Buy Less, Surf More This Black Friday
Surf-forecast is providing a free, all-access pass to our premium features and 12-day forecasts all weekend.
- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Shonan surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 2 am Friday 05 Dec 2025 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
20.2° C
(Which is normal for this time of year)How big are the waves at Shonan today?
The current surf forecast for Shonan at 9AM is: 0.5m 6s primary swell from a South-southwest direction and 0.2m 8s secondary swell from a South-southwest direction, 0.6m 5s secondary swell from a West-southwest direction (forecast issued at 02:00am December 05). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Dec) | 1.5ft (0.5m) | 6s |
| Afternoon (05 Dec) | 3ft (0.9m) | 6s |
| Evening (05 Dec) | 1.5ft (0.4m) | 5s |
Table - waves today at Shonan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 05 | Saturday 06 | Sunday 07 | ||||||||||||||||||||||
| 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 | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 10 | 10 | 9 | 9 | 10 | 10 | 17 | 17 | 4 | 5 | 5 | 5 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 13 | 15 | 47 | 22 | 178 | 58 | 28 | 7 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 5 | 6 | 6 | 25 | 9 | 6 | 3 | 3 | 3 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross- off | cross- off | glass | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | on | cross | cross- off | cross- off | cross- off | off | cross- off | cross- off | glass | glass | glass |
High Tide / height (m) | 5:30AM 1.51 | 3:38PM 1.57 | 6:18AM 1.51 | 4:19PM 1.59 | 7:06AM 1.47 | 5:01PM 1.57 | ||||||||||||||||||
Low Tide / height (m) | 10:14PM -0.09 | 10:28AM 1.01 | 10:59PM -0.15 | 11:10AM 1.04 | 11:44PM -0.14 | 11:50AM 1.06 | ||||||||||||||||||
Friday 05 | Saturday 06 | Sunday 07 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:35 | - | - | - | - |
| Sunset | - | - | - | - | - | 4:29 | - | - | - | - | - | - | - | 4:29 | - | - | - | - | - | - | - | 4:29 | - | - |
 |  | |  | | | | | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 7 | 7 | 8 | 10 | 12 | 11 | 9 | 8 | 8 | 7 | 8 | 10 | 11 | 11 | 12 | 10 | 9 | 8 | 9 | 11 | 13 | 12 | 12 |
| Feels °C (?) | 4 | 2 | 2 | 4 | 7 | 7 | 3 | 2 | 3 | 4 | 3 | 4 | 7 | 8 | 8 | 9 | 7 | 5 | 5 | 5 | 8 | 10 | 9 | 9 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Latest Updates
Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.
Previously used in our snow jackets for mountain conditions, PrimaLoft® technology is making its debut in the surf industry. The aim is to bring mountain-grade warmth to the waves.
Vancouver Island’s Day Of Days With Reed Platenius
Surf-Forecast recently helped the 21-year-old Canadian pro surfer and adventurer score some cold water perfection at home.
5 Reasons Why Costa Rica Is A Surfer (and Non Surfer) Paradise
With or without a surfboard, Costa Rica is a bucket list destination that has shown what a nation is capable of when nature is put first.
Read more
Discover more articles and updates in the Greenroom.
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.
Nearest