Aoshima Harbour surfForecast / Kyu Shu / Japan

information circle48hr Weather and Surf, issued 8 pm Wednesday 22 Apr 2026 JST
Forecast update in hr  min  s Forecast update imminent
Aoshima Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aoshima Harbour sea temperature is
21.3° C
(Which is normal for this time of year)

How big are the waves at Aoshima Harbour today?

The current surf forecast for Aoshima Harbour at 1AM is: 1.0m 11s primary swell from a East direction and 0.2m 14s secondary swell from a East-southeast direction, 0.9m 4s secondary swell from a East-northeast direction (forecast issued at 08:00pm April 22). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (23 Apr)2.5ft (0.7m)10s
Afternoon (23 Apr)3.5ft (1.1m)7s
Evening (23 Apr)2ft (0.6m)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 52mm), heaviest during Wed night. Very mild (max 18°C on Sat afternoon, min 13°C on Fri night). Mainly fresh winds.

Wed
22
Thursday
23
Friday
24
Saturday
25
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
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.1
E
10
1.1
E
11
1.1
E
11
0.8
E
11
0.8
E
11
0.7
E
10
1.2
S
7
1.1
S
7
1
S
7
0.6
E
10
0.6
E
10
0.9
NE
6
1.3
ENE
8
2
NE
7
1.8
NE
7
2.1
NE
8
2.1
ENE
8
2.1
ENE
8
2.1
ENE
8
1.7
E
8
2.3
ENE
8
2.5
E
8
3
E
9
3
E
9
Wave Graph
Metric surfscale
Energy kJ
265
275
269
143
143
108
138
131
103
66
65
70
204
357
308
490
504
493
514
374
720
899
1312
1473
Wind (km/h)
5
NNE
15
NNE
20
NNE
25
NNE
30
NNW
25
N
15
NNE
15
NE
20
NNE
20
NNE
25
NNE
20
NNE
20
NNE
20
NNE
20
NNE
20
NNE
25
NNE
20
N
20
NNE
25
NNE
25
NNE
30
NNE
25
NNE
25
ENE
glassy
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
High Tide
10:30PM1.54m
8:43AM1.61m
11:57PM1.49m
9:44AM1.46m
1:29AM1.52m
11:46AM1.36m
Low Tide
3:16PM0.19m
3:24AM1.16m
4:15PM0.33m
4:54AM1.23m
5:35PM0.46m
7:12AM1.17m
light rain
light rain
mod rain
heavy rain
mod rain
light rain
cloud
light rain
light rain
light rain
light rain
cloud
cloud
light rain
light rain
cloud
light rain
light rain
cloud
light rain
cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:37
5:35
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:46
6:47
6:47
6:49
1
3
7
13
8
3
1
1
1
1
1
1
1
1
1
2
2
2
Temp °C
17
16
15
15
15
15
16
16
16
15
15
16
15
14
14
14
14
13
15
15
16
16
17
18
17
14
12
12
10
11
15
15
13
12
11
13
11
10
10
10
9
10
11
11
11
12
13
15
Swell 1
Height (m)
Direction
Period (s)
1.1
E
10
1.1
E
11
1.1
E
11
0.8
E
11
0.8
E
11
1.1
S
6
1.2
S
7
1.1
S
7
1
S
7
0.8
S
7
0.7
S
7
0.6
S
7
0.5
S
7
1.3
ENE
7
1.3
ENE
7
1.5
ENE
8
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
0.2
SSE
6
1.9
E
8
2.1
E
8
2.3
E
9
Energy kJ
265
275
269
143
143
95
138
131
103
62
47
34
23
193
181
259
298
287
333
4
505
612
803
Swell 2
Height (m)
Direction
Period (s)
0.5
SE
14
0.5
SE
13
0.2
ESE
14
0.2
ESE
13
0.3
ESE
13
0.8
ENE
5
0.8
NE
5
0.7
E
10
0.7
E
10
0.6
E
10
0.6
E
10
0.5
E
8
0.3
ESE
13
0.5
S
7
0.4
SSE
6
0.4
SSE
6
0.4
SSE
6
0.3
SSE
6
0.3
SSE
6
0.2
ESE
12
0.2
S
6
0.1
S
6
Energy kJ
95
88
18
18
35
30
34
98
90
65
65
30
31
22
14
13
14
8
8
14
3
1
Swell 3
Height (m)
Direction
Period (s)
0.3
S
5
0.7
E
10
0.7
E
10
0.6
NE
6
0.4
SE
13
0.4
ESE
13
0.4
SE
13
0.4
E
10
0.2
WSW
8
0.3
ESE
12
0.3
ESE
12
0.3
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.1
SW
7
Energy kJ
4
108
102
25
44
66
43
29
6
29
29
28
14
14
14
2
Wind waves
Height (m)
Direction
Period (s)
0.8
ENE
4
0.8
ENE
4
1
ENE
5
0.5
NNW
4
1.2
NNE
5
1.1
NNE
6
0.8
NE
6
0.8
NE
6
0.9
NE
6
0.9
NE
6
1.3
ENE
8
2
NE
7
1.8
NE
7
2.1
NE
8
2.1
ENE
8
2.1
ENE
8
2.1
ENE
8
1.7
E
8
2.3
ENE
8
2.5
E
8
3
E
9
3
E
9
Energy kJ
16
27
50
7
77
77
39
53
64
70
204
357
308
490
504
493
514
374
720
899
1312
1473
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
1
2
3
2
2
2
1
1
1
1
1
1
2
2
2
3
3
3
4
4
4
Distance (km)
0
39
39
49
41
49
22
39
284
39
39
39
39
39
39
39
49
39
39
39
39
52
49
49
Best forecast wave conditions in Kyu Shu
Rating
(10 max)
2
2
2
2
2
3
2
2
1
1
1
1
1
1
2
2
2
3
3
3
4
4
4
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
2
2
2
3
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
4
4
4
Header Global
Rating
(10 max)
8
7
9
9
8
7
7
6
5
5
5
5
4
5
5
5
5
5
5
5
5
4
4
4
  • 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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