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Shonan surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 2 pm Friday 20 Feb 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
16.3° C
(Which is normal for this time of year)How big are the waves at Shonan today?
The current surf forecast for Shonan at 7PM is: 0.1m 9s primary swell from a Southeast direction (forecast issued at 02:00pm February 20). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Feb) | - | - |
| Afternoon (20 Feb) | - | - |
| Evening (20 Feb) | 0.5ft (0.1m) | 8s |
Table - waves today at Shonan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| 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) (?) | 12 | - | 9 | 8 | 4 | 12 | 12 | 12 | 4 | - | 12 | 12 | 12 | - | - | 12 | 12 | 4 | 4 | 5 | 5 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3 | 0 | 3 | 3 | 1 | 3 | 3 | 3 | 1 | 0 | 3 | 3 | 3 | 0 | 0 | 3 | 3 | 16 | 39 | 77 | 103 | 122 | 136 | 159 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross | cross- off | off | off | off | cross- off | glass | on | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 6:31PM 1.49 | 6:53AM 1.52 | 7:16PM 1.41 | 7:15AM 1.51 | 8:06PM 1.30 | 7:37AM 1.48 | ||||||||||||||||||
Low Tide / height (m) | 12:32PM 0.47 | 12:41AM 0.38 | 1:08PM 0.39 | 1:08AM 0.54 | 1:48PM 0.35 | 1:35AM 0.71 | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 |
| Sunset | - | 5:28 | - | - | - | - | - | - | - | 5:29 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - |
 | |  | |  | | |  | | | | | | | | | | | | |  | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 7 | 8 | 9 | 9 | 8 | 7 | 7 | 8 | 11 | 12 | 12 | 11 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 14 | 14 | 14 | 14 | 15 |
| Feels °C (?) | 2 | 4 | 6 | 6 | 3 | 2 | 3 | 4 | 8 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 8 | 9 | 8 | 7 | 8 | 9 | 9 | 10 |
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