Surf Forecasts:
How big are the waves at Shonan today (21 Sep):
- Evening surf: Evening surf (21 Sep, local time) - 6ft (1.9m), 12s period with SSE swell.
The current surf forecast for Shonan at 12AM is: 2.1m 12s primary swell from a South-southeast direction and 0.2m 12s secondary swell from a East direction (forecast issued at 08:00pm September 20). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | - | - |
| Afternoon (21 Sep) | - | - |
| Evening (21 Sep) | 6ft (1.9m) | 12s |
Table - waves today at Shonan. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 178mm), heaviest during Mon night. Warm (max 26°C on Mon night, min 22°C on Sun night). Mainly strong winds. | ||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | ||||||||||||||||
6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | SSE 12 | S 12 | S 13 | S 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 11 | SSE 10 | SSE 10 | S 9 | S 9 | SSE 8 | SSE 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 892 | 1000 | 1231 | 1461 | 1991 | 2393 | 2796 | 3932 | 4805 | 5473 | 3340 | 745 | 314 | 235 | 169 | 158 | 115 | 96 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-on | cross-on | on | on | cross-on | cross |
High Tide | 7:05PM1.18m | 3:28PM1.22m | 00:17AM1.13m | 3:30PM1.28m | ||||||||||||||
Low Tide | 7:00AM0.53m | 8:35PM1.07m | 8:02AM0.46m | 8:55PM0.95m | ||||||||||||||
 | |  |  |  | |  | | | | | |  |  |  | |  | | |
 | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:39 | — | — |
mm | 12 | 18 | 8 | 4 | 7 | 9 | 13 | 22 | 18 | 50 | 22 | 1 | — | — | 1 | 1 | — | 1 |
Temp °C | 22 | 22 | 22 | 23 | 22 | 23 | 23 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 24 |
Feels °C | 21 | 21 | 20 | 21 | 20 | 22 | 21 | 24 | 25 | 22 | 21 | 29 | 29 | 29 | 29 | 27 | 28 | 26 |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | SSE 12 | S 12 | S 13 | S 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 11 | SSE 10 | SSE 10 | S 9 | S 9 | SSE 8 | SSE 8 |
| kJ | 892 | 1000 | 1231 | 1461 | 1991 | 2393 | 2796 | 3932 | 4805 | 5473 | 3340 | 745 | 314 | 235 | 169 | 158 | 115 | 96 |
Swell 2 Height (m) Direction Period (s) | — | — | E 12 | E 12 | — | — | — | — | — | — | — | NNW 4 | SW 9 | SW 9 | WSW 8 | E 10 | E 10 | E 10 |
| kJ | — | — | 11 | 3 | — | — | — | — | — | — | — | 3 | 79 | 28 | 25 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | NNW 4 | N 4 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 11 | 1 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 3 | NNE 3 | NNE 3 | NNE 3 | NNE 3 | N 3 | NNE 3 | — | — | NNE 4 | NNW 4 | — | — | — | — | — | E 3 | ESE 4 |
| kJ | 9 | 9 | 9 | 9 | 9 | 6 | 12 | — | — | 52 | 25 | — | — | — | — | — | 1 | 19 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 544 | 544 | 59 | 47 | 557 | 20 | 501 | 497 | 500 | 497 | 478 | 0 | 4 | 29 | 17 | 514 | 253 | 2 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
- Map Icons:
Break
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
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