Nichinan Surf Break

Lat Long: 31.60° N 131.41° E

Nichinan 48 hour detailed Surf Forecast

Issued: 2 am 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nichinan sea temperature is
28.0°C
0.5° 

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 (19 Sep):

  • Morning surf: Morning surf (19 Sep, local time) - 8ft (2.5m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (19 Sep, local time) - 10ft (3.0m), 16s period with ESE swell.
  • Evening surf: Evening surf (19 Sep, local time) - 13ft (4.0m), 14s period with E swell.

The current surf forecast for Nichinan at 8AM is: 2.5m 10s primary swell from a East direction and 0.8m 14s secondary swell from a East-southeast direction, 0.4m 20s secondary swell from a East-southeast direction (forecast issued at 02:00am September 19). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (19 Sep)8ft (2.5m)10s
Afternoon (19 Sep)10ft (3.0m)16s
Evening (19 Sep)13ft (4.0m)14s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Sat morning. Warm (max 28°C on Sun morning, min 23°C on Sun night). Winds decreasing (fresh winds from the NE on Sat morning, calm by Mon night).

Saturday
19
Sunday
20
Monday
21
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
2
1
1
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
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3
3
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
E
10
3
E
10
2.5
E
10
2.5
E
10
2.5
E
10
3
ESE
16
4
E
15
4
E
14
4
E
14
4
ESE
14
4
ESE
14
4
ESE
13
4
E
13
4
E
13
4
E
13
4
E
13
3.5
E
13
3
E
12
3
E
12
3
E
12
3
E
12
2.5
E
12
2.2
E
12
2.1
ENE
11
Wave Graph
Metric surfscale
Energy kJ
1449
1523
1432
1420
1478
4723
6778
6383
6207
5919
5748
5309
4845
5056
5400
4943
3964
3099
2808
2414
2314
1810
1365
1045
Wind (km/h)
25
E
25
ENE
25
NE
25
NE
30
NE
25
NE
25
NE
20
NNE
15
N
15
N
15
N
15
N
15
NE
15
NE
15
NNE
10
NNW
10
W
5
NW
10
N
5
NNW
5
ESE
10
SSE
5
SE
5
SE
Wind State
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
off
cross-off
glassy
cross-on
cross-on
on
glassy
High Tide
9:26PM1.76m
1:20PM1.50m
10:15PM1.64m
3:30PM1.58m
00:21AM1.56m
4:06PM1.68m
Low Tide
5:07AM0.84m
4:37PM1.46m
6:49AM0.88m
8:06PM1.46m
8:30AM0.81m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:00
6:00
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:14
6:13
 mm
8
11
6
3
1
Temp °C
26
25
25
26
26
27
26
25
25
24
24
26
28
28
28
26
25
24
23
25
26
27
26
25
Feels °C
27
26
25
26
25
27
26
26
27
26
25
27
29
29
30
29
28
27
25
28
29
29
29
28
  • 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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