Shonan Surf Break

Lat Long: 35.32° N 139.44° E

Shonan 48 hour detailed Surf Forecast

Issued: 2 am 01 Sep 2026 (local time)

Forecast update in  hr  min

Today's Shonan sea temperature is
28.2°C
1.5° 

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 (01 Sep):

  • Morning surf: Morning surf (01 Sep, local time) - 1ft (0.3m), 8s period with SSW swell.
  • Afternoon surf: Afternoon surf (01 Sep, local time) - 1ft (0.3m), 9s period with SSW swell.
  • Evening surf: Evening surf (01 Sep, local time) - 1ft (0.3m), 8s period with SSW swell.

The current surf forecast for Shonan at 7AM is: 0.3m 8s primary swell from a South-southwest direction and 0.1m 10s secondary swell from a Southeast direction (forecast issued at 02:00am September 01). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (01 Sep)1ft (0.3m)8s
Afternoon (01 Sep)1ft (0.3m)9s
Evening (01 Sep)1ft (0.3m)8s

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


Short Range Forecast

Heavy rain (total 24mm), heaviest during Thu night. Warm (max 28°C on Wed afternoon, min 22°C on Thu night). Wind will be generally light.

Tuesday
1
Wednesday
2
Thursday
3
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
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
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
SSW
9
0.3
SSW
9
0.3
SSW
8
0.2
E
12
0.3
SSW
9
0.3
SSW
9
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.4
SSW
8
0.4
SSW
8
0.4
SSW
9
0.4
SSW
9
0.4
SSW
8
0.5
S
9
0.5
S
9
0.5
S
9
0.5
S
9
0.5
S
8
0.4
SSW
8
Wave Graph
Metric surfscale
Energy kJ
15
15
14
14
15
15
13
14
14
14
14
14
14
24
24
25
25
22
39
39
39
38
35
24
Wind (km/h)
15
NE
10
NE
15
NE
10
ENE
5
E
5
SSE
5
S
5
SSE
5
ENE
0
SSW
0
NW
5
SSE
10
S
15
S
15
S
15
S
10
SSW
15
SSW
10
SSW
10
SSW
15
SSW
15
WSW
15
WNW
10
SW
Wind State
cross-off
cross-off
cross-off
cross
cross
on
glassy
glassy
glassy
glassy
glassy
glassy
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross
High Tide
6:56AM1.41m
6:47PM1.51m
7:44AM1.31m
7:09PM1.49m
8:44AM1.20m
7:34PM1.45m
Low Tide
00:44AM0.36m
12:44PM0.57m
1:22AM0.32m
1:10PM0.72m
2:06AM0.32m
1:35PM0.87m
cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
thunderstorm
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:13
5:13
5:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:09
6:08
6:07
 mm
1
1
3
Temp °C
24
24
24
25
26
27
27
26
26
26
25
26
27
28
27
26
26
26
26
27
27
27
25
23
Feels °C
25
25
25
27
29
30
30
29
30
30
29
29
29
30
29
28
29
29
29
30
29
28
26
25
  • 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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