Chokusen surfForecast / Kyu Shu / Japan

information circle48hr Weather and Surf, issued 2 am Tuesday 21 Apr 2026 JST
Forecast update in hr  min  s Forecast update imminent
Chokusen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Chokusen sea temperature is
21.3° C
(Which is normal for this time of year)

How big are the waves at Chokusen today?

The current surf forecast for Chokusen at 7AM is: 1.5m 12s primary swell from a East direction (forecast issued at 02:00am April 21). An open ocean swell of 0.4m 4s is not directed at the surf break, a second open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (JST) & DateWave HeightWave Period
Morning (21 Apr)5ft (1.6m)12s
Afternoon (21 Apr)4ft (1.2m)12s
Evening (21 Apr)4ft (1.2m)11s

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


Updates in  hr  min  s Forecast update imminent
Tuesday
21
Wednesday
22
Thursday
23
0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM
Rating
(10 max)
3
3
3
2
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
2
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.6
ESE
1.6
ESE
1.5
E
1.6
E
1.3
ESE
1.2
ESE
1.2
E
1.2
E
1.2
E
1.3
E
1.4
E
1.3
E
1.3
E
1.2
E
1.2
E
1.2
E
1.1
E
1.2
E
1.4
E
0.8
E
0.8
E
2.1
SSW
1.7
NE
1.8
NE
Period(s) (?)121212121212111111111110101010101010101010777
Wave
Graph
(?)Metric surfscale
Energy kJ (?)794781661722486411364351338379434352345294294296249290400125125374311355
Wind
(km/h)
15
W
15
W
10
NNW
10
N
30
NNE
35
NNE
25
NE
15
NE
10
NNE
10
N
10
N
10
NNE
10
NE
10
ENE
10
E
15
ESE
20
E
25
E
20
NNE
15
WSW
30
NNW
25
N
25
NNE
30
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffcross-
off
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscrosscrosscross-
on
cross-
on
ononononcross-
on
cross-
off
cross-
off
crosscross-
on
cross-
on
High Tide
/ height (m)
7:50AM
1.87
9:43PM
1.69
8:30AM
1.75
10:52PM
1.56
9:20AM
1.60
Low Tide
/ height (m)
2:12AM
0.89
2:48PM
-0.04
2:57AM
1.03
3:43PM
0.11
3:56AM
1.13
4:51PM
0.28
Tuesday
21
Wednesday
22
Thursday
23
Sunrise--5:39-------5:39-------5:37-----
Sunset------6:45-------6:46-------6:46-
part cloud
clear
cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
heavy rain
heavy rain
heavy rain
light rain
light rain
light rain
light rain
Rain (mm)
---------------141121243231
Temp. °C191818191919191919171718192019191818171817161615
Feels °C (?)191718191311131617151517181918171616151813121210
  • 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

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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