Nichinan surfForecast / Kyu Shu / Japan

information circle48hr Weather and Surf, issued 8 pm Sunday 15 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
19.9° C
(Which is normal for this time of year)

How big are the waves at Nichinan today?

The current surf forecast for Nichinan at 3AM is: 1.9m 13s primary swell from a East direction and 1.1m 17s secondary swell from a East direction (forecast issued at 08:00pm March 15). An open ocean swell of 0.6m 5s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 4.

Time (JST) & DateWave HeightWave Period
Morning (16 Mar)4ft (1.2m)17s
Afternoon (16 Mar)5ft (1.6m)13s
Evening (16 Mar)6.5ft (2.0m)16s

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


Updates in  hr  min  s Forecast update imminent
Sun
15
Monday
16
Tuesday
17
Wednesday
18
6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM
Rating
(10 max)
3
4
4
4
4
3
3
3
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
3
Swell
Height Map
Wave Height (m) & direction (?)
2.4
E
2.2
E
2
E
1.9
E
1.8
E
1.7
E
1.3
E
1.6
E
2
E
2
E
2
E
1.9
E
1.9
E
1.8
E
1.7
E
1.7
ENE
1.7
ENE
1.6
ENE
1.6
ENE
1.6
ENE
1.6
ENE
1.4
ENE
1.4
ENE
1.4
ENE
Period(s) (?)131312131312161316161515141414141414141313131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)19091543121811911054839890865200219521902156815041298109710901090986972836823690659648
Wind
(km/h)
10
SSE
5
NNE
5
NNW
10
NW
10
N
15
NE
10
ENE
5
ESE
5
E
5
NNE
5
NNW
5
NW
5
NNW
5
N
10
ENE
10
ESE
5
ESE
5
ESE
0
E
0
SE
0
SE
5
WSW
10
W
5
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onglassglassoffcross-
off
crosscrosscross-
on
glassglassglassglassoffglasscross-
on
ononglassglassglassglasscross-
off
cross-
off
cross-
off
High Tide
/ height (m)
3:48PM
1.47
5:19AM
1.60
4:36PM
1.62
5:43AM
1.70
5:17PM
1.76
6:06AM
1.77
Low Tide
/ height (m)
10:35PM
0.25
10:58AM
0.75
11:11PM
0.14
11:28AM
0.57
11:44PM
0.08
11:58AM
0.40
Sun
15
Monday
16
Tuesday
17
Wednesday
18
Sunrise-----6:24-------6:22-------6:20--
Sunset6:21-------6:22-------6:22-------
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
Rain (mm)
------------------------
Temp. °C151312111113141414141312121415161615151415151617
Feels °C (?)131211989111213131211101313141514151415141416
  • 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

Latest Updates

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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