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Surf Forecasts:
Choshi surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 pm Wednesday 08 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
14.9° 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 1AM is: 0.5m 8s primary swell from a Southeast direction and 0.3m 2s secondary swell from a South direction (forecast issued at 08:00pm April 08). An open ocean swell of 0.3m 5s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Apr) | 1.5ft (0.5m) | 8s |
| Afternoon (09 Apr) | 4.5ft (1.3m) | 5s |
| Evening (09 Apr) | 4.5ft (1.4m) | 5s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wed 08 | Thursday 09 | Friday 10 | Saturday 11 | |||||||||||||||||||||
| 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) (?) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 9 | 9 | 9 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 35 | 42 | 42 | 32 | 31 | 31 | 35 | 83 | 104 | 113 | 138 | 139 | 122 | 184 | 312 | 342 | 383 | 377 | 1057 | 1210 | 980 | 142 | 110 | 117 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- off | cross | cross- off | cross | cross- on |
High Tide / height (m) | 8:55PM 0.90 | 6:27AM 1.15 | 6:58AM 1.09 | 7:51AM 1.01 | ||||||||||||||||||||
Low Tide / height (m) | 12:41AM 0.82 | 2:19PM 0.24 | 3:30PM 0.31 | |||||||||||||||||||||
Wed 08 | Thursday 09 | Friday 10 | Saturday 11 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:13 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:09 | - | - | - |
| Sunset | 6:02 | - | - | - | - | - | - | - | 6:04 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - |
 |  | | | |  | | |  |  | | |  | | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 1 | - | 2 | 2 | 3 | - | - | - | - | - | - |
| Temp. °C | 13 | 13 | 14 | 14 | 14 | 15 | 15 | 16 | 16 | 16 | 16 | 15 | 15 | 17 | 17 | 17 | 18 | 19 | 19 | 18 | 17 | 18 | 19 | 19 |
| Feels °C (?) | 8 | 8 | 9 | 8 | 8 | 8 | 7 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 12 | 14 | 17 | 17 | 17 | 18 | 19 | 17 |
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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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