Aoshima Harbour Surf Break

Lat Long: 31.80° N 131.47° E

Aoshima Harbour 48 hour detailed Surf Forecast

Issued: 8 pm 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Aoshima Harbour sea temperature is
27.9°C
0.6° 

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 (20 Sep):

  • Morning surf: Morning surf (20 Sep, local time) - 11ft (3.5m), 14s period with ESE swell.
  • Afternoon surf: Afternoon surf (20 Sep, local time) - 11ft (3.5m), 13s period with E swell.
  • Evening surf: Evening surf (20 Sep, local time) - 11ft (3.5m), 13s period with E swell.

The current surf forecast for Aoshima Harbour at 2AM is: 3.5m 14s primary swell from a East-southeast direction and 0.2m 9s secondary swell from a South direction, 0.6m 4s secondary swell from a North direction (forecast issued at 08:00pm September 19). The wind direction is predicted to be cross-shore and the swell rating is 11.

Time (JST) & DateWave HeightWave Period
Morning (20 Sep)11ft (3.5m)14s
Afternoon (20 Sep)11ft (3.5m)13s
Evening (20 Sep)11ft (3.5m)13s

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


Short Range Forecast

Mostly dry. Warm (max 29°C on Sun afternoon, min 23°C on Sun night). Wind will be generally light.

Sat
19
Sunday
20
Monday
21
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
!
!
!
!
4
3
3
4
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3.5
E
15
3.5
ESE
14
3.5
ESE
14
3.5
ESE
14
3.5
ESE
14
3.5
ESE
14
3.5
ESE
14
3.5
E
13
3.5
E
13
3.5
E
13
3
E
13
3
E
13
3
E
12
2.5
E
12
2.5
E
12
2.4
E
12
2.2
E
12
2
E
12
Wave Graph
Metric surfscale
Energy kJ
5771
5241
5096
5292
5292
4675
4606
4735
4308
3691
3118
2879
2741
2104
1776
1629
1324
1037
Wind (km/h)
20
NE
15
NNE
15
N
15
NNW
10
N
10
NNW
20
NNE
20
NE
25
NNE
15
NNW
5
NW
5
NW
10
NW
5
N
10
E
10
ESE
5
S
5
NE
Wind State
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
glassy
cross-off
cross-off
glassy
cross-on
cross-on
cross-off
on
High Tide
10:18PM1.71m
3:05PM1.69m
00:29AM1.62m
3:54PM1.81m
Low Tide
4:58PM1.49m
6:44AM0.70m
8:10PM1.48m
8:20AM0.65m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:00
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:14
6:13
 mm
Temp °C
26
26
25
24
24
26
28
29
27
26
25
24
23
25
25
27
26
26
Feels °C
27
28
27
25
26
28
29
30
27
28
29
27
25
28
27
29
29
28
  • 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