Aoshima Harbour Surf Break

Lat Long: 31.80° N 131.47° E

Aoshima Harbour 48 hour detailed Surf Forecast

Issued: 2 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Aoshima Harbour sea temperature is
28.7° C
0.2° 

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 Aug):

  • Afternoon surf: Afternoon surf (19 Aug, local time) - 3ft (0.9m), 8s period with E swell.
  • Evening surf: Evening surf (19 Aug, local time) - 2.5ft (0.8m), 8s period with E swell.

The current surf forecast for Aoshima Harbour at 8PM is: 1.0m 8s primary swell from a East direction and 0.8m 8s secondary swell from a East direction, 0.4m 5s secondary swell from a South-southeast direction (forecast issued at 02:00pm August 19). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (19 Aug)--
Afternoon (19 Aug)3ft (0.9m)8s
Evening (19 Aug)2.5ft (0.8m)8s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Wed afternoon. Warm (max 28°C on Wed afternoon, min 26°C on Wed night). Wind will be generally light.

Wed
19
Thursday
20
Friday
21
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
1
1
0
0
0
0
1
2
2
2
1
0
0
0
0
1
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)
0.9
E
8
0.9
E
8
0.9
E
8
0.8
E
8
0.8
E
8
0.7
E
8
0.7
E
8
0.6
E
8
0.9
SSE
9
0.9
SSE
9
1.1
SSE
9
1.1
SSE
9
1.1
SSE
9
1
SSE
9
1
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
Wave Graph
Metric surfscale
Energy kJ
116
113
113
84
82
61
58
49
113
137
203
194
176
158
169
140
132
129
135
138
Wind (km/h)
15
ENE
15
E
10
ESE
10
ESE
5
ESE
5
N
10
N
10
NE
15
E
10
ESE
10
ESE
5
SE
5
E
5
NE
5
N
5
NNE
10
ENE
10
E
10
SE
5
SE
Wind State
on
cross-on
cross-on
cross-on
glassy
glassy
cross
cross-on
cross-on
cross-on
cross-on
glassy
glassy
glassy
cross
cross-on
on
cross-on
cross-on
glassy
High Tide
10:00AM1.78m
9:38PM1.97m
11:12AM1.62m
10:15PM1.88m
1:15PM1.55m
Low Tide
3:33PM1.04m
4:34AM0.67m
4:11PM1.24m
5:47AM0.70m
5:15PM1.43m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:41
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:53
6:52
6:52
 mm
1
1
2
1
1
Temp °C
28
28
28
27
27
27
26
27
28
28
28
27
27
26
26
27
28
28
28
27
Feels °C
31
31
32
32
32
32
30
31
31
32
33
32
33
31
31
31
31
32
32
32
  • 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.


Nearest locationNearest