Shonan Surf Break

Lat Long: 35.32° N 139.44° E

Shonan 48 hour detailed Surf Forecast

Issued: 8 pm 24 Sep 2026 (local time)

Forecast update in  hr  min

Today's Shonan sea temperature is
25.1°C
0.1° 

Shonan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Shonan today (25 Sep):

  • Morning surf: Morning surf (25 Sep, local time) - 0.5ft (0.1m), 8s period with SE swell.
  • Afternoon surf: Afternoon surf (25 Sep, local time) - 0.5ft (0.1m), 8s period with SE swell.
  • Evening surf: Evening surf (25 Sep, local time) - 0.5ft (0.1m), 8s period with SE swell.

The current surf forecast for Shonan at 2AM is: 0.1m 8s primary swell from a Southeast direction and 0.1m 5s secondary swell from a Southeast direction (forecast issued at 08:00pm September 24). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (25 Sep)0.5ft (0.1m)8s
Afternoon (25 Sep)0.5ft (0.1m)8s
Evening (25 Sep)0.5ft (0.1m)8s

Table - waves today at Shonan. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 17mm), heaviest on Sat morning. Warm (max 25°C on Thu night, min 17°C on Sat morning). Winds increasing (calm on Thu night, fresh winds from the NE by Sat morning).

Thu
24
Friday
25
Saturday
26
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
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
SSE
5
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.3
SE
3
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
S
10
0.1
S
10
0.1
S
13
0.1
S
13
0.1
SE
9
Wave Graph
Metric surfscale
Energy kJ
3
3
3
3
3
3
3
3
3
3
3
3
3
2
3
4
3
3
Wind (km/h)
10
SW
0
ESE
10
E
10
ENE
10
E
10
E
5
SSE
15
S
15
SSE
15
SE
10
SE
0
S
20
NE
35
NE
25
N
25
N
25
N
25
N
Wind State
cross-on
glassy
cross
cross
cross
cross
on
cross-on
on
on
on
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
3:57PM1.41m
3:27AM1.40m
4:15PM1.46m
4:08AM1.47m
4:33PM1.50m
Low Tide
9:44PM0.68m
9:51AM0.34m
10:11PM0.54m
10:21AM0.37m
clear
part cloud
cloud
part cloud
cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
light rain
light rain
mod rain
mod rain
light rain
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:31
5:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:36
5:34
 mm
2
1
6
6
2
Temp °C
24
25
24
23
23
23
24
24
23
23
22
20
20
18
17
17
18
18
Feels °C
26
28
26
24
24
23
25
24
23
23
23
23
20
14
13
14
15
15
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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.


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