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Surf Forecasts:
Chokusen surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 pm Wednesday 20 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
22.9° C
(Which is normal for this time of year)How big are the waves at Chokusen today?
The current surf forecast for Chokusen at 11PM is: 1.0m 10s primary swell from a East-southeast direction and 0.9m 7s secondary swell from a South direction (forecast issued at 08:00pm May 20). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | - | - |
| Afternoon (20 May) | - | - |
| Evening (20 May) | 3.5ft (1.1m) | 10s |
Table - waves today at Chokusen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 15mm), heaviest on Sat afternoon. Warm (max 25°C on Thu morning, min 19°C on Thu night). Winds decreasing (fresh winds from the SSW on Thu afternoon, light winds from the SE by Fri night). | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||||||||
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 10 | ESE 10 | ESE 10 | S 7 | S 7 | ESE 10 | ESE 10 | S 6 | SSW 6 | ESE 10 | SSW 6 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | SE 9 | SE 9 | SE 9 | ESE 9 | |
183 | 218 | 183 | 173 | 178 | 163 | 173 | 213 | 218 | 139 | 151 | 103 | 103 | 103 | 103 | 103 | 103 | 100 | 100 | 100 | 128 | 128 | 125 | 151 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | |
High Tide | 9:47PM1.76m | 8:33AM1.77m | 10:46PM1.67m | 9:34AM1.63m | 11:48PM1.60m | 10:51AM1.49m | ||||||||||||||||||
Low Tide | 3:06AM1.07m | 3:42PM0.12m | 4:11AM1.08m | 4:42PM0.29m | 5:32AM1.05m | |||||||||||||||||||
 |  |  | |  | | |  | |  | | |  | | | | | |  | | | | | | |
 | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — |
 | 7:06 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | 7:07 |
— | — | — | — | — | — | — | 4 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | |
Temp °C | 25 | 23 | 23 | 23 | 23 | 25 | 25 | 23 | 24 | 23 | 22 | 21 | 19 | 22 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 22 | 23 | 21 |
26 | 24 | 25 | 25 | 25 | 25 | 24 | 21 | 25 | 25 | 23 | 21 | 19 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 21 | 21 | 23 | 23 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | SSE 7 | SSE 7 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | S 6 | S 6 | S 6 | SSW 6 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | SE 9 | SE 9 | SE 9 | ESE 9 |
 kJ | 183 | 218 | 183 | 141 | 139 | 163 | 163 | 129 | 129 | 119 | 95 | 64 | 51 | 103 | 103 | 103 | 103 | 100 | 100 | 100 | 128 | 128 | 125 | 151 |
Swell 2 Height (m) Direction Period (s) | ESE 6 | SE 6 | S 7 | ESE 10 | ESE 10 | — | — | — | — | ESE 10 | ESE 10 | ESE 10 | ESE 10 | S 6 | S 6 | NE 5 | S 6 | S 6 | S 6 | S 5 | NNE 5 | NNE 4 | NE 4 | W 6 |
| kJ | 62 | 56 | 73 | 166 | 163 | — | — | — | — | 129 | 103 | 103 | 103 | 35 | 25 | 1 | 23 | 16 | 16 | 9 | 2 | 2 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | SE 6 | — | — | — | — | — | — | — | — | — | — | S 6 | — | NNE 4 | NNE 4 | NNE 4 | NNE 6 | NE 6 | SW 7 | W 6 | W 6 | — |
| kJ | — | — | 58 | — | — | — | — | — | — | — | — | — | — | 19 | — | 2 | 2 | 2 | 3 | 8 | 2 | 1 | 1 | — |
Wind waves Height (m) Direction Period (s) | S 7 | S 7 | — | S 7 | S 7 | S 7 | S 6 | S 6 | SSW 6 | SW 6 | SSW 6 | WSW 2 | SW 6 | W 7 | WSW 6 | S 6 | WSW 4 | WSW 7 | WSW 4 | — | — | — | SE 2 | NE 4 |
| kJ | 97 | 73 | — | 173 | 178 | 131 | 173 | 213 | 218 | 139 | 151 | 1 | 52 | 33 | 37 | 24 | 10 | 26 | 3 | — | — | — | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 297 | 12 | 0 | 0 | 0 | 297 | 18 | 297 | 12 | 0 | 0 | 0 | 0 | 0 | 297 | 338 | 33 | 33 | 32 | 33 | 33 | 33 | 33 | 12 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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