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Surf Forecasts:
Nichinan surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 pm Friday 15 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
22.1° C
(Which is slightly cooler than normal)How big are the waves at Nichinan today?
The current surf forecast for Nichinan at 8PM is: 1.3m 9s primary swell from a East direction and 0.4m 11s secondary swell from a Southeast direction (forecast issued at 02:00pm May 15). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | - | - |
| Afternoon (15 May) | 3.5ft (1.0m) | 9s |
| Evening (15 May) | 4.5ft (1.3m) | 9s |
Table - waves today at Nichinan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri afternoon. Warm (max 23°C on Sat afternoon, min 19°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ESE 8 | ESE 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 9 | |
175 | 171 | 235 | 274 | 268 | 262 | 224 | 191 | 191 | 199 | 199 | 162 | 158 | 132 | 132 | 132 | 105 | 140 | 194 | 173 | 140 | 140 | 140 | 119 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | cross-off | cross | cross-on | on | cross-on | glassy | glassy | glassy | glassy | cross-on | |
High Tide | 5:30PM1.89m | 4:59AM1.92m | 6:19PM1.97m | 5:35AM1.97m | 7:08PM1.99m | 6:14AM1.98m | ||||||||||||||||||
Low Tide | 10:55AM0.11m | 11:14PM0.71m | 11:36AM-0.06m | 11:57PM0.80m | 12:20PM-0.16m | 00:40AM0.88m | ||||||||||||||||||
 |  | |  | |  |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — |
 | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | 7:05 |
— | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 22 | 20 | 20 | 19 | 19 | 21 | 22 | 23 | 22 | 20 | 20 | 19 | 19 | 21 |
19 | 20 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 21 | 21 | 19 | 20 | 22 | 22 | 23 | 23 | 21 | 22 | 20 | 20 | 21 | |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | ESE 10 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ESE 8 | ESE 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 9 |
 kJ | 175 | 171 | 43 | 274 | 268 | 262 | 224 | 191 | 191 | 199 | 199 | 162 | 158 | 132 | 132 | 132 | 105 | 140 | 194 | 173 | 140 | 140 | 140 | 119 |
Swell 2 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | SE 11 | SE 11 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 9 | SE 7 | SE 10 | ESE 8 | ESE 8 | ESE 8 | ENE 9 | ENE 8 | ENE 8 | SE 11 | SE 10 | SE 11 | SE 10 | ESE 10 |
| kJ | 4 | 4 | 3 | 30 | 30 | 43 | 58 | 56 | 52 | 18 | 81 | 44 | 137 | 100 | 100 | 103 | 82 | 72 | 14 | 30 | 27 | 33 | 17 | 10 |
Swell 3 Height (m) Direction Period (s) | — | E 16 | E 16 | S 7 | S 6 | S 6 | S 6 | S 6 | SE 11 | SE 11 | SE 12 | ESE 10 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | ENE 8 | — | — | ESE 12 | ESE 12 |
| kJ | — | 5 | 5 | 1 | 1 | 1 | 1 | 1 | 20 | 19 | 21 | 38 | 21 | 32 | 30 | 18 | 19 | 19 | 19 | 14 | — | — | 15 | 14 |
Wind waves Height (m) Direction Period (s) | ENE 4 | ENE 5 | E 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 34 | 44 | 235 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 27 | 377 | 27 | 27 | 27 | 27 | 6 | 27 | 348 | 348 | 27 | 0 | 0 | 0 | 0 | 23 | 27 | 141 | 6 | 0 | 0 | 0 | 0 | 25 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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