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Surf Forecasts:
Shonan surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 2 pm Friday 10 Apr 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
15.0° C
(Which is 2.8°C colder than average for this time of year)How big are the waves at Shonan today?
The current surf forecast for Shonan at 9PM is: 2.5m 8s primary swell from a South-southwest direction and 0.4m 11s secondary swell from a Southeast direction (forecast issued at 02:00pm April 10). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Apr) | - | - |
| Afternoon (10 Apr) | 7ft (2.2m) | 7s |
| Evening (10 Apr) | 8ft (2.5m) | 8s |
Table - waves today at Shonan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| 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) (?) | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 8 | 8 | 8 | 7 | 6 | 11 | 6 | 6 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 266 | 508 | 829 | 931 | 711 | 477 | 548 | 439 | 351 | 159 | 230 | 180 | 115 | 67 | 50 | 24 | 8 | 13 | 13 | 28 | 12 | 19 | 19 | 19 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | glass | cross- on | on | cross | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 2:26AM 1.16 | 7:39AM 1.14 | 2:26AM 1.24 | 11:55AM 1.09 | 2:42AM 1.31 | |||||||||||||||||||
Low Tide / height (m) | 4:22PM 0.53 | 6:26AM 1.14 | 6:05PM 0.54 | 8:10AM 1.02 | 7:20PM 0.50 | 8:35AM 0.88 | ||||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:13 | - |
| Sunset | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:10 | - | - | - | - | - |
 | | |  |  | |  | | | | | | | |  |  | | | |  | | | | | |
Rain (mm) | 4 | 2 | 2 | 12 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 18 | 19 | 19 | 19 | 18 | 18 | 19 | 21 | 22 | 21 | 19 | 18 | 16 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 |
| Feels °C (?) | 13 | 14 | 16 | 17 | 16 | 15 | 16 | 20 | 21 | 19 | 17 | 16 | 15 | 13 | 8 | 10 | 10 | 10 | 11 | 12 | 12 | 13 | 14 | 15 |
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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
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