Aoshima Harbour Surf Break

Lat Long: 31.80° N 131.47° E

Aoshima Harbour 48 hour detailed Surf Forecast

Issued: 8 pm 04 Sep 2026 (local time)

Forecast update in  hr  min

Today's Aoshima Harbour sea temperature is
28.9°C
0.8° 

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 (05 Sep):

  • Morning surf: Morning surf (05 Sep, local time) - 5.5ft (1.7m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (05 Sep, local time) - 5ft (1.6m), 7s period with ENE swell.
  • Evening surf: Evening surf (05 Sep, local time) - 6.5ft (2.0m), 7s period with E swell.

The current surf forecast for Aoshima Harbour at 5AM is: 2.2m 8s primary swell from a East direction and 1.2m 8s secondary swell from a South-southeast direction, 0.1m 15s secondary swell from a East direction (forecast issued at 08:00pm September 04). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (05 Sep)5.5ft (1.7m)8s
Afternoon (05 Sep)5ft (1.6m)7s
Evening (05 Sep)6.5ft (2.0m)7s

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


Short Range Forecast

Heavy rain (total 105mm), heaviest during Fri night. Warm (max 29°C on Mon afternoon, min 23°C on Fri night). Winds decreasing (strong winds from the NE on Fri night, light winds from the NNW by Sun night).

Fri
4
Saturday
5
Sunday
6
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
S
10
2.2
ENE
7
2.5
ENE
8
2.5
E
8
2.1
E
8
1.7
ENE
8
1.6
ENE
7
1.6
ENE
7
1.7
ENE
7
2
E
7
2
E
8
2.2
E
8
2.3
E
8
2.5
E
8
3
E
9
3.5
E
10
3.5
E
10
5
ENE
11
Wave Graph
Metric surfscale
Energy kJ
301
467
804
866
579
345
225
219
293
422
446
558
692
970
1541
2306
2810
5351
Wind (km/h)
45
NNE
40
NE
40
ENE
35
ENE
35
ENE
20
ENE
25
NE
25
ENE
35
NE
35
NE
35
NE
35
NNE
35
NNE
40
NNE
35
NNE
35
NE
30
NNE
25
N
Wind State
cross-on
on
on
on
on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
10:09PM1.81m
2:33PM1.61m
11:29PM1.70m
3:55PM1.74m
Low Tide
4:16PM1.39m
6:11AM0.70m
6:22PM1.53m
7:54AM0.67m
heavy rain
mod rain
heavy rain
heavy rain
mod rain
mod rain
mod rain
mod rain
mod rain
thunderstorm
thunderstorm
thunderstorm
light rain
light rain
light rain
mod rain
rain showers
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:35
6:34
6:32
 mm
50
7
17
21
6
8
7
6
7
4
4
5
1
1
4
6
1
Temp °C
23
24
23
24
25
25
25
25
25
25
25
25
25
25
25
25
26
26
Feels °C
19
21
20
22
24
26
26
26
24
24
24
24
23
23
23
23
25
25
  • 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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