Aoshima Harbour Surf Break

Lat Long: 31.80° N 131.47° E

Aoshima Harbour 48 hour detailed Surf Forecast

Issued: 8 am 25 Aug 2026 (local time)

Forecast update in  hr  min

Today's Aoshima Harbour sea temperature is
28.9°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 (25 Aug):

  • Morning surf: Morning surf (25 Aug, local time) - 13ft (4.0m), 16s period with SE swell.
  • Afternoon surf: Afternoon surf (25 Aug, local time) - 11ft (3.5m), 14s period with SE swell.
  • Evening surf: Evening surf (25 Aug, local time) - 11ft (3.5m), 13s period with SE swell.

The current surf forecast for Aoshima Harbour at 11AM is: 4.0m 15s primary swell from a Southeast direction and 0.6m 12s secondary swell from a East direction (forecast issued at 08:00am August 25). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (25 Aug)13ft (4.0m)16s
Afternoon (25 Aug)11ft (3.5m)14s
Evening (25 Aug)11ft (3.5m)13s

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


Short Range Forecast

Heavy rain (total 82mm), heaviest during Tue night. Warm (max 29°C on Tue afternoon, min 27°C on Tue night). Wind will be generally light.

Tuesday
25
Wednesday
26
Thursday
27
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)
!
!
0
0
0
!
!
!
!
1
!
2
3
3
2
1
2
1
3
3
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)
3.5
SE
16
4
SE
16
4
SE
15
3.5
SE
14
3.5
SE
14
3.5
SE
13
3.5
SE
13
3
SE
12
3
SE
12
2.3
SSE
12
3.5
SSE
12
2.1
SSE
11
1.9
SE
9
2.5
SSE
10
2.2
SE
9
1.8
SE
8
2.3
SSE
9
2
SSE
8
2.2
SSE
8
1.9
SSE
8
1.8
SE
8
1.7
SSE
8
Wave Graph
Metric surfscale
Energy kJ
6365
6906
6527
5713
4788
3883
3318
3126
2871
1522
2865
936
567
1322
727
435
851
567
642
504
408
330
Wind (km/h)
10
NE
15
NE
20
NE
20
ENE
25
ENE
20
E
15
E
15
E
20
ESE
20
SE
20
SE
15
SE
10
SE
15
SE
20
SE
20
SE
15
SSE
20
SE
15
SE
15
SE
5
S
10
SSW
Wind State
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
cross-off
High Tide
3:44AM1.89m
5:34PM2.03m
4:36AM2.02m
6:00PM2.11m
5:21AM2.13m
6:25PM2.16m
Low Tide
10:39AM0.34m
11:08PM1.13m
11:19AM0.27m
11:41PM0.97m
11:55AM0.25m
cloud
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:45
5:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:46
6:45
6:45
 mm
1
1
2
6
7
7
7
6
4
4
5
4
5
4
4
3
3
3
6
Temp °C
27
28
28
29
28
28
28
27
27
28
28
28
27
27
27
27
27
28
28
28
28
27
Feels °C
31
31
30
31
30
31
32
30
30
31
31
32
31
31
30
30
30
31
31
32
33
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.


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