Aoshima Harbour Surf Break

Lat Long: 31.80° N 131.47° E

Aoshima Harbour 48 hour detailed Surf Forecast

Issued: 2 am 10 Aug 2026 (local time)

Forecast update in  hr  min

Today's Aoshima Harbour sea temperature is
29.0° 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 (10 Aug):

  • Morning surf: Morning surf (10 Aug, local time) - 5ft (1.5m), 13s period with E swell.
  • Afternoon surf: Afternoon surf (10 Aug, local time) - 4.5ft (1.4m), 12s period with E swell.
  • Evening surf: Evening surf (10 Aug, local time) - 4ft (1.2m), 12s period with E swell.

The current surf forecast for Aoshima Harbour at 5AM is: 1.6m 13s primary swell from a East direction and 1.1m 10s secondary swell from a South direction (forecast issued at 02:00am August 10). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (10 Aug)5ft (1.5m)13s
Afternoon (10 Aug)4.5ft (1.4m)12s
Evening (10 Aug)4ft (1.2m)12s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Mon morning, min 24°C on Wed night). Wind will be generally light.

Monday
10
Tuesday
11
Wednesday
12
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)
3
2
3
3
2
1
2
3
3
3
3
3
2
1
2
2
2
0
1
2
1
1
2
2
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)
1.7
ESE
14
1.6
E
13
1.6
E
13
1.5
E
13
1.4
E
13
1.4
E
12
1.3
E
12
1.2
E
12
1.2
E
12
1.2
E
12
1.2
E
12
1.2
E
12
1.1
E
12
1.1
E
11
1
E
11
1
E
11
1
E
11
1
E
11
1.1
E
10
1.1
E
10
1.2
E
12
1.2
E
11
1.1
E
11
1
E
12
Wave Graph
Metric surfscale
Energy kJ
1090
919
905
787
653
603
496
416
416
423
413
400
325
308
237
233
229
223
250
250
390
350
305
266
Wind (km/h)
10
E
10
ESE
10
E
5
ENE
10
NE
10
ENE
5
E
0
S
5
W
5
W
5
WNW
5
NNE
5
ENE
10
SSE
15
S
10
WSW
10
WNW
15
NNE
10
NNE
5
NNE
15
E
15
SE
15
S
10
SW
Wind State
cross-on
cross-on
cross-on
on
on
on
on
glassy
glassy
off
glassy
glassy
on
cross
cross-off
off
cross-off
cross-on
cross-on
glassy
cross-on
cross
cross-off
off
High Tide
3:13AM1.86m
5:33PM1.97m
4:12AM1.96m
6:03PM2.06m
5:01AM2.07m
6:31PM2.13m
Low Tide
10:08PM1.38m
10:25AM0.34m
10:56PM1.27m
11:09AM0.24m
11:33PM1.13m
11:47AM0.18m
part cloud
thunderstorm
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
clear
part cloud
clear
clear
clear
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:35
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:02
7:01
7:00
 mm
1
Temp °C
27
27
27
27
28
28
28
27
26
25
25
27
28
28
28
27
26
25
25
26
27
27
27
26
Feels °C
31
31
31
31
32
32
33
32
31
29
28
30
31
30
30
31
30
25
27
29
27
27
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 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