Aoshima Harbour Surf Break

Lat Long: 31.80° N 131.47° E

Aoshima Harbour 48 hour detailed Surf Forecast

Issued: 2 am 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Aoshima Harbour sea temperature is
27.8°C
0.4° 

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


How big are the waves at Aoshima Harbour 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) - 11ft (3.5m), 16s period with E swell.
  • Evening surf: Evening surf (19 Sep, local time) - 11ft (3.5m), 14s period with ESE swell.

The current surf forecast for Aoshima Harbour at 6AM is: 3.0m 10s primary swell from a East direction and 2.5m 10s secondary swell from a East direction, 0.2m 9s secondary swell from a South direction (forecast issued at 02:00am September 19). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (19 Sep)8ft (2.5m)10s
Afternoon (19 Sep)11ft (3.5m)16s
Evening (19 Sep)11ft (3.5m)14s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Sat morning. Warm (max 28°C on Sun afternoon, min 22°C on Mon night). Wind will be generally light.

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
0
0
0
0
!
!
!
!
!
!
!
!
!
!
!
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4
4
2
3
3
3
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)
3
E
10
3
E
10
3
E
10
2.5
E
10
2.4
E
10
3.5
E
16
3.5
E
15
3.5
ESE
14
3.5
ESE
14
3.5
ESE
14
3.5
ESE
14
3.5
ESE
13
3.5
ESE
13
3.5
ESE
13
3.5
ESE
13
3.5
E
13
3
E
13
3
E
12
2.5
E
12
2.5
E
12
2.5
E
12
2.2
E
12
2
E
12
1.8
E
11
Wave Graph
Metric surfscale
Energy kJ
1742
1725
1631
1153
1154
5647
5771
5241
4824
4813
4425
4059
3947
3888
4179
3844
3018
2439
2174
1999
1836
1369
1095
814
Wind (km/h)
25
E
25
ENE
25
ENE
30
NE
30
NE
20
NE
20
NE
15
NNE
10
NNW
10
NNW
15
NNW
10
NNW
15
NE
15
NE
20
NNE
10
NNW
5
W
5
NW
10
NW
5
NW
15
ENE
10
SE
10
ESE
5
SW
Wind State
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
on
cross-on
cross-on
glassy
High Tide
9:22PM1.85m
1:02PM1.59m
10:18PM1.71m
3:05PM1.69m
00:29AM1.62m
3:54PM1.81m
Low Tide
5:05AM0.65m
4:58PM1.49m
6:44AM0.70m
8:10PM1.48m
8:20AM0.65m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
6:00
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:14
6:13
 mm
11
11
6
3
1
Temp °C
26
25
25
26
26
26
26
25
24
24
24
26
27
28
28
26
25
24
23
25
26
26
26
25
Feels °C
27
25
25
26
26
26
27
26
26
26
25
28
28
29
29
29
28
27
25
27
27
27
28
27
  • 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 Aoshima Harbour 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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