Chokusen Surf Break

Lat Long: 31.63° N 131.46° E

Chokusen 48 hour detailed Surf Forecast

Issued: 8 am 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Chokusen sea temperature is
28.5° C
0.1° 

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 (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 3ft (0.9m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 2.5ft (0.8m), 9s period with E swell.
  • Evening surf: Evening surf (18 Aug, local time) - 2.5ft (0.8m), 9s period with E swell.

The current surf forecast for Chokusen at 11AM is: 0.8m 9s primary swell from a East direction and 0.5m 7s secondary swell from a South direction (forecast issued at 08:00am August 18). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (18 Aug)3ft (0.9m)9s
Afternoon (18 Aug)2.5ft (0.8m)9s
Evening (18 Aug)2.5ft (0.8m)9s

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


Short Range Forecast

Moderate rain (total 17mm), heaviest on Wed night. Warm (max 28°C on Tue morning, min 27°C on Tue morning). Wind will be generally light.

Tuesday
18
Wednesday
19
Thursday
20
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
1
1
0
0
0
1
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)
0.9
E
9
0.9
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
8
0.9
E
8
0.9
E
8
1
E
8
1.1
E
8
1
E
8
0.9
E
8
0.9
E
8
0.8
E
8
0.8
E
8
0.9
SSE
8
1
S
9
1.1
S
9
1.2
S
9
1.2
S
9
Wave Graph
Metric surfscale
Energy kJ
130
130
101
101
99
96
94
92
116
112
138
173
135
107
104
82
80
112
169
203
240
235
Wind (km/h)
10
SSE
10
ESE
10
ESE
15
E
10
E
10
ENE
10
ENE
10
E
15
ENE
15
ENE
15
E
15
E
15
E
10
E
10
ESE
10
ESE
5
E
10
ENE
15
E
15
ESE
10
ESE
10
ESE
Wind State
cross-on
cross-on
on
on
on
on
on
on
on
cross-on
on
on
on
on
on
cross-on
glassy
on
on
on
on
cross-on
High Tide
9:38AM1.76m
9:28PM1.93m
10:30AM1.62m
9:55PM1.86m
11:45AM1.51m
Low Tide
3:25AM0.68m
3:21PM0.94m
4:07AM0.74m
3:49PM1.13m
4:58AM0.81m
4:22PM1.30m
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:41
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:54
6:53
6:52
 mm
1
2
1
1
2
1
1
3
1
1
1
Temp °C
27
27
28
28
28
27
27
27
27
27
28
28
28
27
27
27
27
27
28
28
28
27
Feels °C
31
30
31
31
32
31
31
31
30
30
31
31
32
31
31
32
32
31
31
31
32
32
  • 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