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Surf Forecasts:
Choshi surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 pm Saturday 04 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
14.8° C
(Which is 2.3°C colder than average for this time of year)How big are the waves at Choshi today?
The current surf forecast for Choshi at 5AM is: 2.5m 10s primary swell from a South-southeast direction and 0.1m 14s secondary swell from a East direction (forecast issued at 08:00pm April 04). An open ocean swell of 0.3m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Apr) | 7.5ft (2.3m) | 10s |
| Afternoon (05 Apr) | 10ft (3.0m) | 9s |
| Evening (05 Apr) | 6ft (1.8m) | 9s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sat 04 | Sunday 05 | Monday 06 | Tuesday 07 | |||||||||||||||||||||
| 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) (?) | 7 | 8 | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 6 | 6 | 6 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 542 | 727 | 1026 | 1397 | 1237 | 983 | 717 | 1316 | 497 | 497 | 423 | 609 | 173 | 90 | 135 | 117 | 122 | 64 | 54 | 60 | 86 | 98 | 74 | 47 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross | cross | cross | cross | off | cross | cross | cross- on | on | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 5:53PM 1.14 | 4:56AM 1.29 | 6:30PM 1.09 | 5:17AM 1.27 | 7:10PM 1.03 | 5:38AM 1.25 | ||||||||||||||||||
Low Tide / height (m) | 11:17PM 0.55 | 11:48AM 0.03 | 11:41PM 0.62 | 12:19PM 0.05 | 12:04AM 0.69 | 12:52PM 0.10 | ||||||||||||||||||
Sat 04 | Sunday 05 | Monday 06 | Tuesday 07 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:18 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - | - | 5:16 | - | - | - |
| Sunset | 6:00 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | - |
 |  | | |  |  | | | |  |  | | | | | | | | | | | |  | | |
Rain (mm) | - | 2 | 4 | 2 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 4 |
| Temp. °C | 17 | 17 | 17 | 18 | 19 | 19 | 20 | 20 | 19 | 17 | 17 | 16 | 14 | 15 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 14 | 14 |
| Feels °C (?) | 8 | 9 | 8 | 9 | 13 | 14 | 16 | 17 | 15 | 13 | 14 | 15 | 12 | 14 | 15 | 16 | 13 | 13 | 14 | 14 | 12 | 13 | 10 | 10 |
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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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