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Surf Forecasts:
Shonan surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 am Tuesday 07 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
16.0° C
(Which is 1.6°C colder than average for this time of year)How big are the waves at Shonan today?
The current surf forecast for Shonan at 11AM is: 1.3m 6s primary swell from a South-southwest direction and 0.1m 13s secondary swell from a South direction, 0.1m 13s secondary swell from a Southeast direction (forecast issued at 08:00am April 07). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Apr) | 4ft (1.2m) | 5s |
| Afternoon (07 Apr) | 3.5ft (1.1m) | 5s |
| Evening (07 Apr) | 1.5ft (0.5m) | 9s |
Table - waves today at Shonan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 07 | Wednesday 08 | Thursday 09 | Fri 10 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 6 | 5 | 5 | 9 | 8 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 4 | 4 | 8 | 8 | 4 | 4 | 4 | 4 | 4 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 37 | 81 | 118 | 66 | 42 | 45 | 96 | 62 | 68 | 50 | 35 | 33 | 23 | 51 | 11 | 8 | 6 | 7 | 19 | 41 | 46 | 39 | 21 | 18 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 6:13AM 1.45 | 8:22PM 1.20 | 6:35AM 1.40 | 9:26PM 1.12 | 6:57AM 1.33 | 12:14AM 1.09 | ||||||||||||||||||
Low Tide / height (m) | 1:25PM 0.28 | 12:54AM 0.96 | 2:05PM 0.37 | 1:09AM 1.02 | 2:59PM 0.46 | 12:47AM 1.09 | ||||||||||||||||||
Tuesday 07 | Wednesday 08 | Thursday 09 | Fri 10 | |||||||||||||||||||||
| Sunrise | 5:22 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:18 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:08 | - | - | - |
 | |  | | |  |  | |  | | | | | | | | | |  | | |  | | | |
Rain (mm) | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 17 | 16 | 16 | 15 | 11 | 10 | 9 | 9 | 11 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 14 | 16 | 17 | 16 | 16 | 14 | 15 |
| Feels °C (?) | 14 | 13 | 12 | 14 | 11 | 1 | 2 | 2 | 3 | 7 | 9 | 7 | 8 | 8 | 7 | 8 | 8 | 9 | 9 | 10 | 10 | 10 | 9 | 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)
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