaviest during Tue night. Warm (max 21°C on Sun afternoon, min 18°C on Sun night). Winds increasing (calm on Sun night, fresh winds from the NNE by Wed morning). | ||||||||||||||||||||||||
Sun 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
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 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | |
175 | 145 | 175 | 175 | 179 | 135 | 135 | 132 | 139 | 226 | 276 | 276 | 255 | 292 | 286 | 280 | 308 | 359 | 415 | 477 | 477 | 461 | 517 | 556 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | on | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | on | cross-off | cross-off | cross-off | |
High Tide | 11:21AM1.34m | 1:48AM1.50m | 1:11PM1.35m | 2:37AM1.58m | 2:38PM1.46m | 3:16AM1.67m | ||||||||||||||||||
Low Tide | 6:31PM0.57m | 7:49AM0.95m | 7:46PM0.59m | 8:48AM0.76m | 8:50PM0.59m | |||||||||||||||||||
 | | |  | |  |  | |  | | | | | | | | |  | |  | |  |  | | |
 | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — |
 | — | — | 6:59 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | 7:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 1 | 3 | 28 | 10 | — | |
Temp °C | 20 | 21 | 20 | 19 | 19 | 18 | 18 | 20 | 20 | 20 | 20 | 19 | 18 | 18 | 18 | 19 | 20 | 20 | 20 | 20 | 20 | 18 | 18 | 20 |
19 | 19 | 18 | 18 | 18 | 18 | 17 | 18 | 17 | 18 | 18 | 17 | 16 | 16 | 16 | 17 | 19 | 20 | 20 | 20 | 21 | 19 | 18 | 18 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 |
 kJ | 175 | 145 | 175 | 175 | 179 | 135 | 135 | 132 | 139 | 226 | 276 | 276 | 255 | 292 | 286 | 280 | 308 | 359 | 415 | 477 | 477 | 461 | 517 | 556 |
Swell 2 Height (m) Direction Period (s) | ENE 5 | ENE 4 | ENE 4 | NE 4 | S 14 | SE 4 | SE 5 | S 12 | S 12 | SE 12 | SE 11 | SE 11 | S 11 | SE 11 | S 10 | S 10 | — | S 11 | S 11 | S 8 | S 8 | S 8 | S 8 | SE 8 |
| kJ | 2 | 2 | 2 | 1 | 4 | 6 | 10 | 3 | 3 | 6 | 5 | 5 | 2 | 4 | 2 | 2 | — | 2 | 2 | 1 | 1 | 1 | 1 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | S 14 | S 13 | — | — | — | — | — | — | — | — | — | — | — | — | S 11 | S 10 | S 10 | S 10 | S 10 |
| kJ | — | — | — | — | — | 4 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SE 4 | — | — | SE 5 | SE 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 7 | — | — | 15 | 21 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 27 | 27 | 27 | 20 | 6 | 0 | 6 | 62 | 348 | 348 | 348 | 27 | 27 | 27 | 1 | 27 | 377 | 73 | 27 | 27 | 27 | 0 | 0 | 27 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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