Aoshima Harbour Surf Break

Lat Long: 31.80° N 131.47° E

Aoshima Harbour 48 hour detailed Surf Forecast

Issued: 2 pm 30 Aug 2026 (local time)

Forecast update in  hr  min

Today's Aoshima Harbour sea temperature is
28.8°C
0.5° 

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 (30 Aug):

  • Afternoon surf: Afternoon surf (30 Aug, local time) - 2.5ft (0.8m), 7s period with SSE swell.
  • Evening surf: Evening surf (30 Aug, local time) - 2.5ft (0.8m), 7s period with SSE swell.

The current surf forecast for Aoshima Harbour at 11PM is: 0.5m 11s primary swell from a East direction and 0.7m 7s secondary swell from a South-southeast direction, 0.7m 7s secondary swell from a South direction (forecast issued at 02:00pm August 30). The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (30 Aug)--
Afternoon (30 Aug)2.5ft (0.8m)7s
Evening (30 Aug)2.5ft (0.8m)7s

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


Short Range Forecast

Heavy rain (total 25mm), heaviest during Tue morning. Warm (max 30°C on Sun afternoon, min 26°C on Sun night). Wind will be generally light.

Sun
30
Monday
31
Tuesday
1
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
1
1
1
1
1
1
0
0
0
0
0
0
1
0
1
0
1
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
SSE
7
0.8
SSE
7
1
S
7
0.8
SSE
7
0.5
E
11
0.5
E
11
0.5
E
11
0.5
E
11
0.5
E
10
0.5
E
11
0.4
E
11
0.6
SSE
7
0.8
SSE
8
0.9
SSE
8
1
SSE
8
1.1
SE
8
1.4
SSE
8
1.3
SSE
8
1.7
SSE
8
1.8
SE
8
Wave Graph
Metric surfscale
Energy kJ
83
67
99
65
57
58
58
57
54
58
37
43
75
103
130
133
224
198
356
428
Wind (km/h)
15
SSE
20
SSE
20
S
10
SW
10
SW
5
WSW
5
WSW
5
SSE
15
SE
15
SE
10
SE
5
ESE
10
E
10
ENE
10
E
15
E
15
E
15
E
10
E
15
E
Wind State
cross
cross
cross-off
cross-off
off
off
glassy
glassy
cross
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
7:39PM2.18m
7:56AM2.15m
8:04PM2.14m
8:37AM2.03m
8:29PM2.09m
Low Tide
1:30PM0.47m
1:47AM0.51m
1:59PM0.63m
2:22AM0.49m
2:29PM0.81m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:40
6:39
6:38
 mm
2
1
3
2
3
2
Temp °C
29
30
28
27
26
26
26
27
28
28
28
27
27
27
27
28
28
28
28
27
Feels °C
32
32
30
31
30
31
31
31
30
30
31
31
30
30
31
31
31
31
32
30
  • 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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