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Surf Forecasts:
Choshi surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 pm Sunday 19 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Choshi surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Choshi sea temperature is
15.5° C
(Which is 2.4°C colder than average for this time of year)How big are the waves at Choshi today?
The current surf forecast for Choshi at 6PM is: 1.9m 15s primary swell from a Southeast direction and 0.5m 10s secondary swell from a East direction (forecast issued at 02:00pm April 19). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Apr) | - | - |
| Afternoon (19 Apr) | 6ft (1.8m) | 14s |
| Evening (19 Apr) | 7ft (2.1m) | 16s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||||
| 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 | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 15 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1179 | 1307 | 1585 | 2002 | 1801 | 1752 | 1581 | 1255 | 1127 | 1030 | 784 | 771 | 658 | 569 | 446 | 544 | 450 | 419 | 404 | 604 | 365 | 339 | 279 | 402 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | cross- on | cross | cross | cross- on | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross | cross- on | cross- on | cross | cross- on | on | cross- on |
High Tide / height (m) | 6:06PM 1.21 | 4:37AM 1.32 | 6:59PM 1.14 | 5:05AM 1.31 | 7:59PM 1.06 | 5:35AM 1.28 | ||||||||||||||||||
Low Tide / height (m) | 11:12AM -0.16 | 11:13PM 0.71 | 11:53AM -0.19 | 11:43PM 0.80 | 12:38PM -0.15 | 12:12AM 0.87 | ||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 4:58 | - | - | - | - | - | - | - | 4:56 | - | - | - | - | - | - | - | 4:56 | - |
| Sunset | - | - | 6:12 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:14 | - | - | - | - | - |
 |  |  |  |  | | | | | | |  | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | - | - | - | - | - | - | - |
| Temp. °C | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 19 | 18 | 16 | 17 | 18 | 16 | 16 | 17 | 18 |
| Feels °C (?) | 14 | 14 | 15 | 14 | 15 | 14 | 13 | 15 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 16 | 15 | 12 | 12 | 14 | 11 | 11 | 13 | 14 |
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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 Choshi 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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