Aoshima Harbour Surf Break

Lat Long: 31.80° N 131.47° E

Aoshima Harbour 48 hour detailed Surf Forecast

Issued: 2 pm 09 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 (09 Aug):

  • Afternoon surf: Afternoon surf (09 Aug, local time) - 7ft (2.1m), 8s period with ESE swell.
  • Evening surf: Evening surf (09 Aug, local time) - 6ft (1.8m), 14s period with ESE swell.

The current surf forecast for Aoshima Harbour at 10PM is: 1.8m 14s primary swell from a East-southeast direction and 1.1m 10s secondary swell from a South direction, 1.1m 7s secondary swell from a Southeast direction (forecast issued at 02:00pm August 09). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (09 Aug)--
Afternoon (09 Aug)7ft (2.1m)8s
Evening (09 Aug)6ft (1.8m)14s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Sun afternoon. Warm (max 28°C on Mon morning, min 25°C on Mon night). Wind will be generally light.

Sun
9
Monday
10
Tuesday
11
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)
1
1
2
2
3
3
3
3
1
1
2
3
3
3
3
3
3
1
2
2
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)
1.6
E
14
2.1
ESE
8
1.9
ESE
14
1.8
ESE
14
1.6
ESE
14
1.6
E
13
1.6
E
13
1.5
E
13
1.4
E
13
1.3
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
Wave Graph
Metric surfscale
Energy kJ
928
593
1423
1249
972
919
905
787
653
522
496
416
416
423
413
400
325
308
237
233
Wind (km/h)
20
E
15
E
15
E
10
E
10
E
10
E
10
E
10
ENE
10
NE
15
ENE
5
E
0
SE
5
WSW
5
W
5
WNW
5
N
5
ESE
10
SSE
15
S
5
SW
Wind State
on
on
on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
glassy
glassy
glassy
cross-off
glassy
glassy
cross
cross-off
glassy
High Tide
4:58PM1.85m
3:13AM1.86m
5:33PM1.97m
4:12AM1.96m
6:03PM2.06m
Low Tide
9:33AM0.47m
10:08PM1.38m
10:25AM0.34m
10:56PM1.27m
11:09AM0.24m
mod rain
thunderstorm
cloud
part cloud
cloud
thunderstorm
thunderstorm
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:04
7:02
7:01
 mm
6
3
1
1
Temp °C
27
27
27
27
27
26
26
27
28
28
27
26
26
25
25
27
28
28
28
27
Feels °C
29
29
30
31
31
30
30
31
31
31
31
31
31
29
28
30
31
29
30
31
  • 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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