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Surf Forecasts:
Chokusen surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 pm Tuesday 19 May 2026 JSTForecast update in hr min s Forecast update imminent
Chokusen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Chokusen sea temperature is
23.1° C
(Which is normal for this time of year)How big are the waves at Chokusen today?
The current surf forecast for Chokusen at 5AM is: 0.9m 10s primary swell from a East-southeast direction and 0.6m 9s secondary swell from a East direction, 1.3m 7s secondary swell from a Southeast direction (forecast issued at 08:00pm May 19). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 4.5ft (1.4m) | 7s |
| Afternoon (20 May) | 3ft (0.9m) | 10s |
| Evening (20 May) | 3ft (0.9m) | 10s |
Table - waves today at Chokusen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 22mm), heaviest during Tue night. Warm (max 25°C on Wed afternoon, min 19°C on Thu night). Winds increasing (calm on Tue night, fresh winds from the SSW by Thu afternoon). | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Friday 22 | |||||||||||||||||||||
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 |   |    |    |    | ||||||||||||||||||||
SE 7 | SE 7 | SE 7 | ESE 10 | SE 7 | SE 7 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SSE 7 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SW 6 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | |
131 | 149 | 153 | 166 | 183 | 173 | 411 | 169 | 169 | 166 | 212 | 214 | 175 | 163 | 200 | 300 | 317 | 299 | 211 | 183 | 103 | 103 | 105 | 105 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | glassy | cross | glassy | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | on | on | |
High Tide | 8:51PM1.86m | 7:42AM1.89m | 9:47PM1.76m | 8:33AM1.77m | 10:46PM1.67m | 9:34AM1.63m | ||||||||||||||||||
Low Tide | 2:12AM1.03m | 2:46PM-0.04m | 3:06AM1.07m | 3:42PM0.12m | 4:11AM1.08m | |||||||||||||||||||
 |  | |  |  |  | | |  |  |  | | | | | | |  | | |  | | | | |
 | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — |
 | 7:05 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | 7:07 |
— | 1 | 5 | 7 | 2 | 1 | 2 | 1 | — | — | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | — | |
Temp °C | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 25 | 24 | 23 | 24 | 23 | 21 | 19 | 19 | 23 | 23 | 23 |
22 | 23 | 25 | 26 | 25 | 27 | 26 | 25 | 26 | 26 | 24 | 25 | 24 | 24 | 23 | 22 | 26 | 24 | 20 | 18 | 18 | 23 | 23 | 23 | |
Swell 1 Height (m) Direction Period (s) | SE 7 | ESE 10 | SE 7 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 7 | SE 7 | SE 7 | SSE 7 | S 7 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | ESE 10 | ESE 10 | ESE 10 |
 kJ | 131 | 81 | 152 | 166 | 169 | 173 | 411 | 109 | 147 | 91 | 168 | 134 | 175 | 163 | 175 | 132 | 129 | 186 | 137 | 90 | 55 | 103 | 105 | 105 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | E 9 | ESE 9 | — | E 9 | — | ESE 6 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | — | — | — | — | — | ESE 10 | ESE 10 | ESE 10 | ESE 10 | S 6 | S 6 | S 6 |
| kJ | 90 | 38 | 153 | — | 61 | — | 57 | 169 | 169 | 166 | 166 | 214 | — | — | — | — | — | 105 | 105 | 103 | 103 | 26 | 27 | 25 |
Swell 3 Height (m) Direction Period (s) | E 8 | SE 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 6 | S 6 | WSW 7 |
| kJ | 51 | 31 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 24 | 5 |
Wind waves Height (m) Direction Period (s) | — | SE 7 | — | SE 6 | SE 7 | SE 7 | S 7 | S 6 | S 7 | S 7 | S 6 | — | S 7 | S 6 | S 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 |
| kJ | — | 149 | — | 150 | 183 | 168 | 86 | 66 | 57 | 86 | 212 | — | 128 | 153 | 200 | 300 | 317 | 299 | 211 | 183 | 85 | 53 | 59 | 42 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 297 | 33 | 33 | 0 | 1 | 0 | 0 | 297 | 297 | 0 | 0 | 0 | 12 | 324 | 614 | 342 | 0 | 0 | 0 | 0 | 0 | 0 | 297 | 338 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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