Nichinan surfForecast / Kyu Shu / Japan

information circle48hr Weather and Surf, issued 8 am Tuesday 31 Mar 2026 JST
Forecast update in hr  min  s Forecast update imminent
Nichinan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nichinan sea temperature is
18.8° C
(Which is 1.7°C colder than average for this time of year)

How big are the waves at Nichinan today?

The current surf forecast for Nichinan at 2PM is: 2.3m 8s primary swell from a South direction and 2.0m 8s secondary swell from a South direction, 0.3m 11s secondary swell from a East-northeast direction (forecast issued at 08:00am March 31). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (31 Mar)8ft (2.5m)9s
Afternoon (31 Mar)8ft (2.5m)8s
Evening (31 Mar)5ft (1.5m)8s

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


Updates in  hr  min  s Forecast update imminent
Tuesday
31
Wednesday
01
Thursday
02
Fri
03
6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM
Rating
(10 max)
!
2
1
3
1
2
1
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
3
S
2.5
S
2.3
S
2.5
SSW
1.7
S
1.5
S
1.3
S
1.1
NE
0.9
SE
0.9
SE
0.6
SSE
0.6
S
0.5
SE
0.8
NE
0.6
S
0.8
S
0.7
S
0.5
S
0.5
SE
0.5
SE
0.4
ESE
0.5
SE
0.5
SE
0.3
ESE
Period(s) (?)898888877776758877777778
Wave
Graph
(?)Metric surfscale
Energy kJ (?)119398674481738127719611169673529253049845424232320232414
Wind
(km/h)
20
SW
25
SW
30
WSW
25
W
15
WSW
5
W
10
ENE
10
ENE
15
NE
20
NNE
20
NNE
15
NNE
15
N
5
NNW
10
W
10
WNW
10
WNW
10
WNW
15
WNW
15
WNW
15
NW
10
NW
10
NW
5
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
off
cross-
off
cross-
off
cross-
off
crosscross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffoffoffoff
High Tide
/ height (m)
5:25AM
1.72
5:27PM
1.75
5:49AM
1.78
6:06PM
1.81
6:12AM
1.82
6:42PM
1.83
Low Tide
/ height (m)
11:27AM
0.45
11:38PM
0.24
11:57AM
0.30
12:09AM
0.30
12:26PM
0.19
12:38AM
0.39
Tuesday
31
Wednesday
01
Thursday
02
Fri
03
Sunrise-6:05-------6:03-------6:01------
Sunset----6:31-------6:32-------6:32---
light rain
rain showers
part cloud
clear
part cloud
clear
cloud
cloud
light rain
mod rain
mod rain
light rain
light rain
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
Rain (mm)
31------29652-----------
Temp. °C212119191816161614131313131412121114182018141313
Feels °C (?)21201515161615151210101011131010811141615111111
  • 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 Nichinan 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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