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Surf Forecasts:
Shonan surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 pm Tuesday 31 Mar 2026 JSTForecast update in hr min s Forecast update imminent
Shonan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shonan sea temperature is
16.0° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Shonan today?
The current surf forecast for Shonan at 1AM is: 3.0m 10s primary swell from a South-southwest direction (forecast issued at 08:00pm March 31). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Apr) | 4.5ft (1.3m) | 9s |
| Afternoon (01 Apr) | 3ft (0.9m) | 8s |
| Evening (01 Apr) | 2.5ft (0.8m) | 8s |
Table - waves today at Shonan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tue 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| 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) (?) | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1957 | 2062 | 1500 | 865 | 605 | 251 | 181 | 109 | 107 | 77 | 58 | 57 | 42 | 88 | 282 | 275 | 194 | 88 | 28 | 18 | 17 | 16 | 9 | 26 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | glass | glass | cross- off | cross | glass | glass | cross- on | cross- on |
High Tide / height (m) | 3:52PM 1.42 | 4:20AM 1.45 | 4:34PM 1.47 | 4:38AM 1.47 | 5:12PM 1.49 | 4:56AM 1.49 | ||||||||||||||||||
Low Tide / height (m) | 10:07PM 0.41 | 10:25AM 0.45 | 10:37PM 0.47 | 10:53AM 0.32 | 11:04PM 0.55 | 11:21AM 0.24 | ||||||||||||||||||
Tue 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:30 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:26 | - | - | - |
| Sunset | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:02 | - | - | - | - | - | - | - |
 |  |  |  |  | |  | |  |  | |  | | | | | | | | |  | | | | |
Rain (mm) | 5 | 1 | - | - | - | - | - | 4 | 6 | 9 | 9 | 16 | 1 | 2 | - | 1 | - | 1 | 1 | - | - | - | - | - |
| Temp. °C | 18 | 19 | 18 | 17 | 16 | 17 | 15 | 13 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 12 | 14 | 15 |
| Feels °C (?) | 11 | 14 | 16 | 17 | 13 | 13 | 11 | 10 | 8 | 6 | 4 | 4 | 5 | 5 | 6 | 9 | 10 | 10 | 9 | 9 | 9 | 11 | 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 Shonan 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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