Shonan Surf Break

Lat Long: 35.32° N 139.44° E

Shonan 48 hour detailed Surf Forecast

Issued: 8 am 27 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 (27 Sep):

  • Morning surf: Morning surf (27 Sep, local time) - 0.5ft (0.2m), 5s period with S swell.
  • Afternoon surf: Afternoon surf (27 Sep, local time) - 0.5ft (0.2m), 6s period with S swell.
  • Evening surf: Evening surf (27 Sep, local time) - 2ft (0.6m), 7s period with S swell.

The current surf forecast for Shonan at 4PM is: 0.3m 6s primary swell from a South direction and 0.1m 8s secondary swell from a Southeast direction (forecast issued at 08:00am September 27). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (27 Sep)0.5ft (0.2m)5s
Afternoon (27 Sep)0.5ft (0.2m)6s
Evening (27 Sep)2ft (0.6m)7s

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


Short Range Forecast

Heavy rain (total 48mm), heaviest during Tue afternoon. Warm (max 25°C on Mon afternoon, min 18°C on Tue afternoon). Wind will be generally light.

Sunday
27
Monday
28
Tuesday
29
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
1
1
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
Wave
Height (m)
Direction
Period (s)
0.2
S
5
0.2
S
5
0.2
S
5
0.2
S
6
0.5
S
7
0.6
S
7
0.6
S
7
0.5
S
7
0.5
SSW
6
0.6
SSW
6
1.3
SSW
6
0.6
S
6
0.5
S
5
0.3
S
7
0.7
S
7
0.7
S
7
0.6
S
7
0.6
S
7
0.3
SW
13
0.3
SW
12
0.3
SW
12
0.3
SW
12
Wave Graph
Metric surfscale
Energy kJ
3
3
3
3
24
35
34
23
23
29
112
23
15
9
45
45
33
33
26
25
24
23
Wind (km/h)
15
NNE
20
NNE
15
NE
10
NE
0
N
0
NNE
10
SSW
10
SW
10
SSW
10
SW
10
SW
10
WSW
10
NW
5
SW
10
W
10
NNW
20
NNE
15
N
15
NE
15
NE
15
NNE
15
NNE
Wind State
cross-off
cross-off
cross-off
cross-off
glassy
glassy
cross-on
cross-on
cross-on
cross
cross-on
cross
off
glassy
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
4:48AM1.52m
4:53PM1.52m
5:29AM1.53m
5:14PM1.54m
6:11AM1.50m
5:36PM1.55m
Low Tide
10:51AM0.43m
11:10PM0.27m
11:21AM0.53m
11:42PM0.18m
11:50AM0.64m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
mod rain
mod rain
heavy rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
—
—
—
—
—
—
5:33
—
—
—
—
—
—
—
5:33
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
5:32
—
—
—
—
—
—
—
5:30
—
—
—
—
—
—
—
5:30
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
3
8
9
13
7
Temp °C
19
21
22
23
22
22
21
22
22
22
24
25
24
24
24
24
23
20
20
19
18
18
Feels °C
18
20
22
24
24
25
22
24
24
24
26
27
26
27
26
25
23
21
21
19
18
17
  • 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 

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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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