Chokusen Surf Break

Lat Long: 31.63° N 131.46° E

Chokusen 48 hour detailed Surf Forecast

Issued: 2 am 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Chokusen sea temperature is
28.7° C
0.2° 

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


How big are the waves at Chokusen today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 2.5ft (0.8m), 8s period with SSE swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 3.5ft (1.0m), 9s period with SSE swell.
  • Evening surf: Evening surf (20 Aug, local time) - 3.5ft (1.1m), 9s period with S swell.

The current surf forecast for Chokusen at 7AM is: 0.8m 8s primary swell from a East direction and 0.5m 5s secondary swell from a South-southeast direction (forecast issued at 02:00am August 20). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (20 Aug)2.5ft (0.8m)8s
Afternoon (20 Aug)3.5ft (1.0m)9s
Evening (20 Aug)3.5ft (1.1m)9s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Fri night. Warm (max 28°C on Thu morning, min 26°C on Thu night). Wind will be generally light.

Thursday
20
Friday
21
Saturday
22
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
1
0
0
0
0
1
1
2
2
1
1
0
0
0
0
2
1
1
0
0
0
0
1
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)
0.8
E
8
0.8
E
8
0.8
E
8
0.8
SSE
8
1
S
9
1
SSE
9
1.1
S
9
1.1
S
9
1.1
S
9
1.2
S
10
1.1
S
9
1.1
S
9
1
S
9
1
S
9
1
S
9
0.9
S
9
0.9
S
9
0.9
S
9
0.9
S
9
0.8
S
8
0.8
S
8
0.8
S
8
0.8
S
9
1
S
9
Wave Graph
Metric surfscale
Energy kJ
82
82
78
92
162
173
190
186
186
262
207
194
155
155
155
126
126
123
117
86
84
84
94
166
Wind (km/h)
5
E
5
NE
10
NNE
10
NNE
10
E
10
E
10
ESE
5
ESE
0
NE
5
NNW
10
N
10
NE
10
ENE
15
ESE
10
ESE
5
ESE
0
E
10
NNE
10
NE
15
E
15
ENE
15
ENE
10
E
10
E
Wind State
on
glassy
cross
cross-on
on
on
on
on
glassy
glassy
cross
cross-on
on
on
cross-on
cross-on
glassy
cross-on
cross-on
on
on
on
on
on
High Tide
9:55PM1.86m
11:45AM1.51m
10:29PM1.78m
2:13PM1.49m
11:25PM1.69m
4:05PM1.59m
Low Tide
4:58AM0.81m
4:22PM1.30m
6:09AM0.87m
5:30PM1.44m
7:47AM0.86m
8:18PM1.48m
thunderstorm
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:41
5:41
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:52
6:52
6:51
 mm
1
1
1
Temp °C
27
27
27
28
28
28
28
27
27
27
26
27
28
28
28
27
27
26
26
27
28
28
28
27
Feels °C
32
32
32
32
32
31
33
32
33
32
30
31
31
31
32
32
33
30
30
30
31
31
32
31
  • 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 Chokusen 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 locationNearest