Nichinan Surf Break

Lat Long: 31.60° N 131.41° E

Nichinan 48 hour detailed Surf Forecast

Issued: 2 pm 11 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nichinan sea temperature is
28.8° C
0.3° 

Nichinan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Nichinan today (11 Aug):

  • Afternoon surf: Afternoon surf (11 Aug, local time) - 4ft (1.2m), 11s period with E swell.
  • Evening surf: Evening surf (11 Aug, local time) - 3.5ft (1.1m), 11s period with ENE swell.

The current surf forecast for Nichinan at 7PM is: 1.1m 11s primary swell from a East direction and 1.0m 10s secondary swell from a South direction (forecast issued at 02:00pm August 11). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (11 Aug)--
Afternoon (11 Aug)4ft (1.2m)11s
Evening (11 Aug)3.5ft (1.1m)11s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Fri morning. Warm (max 28°C on Tue afternoon, min 24°C on Wed night). Wind will be generally light.

Tue
11
Wednesday
12
Thursday
13
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)
2
1
2
2
3
2
3
3
2
0
0
1
2
2
2
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)
1.3
E
12
1.2
E
11
1.2
E
11
1.1
ENE
11
1.1
ENE
11
1.1
ENE
11
1.3
ENE
10
1.3
ENE
10
1.4
ENE
11
1.3
ENE
11
1.1
ENE
12
0.9
ENE
12
0.8
ENE
11
0.7
ENE
11
0.8
S
9
0.7
S
9
0.7
S
9
0.7
S
9
0.7
S
9
0.6
E
10
Wave Graph
Metric surfscale
Energy kJ
464
377
358
303
297
286
345
353
444
366
349
237
156
121
103
78
76
76
73
70
Wind (km/h)
10
E
10
SSE
10
SSW
10
SW
5
W
20
NNE
10
NNE
5
NE
5
SSE
20
S
20
SSW
10
SW
10
WSW
10
W
5
W
10
SSW
15
S
20
SSE
15
SSE
10
SSE
Wind State
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
glassy
on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
6:07PM2.01m
5:10AM2.09m
6:41PM2.06m
5:59AM2.16m
7:12PM2.09m
Low Tide
11:12AM0.18m
11:36PM1.12m
11:58AM0.11m
00:16AM0.97m
12:39PM0.10m
clear
part cloud
part cloud
part cloud
clear
rain showers
clear
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:01
7:00
7:00
 mm
1
1
Temp °C
28
28
28
26
26
25
25
26
27
28
27
26
25
24
24
27
28
28
27
26
Feels °C
31
31
32
29
30
26
27
29
29
29
28
29
28
27
27
30
29
28
28
29
  • 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 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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