Aoshima Harbour Surf Break

Aoshima Harbour 48 hour detailed Surf Forecast

Lat Long: 31.80° N 131.47° E

Issued: 8 am 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Aoshima Harbour sea temperature is
24.3° C

1.0°C colder than average for this time of year

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 Jun):

  • Morning surf: Morning surf (20 Jun, local time) - 1.5ft (0.4m), 10s period with ESE swell.
  • Afternoon surf: Afternoon surf (20 Jun, local time) - 1.5ft (0.4m), 10s period with ESE swell.
  • Evening surf: Evening surf (20 Jun, local time) - 1.5ft (0.4m), 10s period with ESE swell.

The current surf forecast for Aoshima Harbour at 3PM is: 0.4m 10s primary swell from a East-southeast direction and 0.2m 9s secondary swell from a East direction (forecast issued at 08:00am June 20). An open ocean swell of 1.0m 5s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (20 Jun)1.5ft (0.4m)10s
Afternoon (20 Jun)1.5ft (0.4m)10s
Evening (20 Jun)1.5ft (0.4m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 67mm), heaviest during Mon night. Warm (max 31°C on Sun afternoon, min 19°C on Mon night). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
Tue
23
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
12 AM
3 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
1
1
1
1
0
1
1
1
1
1
0
0
1
0
0
0
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)
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
9
0.7
S
6
0.4
ESE
9
0.4
ESE
9
0.5
SE
9
0.4
ESE
9
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
Wave Graph
Metric surfscale
Energy kJ
37
37
37
36
36
36
35
35
33
32
32
41
32
41
41
41
41
55
56
64
65
65
61
64
Wind (km/h)
10
SW
20
SSW
25
SW
25
SW
20
SW
20
SW
20
SW
15
SW
15
SW
10
SW
15
WSW
20
W
20
NE
5
E
5
SSE
5
SW
5
NW
5
NNW
10
E
5
SE
5
ENE
20
NNE
25
NNE
20
NNE
Wind State
cross-off
cross-off
cross-off
off
off
cross-off
off
off
cross-off
off
off
off
cross-on
glassy
glassy
cross-off
cross-off
glassy
cross-on
cross-on
glassy
cross-on
cross-on
cross-on
High Tide
8:45AM1.80m
10:22PM1.87m
9:43AM1.68m
11:06PM1.83m
10:57AM1.58m
11:53PM1.81m
Low Tide
3:19AM1.07m
3:30PM0.39m
4:15AM1.02m
4:17PM0.58m
5:18AM0.96m
5:10PM0.76m
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
light rain
heavy rain
heavy rain
heavy rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:07
5:09
5:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:22
7:22
7:22
7:22
 mm
1
1
21
18
15
Temp °C
24
27
29
29
27
26
26
26
25
25
30
31
24
24
23
23
23
24
24
24
23
20
19
19
Feels °C
27
29
29
29
28
28
28
28
28
28
31
31
25
28
26
26
26
27
26
27
27
19
17
18
Swell 1
Height (m)
Direction
Period (s)
0.5
S
5
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
9
0.7
S
6
0.6
S
6
0.6
S
6
0.5
S
5
0.6
S
5
0.5
S
5
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
Energy kJ
10
37
37
36
36
36
35
35
31
21
21
14
19
13
41
41
41
55
56
64
65
65
61
64
Swell 2
Height (m)
Direction
Period (s)
0.4
ESE
10
0.1
E
6
0.1
E
13
0.2
E
9
0.2
E
8
0.1
E
10
0.1
E
9
0.1
E
12
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.5
SE
9
0.4
ESE
9
0.5
SE
9
0.4
S
5
0.4
S
5
0.4
NE
5
0.3
S
5
0.3
S
5
0.3
SE
12
0.4
SE
11
0.4
SE
13
0.3
SE
10
0.4
SSE
12
Energy kJ
37
1
4
6
6
2
2
3
33
32
32
41
32
41
8
7
6
4
4
22
32
43
16
57
Swell 3
Height (m)
Direction
Period (s)
0.1
E
6
0.1
E
13
0.1
E
5
0.2
ENE
8
0.1
E
10
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
E
12
0.1
E
18
0.1
E
18
0.1
E
18
0.1
E
18
0.3
NE
4
0.3
NE
4
0.3
S
5
0.3
NE
5
0.2
SSE
12
0.3
S
5
0.2
S
5
0.2
S
4
0.3
SSE
13
0.1
E
13
Energy kJ
1
4
1
7
2
6
6
6
3
6
6
6
6
2
3
4
4
15
4
2
2
33
3
Wind waves
Height (m)
Direction
Period (s)
0.7
SSW
5
0.5
S
5
0.7
S
5
1
S
5
1
S
5
0.9
S
5
0.9
S
6
0.8
S
6
1.1
SSW
6
1
SSW
6
0.9
SSW
6
0.2
WSW
2
0.7
SSW
5
0.2
NNE
4
0.5
NNE
4
0.7
NNE
4
0.7
NNE
5
0.1
NE
4
0.4
NE
4
0.6
NE
4
0.8
NE
5
0.8
NE
5
Energy kJ
22
10
20
49
52
47
49
40
82
64
47
1
28
1
9
18
20
1
3
13
38
34
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
1
9
630
1
1
630
1
1
0
0
0
0
19
0
0
0
0
0
361
39
0
49
49
39
Best forecast wave conditions in Kyu Shu
Rating
(10 max)
1
1
1
1
1
2
1
1
1
1
1
1
1
3
1
1
1
1
2
3
1
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
2
3
4
3
3
2
1
1
1
3
1
1
1
1
1
4
3
1
Header Global
Rating
(10 max)
4
6
5
5
5
5
5
5
8
9
9
9
8
8
6
8
8
7
6
8
6
6
5
5
  • 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
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