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Surf Forecasts:
Chokusen surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 pm Tuesday 21 Apr 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
21.3° C
(Which is normal for this time of year)How big are the waves at Chokusen today?
The current surf forecast for Chokusen at 2AM is: 1.4m 11s primary swell from a East direction and 0.3m 14s secondary swell from a Southeast direction, 0.8m 5s secondary swell from a Northeast direction (forecast issued at 08:00pm April 21). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Apr) | 4.5ft (1.3m) | 10s |
| Afternoon (22 Apr) | 4ft (1.2m) | 10s |
| Evening (22 Apr) | 4ft (1.2m) | 10s |
Table - waves today at Chokusen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tue 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 5 | 6 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 364 | 351 | 338 | 451 | 375 | 352 | 294 | 294 | 294 | 294 | 340 | 128 | 98 | 150 | 206 | 186 | 369 | 527 | 469 | 497 | 554 | 493 | 525 | 534 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | on | on | cross- on | cross | cross | cross | cross- off | cross | cross | cross- on | cross | cross- on | cross- on | cross | cross- on | cross | cross- on |
High Tide / height (m) | 9:43PM 1.69 | 8:30AM 1.75 | 10:52PM 1.56 | 9:20AM 1.60 | 12:23AM 1.47 | 10:39AM 1.44 | ||||||||||||||||||
Low Tide / height (m) | 2:57AM 1.03 | 3:43PM 0.11 | 3:56AM 1.13 | 4:51PM 0.28 | 5:35AM 1.17 | |||||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:35 | - | - | - |
| Sunset | 6:45 | - | - | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - |
 |  |  | |  |  | | | |  |  | |  |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | 5 | 10 | 9 | 16 | 1 | - | 1 | 3 | 1 | - | 1 | 1 | 1 | 2 | 2 |
| Temp. °C | 19 | 19 | 19 | 18 | 17 | 18 | 19 | 20 | 19 | 17 | 15 | 15 | 16 | 15 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 |
| Feels °C (?) | 14 | 15 | 16 | 17 | 15 | 17 | 17 | 18 | 18 | 15 | 10 | 9 | 11 | 9 | 12 | 12 | 11 | 11 | 10 | 11 | 9 | 8 | 9 | 11 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Chokusen surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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