Aoshima Harbour Surf Break

Lat Long: 31.80° N 131.47° E

Aoshima Harbour 48 hour detailed Surf Forecast

Issued: 8 am 17 Jul 2026 (local time)

Forecast update in  hr  min

Today's Aoshima Harbour sea temperature is
27.6° 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 (17 Jul):

  • Morning surf: Morning surf (17 Jul, local time) - 1.5ft (0.5m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (17 Jul, local time) - 1.5ft (0.5m), 10s period with E swell.
  • Evening surf: Evening surf (17 Jul, local time) - 1.5ft (0.5m), 10s period with E swell.

The current surf forecast for Aoshima Harbour at 4PM is: 0.5m 10s primary swell from a East direction and 0.3m 7s secondary swell from a South direction (forecast issued at 08:00am July 17). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (17 Jul)1.5ft (0.5m)10s
Afternoon (17 Jul)1.5ft (0.5m)10s
Evening (17 Jul)1.5ft (0.5m)10s

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


Short Range Forecast

Mostly dry. Warm (max 30°C on Sat afternoon, min 27°C on Fri night). Wind will be generally light.

Friday
17
Saturday
18
Sunday
19
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)
1
1
0
0
1
1
1
1
1
1
0
0
0
1
1
1
1
1
0
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)
0.5
E
10
0.5
E
10
0.5
E
10
0.5
E
10
0.5
E
10
0.5
E
10
0.5
E
10
0.4
ESE
10
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
Wave Graph
Metric surfscale
Energy kJ
47
48
47
45
45
45
45
31
58
58
60
57
57
57
57
56
56
56
56
60
61
61
Wind (km/h)
5
W
10
NW
5
NE
10
SE
10
S
0
WSW
0
NW
5
WNW
5
NW
5
ESE
10
ESE
10
SE
10
SE
5
ESE
5
NNW
5
NW
5
NW
5
E
10
ESE
15
SSE
15
S
10
SSW
Wind State
glassy
cross-off
on
cross-on
cross-off
glassy
glassy
glassy
glassy
glassy
cross-on
cross
cross
glassy
cross-off
cross-off
glassy
glassy
cross-on
cross
cross-off
cross-off
High Tide
7:10AM2.09m
8:29PM2.09m
7:52AM2.04m
9:00PM2.05m
8:37AM1.95m
Low Tide
1:50PM0.18m
2:12AM0.92m
2:26PM0.31m
2:52AM0.87m
3:01PM0.49m
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:20
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:20
7:19
7:19
 mm
Temp °C
27
28
29
29
28
28
28
27
27
29
29
30
29
28
27
27
27
28
28
30
29
28
Feels °C
32
33
34
34
32
34
34
32
33
35
32
34
33
34
32
32
32
33
32
34
33
33
  • 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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