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Surf Forecasts:
Nichinan surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 pm Friday 22 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
23.2° C
(Which is normal for this time of year)How big are the waves at Nichinan today?
The current surf forecast for Nichinan at 3AM is: 0.8m 9s primary swell from a East-southeast direction and 0.5m 6s secondary swell from a South direction (forecast issued at 08:00pm May 22). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 3ft (0.9m) | 9s |
| Afternoon (23 May) | 2.5ft (0.8m) | 9s |
| Evening (23 May) | 4.5ft (1.4m) | 9s |
Table - waves today at Nichinan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Sun morning. Warm (max 24°C on Mon morning, min 21°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 22 | Saturday 23 | Sunday 24 | Monday 25 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
ESE 9 | ESE 9 | SE 9 | ESE 9 | SE 9 | SE 9 | ESE 9 | ESE 9 | SE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | |
100 | 100 | 128 | 100 | 128 | 125 | 110 | 108 | 88 | 327 | 431 | 431 | 443 | 449 | 449 | 495 | 675 | 650 | 656 | 593 | 580 | 509 | 498 | 430 | |
Wind (km/h) | ||||||||||||||||||||||||
on | glassy | on | on | cross-on | cross-on | cross | cross | cross | cross-on | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | |
High Tide | 11:48PM1.60m | 10:51AM1.49m | 00:49AM1.58m | 12:27PM1.40m | 1:44AM1.58m | 2:04PM1.40m | ||||||||||||||||||
Low Tide | 4:42PM0.29m | 5:32AM1.05m | 5:47PM0.46m | 6:58AM0.95m | 6:56PM0.60m | 8:13AM0.81m | ||||||||||||||||||
 |  | | | |  | | | |  | |  | | |  | | |  |  | | | | | | |
 | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — | — |
 | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | 7:08 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | — | — | 1 | — | — | |
Temp °C | 23 | 21 | 21 | 21 | 21 | 22 | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 24 |
24 | 23 | 22 | 22 | 22 | 22 | 24 | 24 | 24 | 24 | 24 | 21 | 21 | 23 | 23 | 23 | 22 | 23 | 22 | 22 | 23 | 23 | 24 | 25 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | SE 9 | ESE 9 | SE 9 | SE 9 | ESE 9 | ESE 9 | SE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
 kJ | 100 | 100 | 128 | 100 | 128 | 125 | 110 | 108 | 88 | 327 | 431 | 431 | 441 | 449 | 449 | 495 | 541 | 650 | 656 | 593 | 580 | 509 | 498 | 430 |
Swell 2 Height (m) Direction Period (s) | S 6 | S 6 | NE 5 | S 6 | NNE 4 | NNE 4 | NE 6 | NE 6 | ENE 9 | SW 6 | SW 6 | S 6 | SSW 5 | S 5 | S 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | — | SW 7 | SW 6 | SW 6 | E 16 |
| kJ | 16 | 15 | 6 | 18 | 2 | 2 | 6 | 8 | 58 | 1 | 1 | 5 | 6 | 9 | 9 | 14 | 7 | 3 | 3 | — | 2 | 2 | 2 | 5 |
Swell 3 Height (m) Direction Period (s) | NE 5 | NE 6 | SW 6 | NE 5 | SW 7 | NE 6 | W 6 | W 6 | W 6 | SW 6 | — | SW 6 | — | SSW 5 | — | — | — | — | — | — | — | — | E 16 | E 16 |
| kJ | 7 | 8 | 2 | 6 | 2 | 2 | 1 | 1 | 1 | 1 | — | 1 | — | 10 | — | — | — | — | — | — | — | — | 5 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NE 6 | ENE 9 | — | — | ENE 9 | — | — | — | E 9 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 8 | 300 | — | — | 443 | — | — | — | 675 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 75 | 0 | 62 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 0 | 27 | 62 | 27 | 27 | 316 | 27 | 27 | 27 | 27 | 27 | 27 | 348 | 348 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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