Aoshima Harbour Surf Break

Lat Long: 31.80° N 131.47° E

Aoshima Harbour 48 hour detailed Surf Forecast

Issued: 2 am 07 Aug 2026 (local time)

Forecast update in  hr  min

Today's Aoshima Harbour sea temperature is
29.1° 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 (07 Aug):

  • Morning surf: Morning surf (07 Aug, local time) - 20ft (6.0m), 14s period with ESE swell.
  • Afternoon surf: Afternoon surf (07 Aug, local time) - 13ft (4.0m), 13s period with SE swell.
  • Evening surf: Evening surf (07 Aug, local time) - 10ft (3.0m), 12s period with SSE swell.

The current surf forecast for Aoshima Harbour at 7AM is: 5.5m 14s primary swell from a East-southeast direction (forecast issued at 02:00am August 07). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (07 Aug)20ft (6.0m)14s
Afternoon (07 Aug)13ft (4.0m)13s
Evening (07 Aug)10ft (3.0m)12s

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


Short Range Forecast

Heavy rain (total 118mm), heaviest during Sun afternoon. Warm (max 28°C on Fri morning, min 26°C on Sun afternoon). Winds decreasing (strong winds from the E on Fri morning, light winds from the ENE by Sun afternoon).

Friday
7
Saturday
8
Sunday
9
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
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
0
1
2
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
6
ESE
14
6
ESE
14
5.5
ESE
14
6
ESE
14
5.5
ESE
13
4
SE
13
4
ESE
11
3
SSE
12
3
SSE
12
3.5
ESE
10
3
ESE
10
3
ESE
9
3
ESE
9
3
ESE
9
3
ESE
9
3
ESE
9
3
ESE
9
2.5
ESE
8
2.5
ESE
8
2.4
ESE
8
2.2
ESE
8
2.1
ESE
8
1.1
E
14
1.2
E
14
Wave Graph
Metric surfscale
Energy kJ
14450
13383
11721
12300
10583
4591
3583
3035
2354
2156
1770
1530
1562
1495
1461
1259
1125
1003
913
745
612
561
494
577
Wind (km/h)
45
ENE
45
ENE
45
ENE
45
E
45
E
40
E
40
E
35
E
35
E
30
E
30
E
30
E
30
E
35
E
30
E
30
E
25
E
25
E
25
E
25
E
20
E
20
E
15
ENE
15
E
Wind State
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
on
on
on
cross-on
cross-on
on
on
on
on
on
on
High Tide
11:14PM1.84m
2:34PM1.58m
00:24AM1.79m
4:09PM1.71m
1:55AM1.79m
4:58PM1.85m
Low Tide
6:56AM0.70m
6:41PM1.44m
8:23AM0.61m
8:51PM1.47m
9:33AM0.47m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
mod rain
mod rain
mod rain
mod rain
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:33
5:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:06
7:05
7:04
 mm
3
4
5
5
4
5
3
2
3
4
3
4
4
5
7
6
6
6
6
6
8
9
9
5
Temp °C
27
27
27
27
28
28
28
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
26
27
Feels °C
25
25
24
25
27
27
28
27
27
28
28
28
27
27
27
27
28
28
28
28
29
29
29
30
  • 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 

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