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Surf Forecasts:
Shonan surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 2 pm Thursday 26 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
15.4° C
(Which is 1.7°C colder than average for this time of year)How big are the waves at Shonan today?
The current surf forecast for Shonan at 11PM is: 1.1m 10s primary swell from a South-southeast direction and 0.5m 10s secondary swell from a Southwest direction (forecast issued at 02:00pm March 26). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Mar) | - | - |
| Afternoon (26 Mar) | 4.5ft (1.4m) | 10s |
| Evening (26 Mar) | 4.5ft (1.3m) | 10s |
Table - waves today at Shonan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | |||||||||||||||||||||
| 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) (?) | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 9 | 9 | 8 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 3 | 12 | 12 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 356 | 394 | 346 | 296 | 226 | 154 | 125 | 60 | 43 | 24 | 12 | 20 | 11 | 10 | 9 | 10 | 9 | 6 | 5 | 2 | 3 | 3 | 3 | 3 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross | on | on | on | on | glass | glass | cross- off | cross- on | cross- on | cross- on | cross | cross- off | off | off | cross- off |
High Tide / height (m) | 8:24AM 1.24 | 3:14AM 1.28 | 12:12PM 1.17 | 3:28AM 1.33 | ||||||||||||||||||||
Low Tide / height (m) | 4:48PM 0.39 | 6:41PM 0.41 | 8:27AM 1.09 | 8:01PM 0.38 | 8:59AM 0.93 | |||||||||||||||||||
Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:33 | - |
| Sunset | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:59 | - | - | - | - | - | - |
 |  |  |  |  | | |  | |  |  | | | |  | | | |  | | | | | | |
Rain (mm) | 1 | - | 1 | 1 | - | - | - | - | - | - | - | 1 | 2 | 1 | 1 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 12 | 11 | 11 | 11 | 11 | 11 | 12 | 14 | 14 | 14 | 13 | 12 | 13 | 13 | 13 | 15 | 15 | 15 | 15 | 14 | 13 | 13 | 15 |
| Feels °C (?) | 6 | 7 | 5 | 6 | 6 | 7 | 7 | 8 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 11 | 13 | 11 | 12 | 13 | 13 | 10 | 10 | 13 |
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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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