Chokusen Surf Break

Lat Long: 31.63° N 131.46° E

Chokusen 48 hour detailed Surf Forecast

Issued: 2 pm 17 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 (17 Aug):

  • Afternoon surf: Afternoon surf (17 Aug, local time) - 3.5ft (1.1m), 10s period with E swell.
  • Evening surf: Evening surf (17 Aug, local time) - 3.5ft (1.0m), 9s period with E swell.

The current surf forecast for Chokusen at 8PM is: 1.0m 9s primary swell from a East direction and 0.5m 8s secondary swell from a South direction, 0.5m 4s secondary swell from a South direction (forecast issued at 02:00pm August 17). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (17 Aug)--
Afternoon (17 Aug)3.5ft (1.1m)10s
Evening (17 Aug)3.5ft (1.0m)9s

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


Short Range Forecast

Heavy rain (total 24mm), heaviest during Wed night. Warm (max 29°C on Mon afternoon, min 27°C on Mon night). Wind will be generally light.

Mon
17
Tuesday
18
Wednesday
19
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
1
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
Wave
Height (m)
Direction
Period (s)
1.1
E
10
1.1
E
10
1
E
9
1
E
9
0.9
E
9
0.9
E
9
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
8
1.1
E
8
1
E
8
1
E
8
1
E
8
1.1
E
8
1
E
8
0.9
E
8
Wave Graph
Metric surfscale
Energy kJ
225
220
175
168
133
133
130
130
101
101
99
96
92
173
140
138
138
163
135
107
Wind (km/h)
20
S
15
SSE
15
SSE
10
SSE
10
SE
5
ESE
5
ESE
10
E
15
E
15
ENE
10
ENE
10
ENE
10
E
10
ENE
15
ENE
15
E
15
E
15
E
15
E
10
ESE
Wind State
cross
cross
cross
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
High Tide
9:02PM1.99m
9:38AM1.76m
9:28PM1.93m
10:30AM1.62m
Low Tide
2:54PM0.73m
3:25AM0.68m
3:21PM0.94m
4:07AM0.74m
3:49PM1.13m
rain showers
clear
part cloud
part cloud
part cloud
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:55
6:54
6:53
 mm
1
1
1
1
1
1
2
1
1
3
Temp °C
28
29
28
27
27
27
27
27
28
28
28
27
27
27
27
27
28
28
28
28
Feels °C
30
31
31
30
31
31
31
30
30
31
31
30
30
30
30
30
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.


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