Aoshima Harbour surfForecast / Kyu Shu / Japan

information circle48hr Weather and Surf, issued 8 am Monday 27 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
21.6° 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 4PM is: 0.9m 8s primary swell from a East direction and 0.1m 5s secondary swell from a Northeast direction (forecast issued at 08:00am April 27). An open ocean swell of 0.3m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (27 Apr)4ft (1.2m)8s
Afternoon (27 Apr)3ft (0.9m)8s
Evening (27 Apr)2.5ft (0.8m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 11mm), heaviest on Wed night. Warm (max 26°C on Tue afternoon, min 14°C on Wed night). Wind will be generally light.

Monday
27
Tuesday
28
Wednesday
29
Thu
30
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)
2
2
0
0
0
1
1
1
1
0
1
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><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.4
E
9
1.2
E
8
1
E
8
0.9
E
8
0.9
E
8
0.8
E
8
0.7
E
8
0.7
E
8
0.6
E
8
0.5
E
8
0.5
E
8
0.4
E
8
0.4
E
8
0.2
ESE
12
0.2
ESE
12
0.3
E
8
0.3
E
8
0.3
E
8
0.4
NE
6
0.5
NE
6
0.8
NE
6
0.8
NE
6
0.9
NNE
6
0.3
ESE
10
Wave Graph
Metric surfscale
Energy kJ
291
204
135
107
102
80
57
55
40
28
29
18
18
13
13
12
12
11
11
16
40
46
47
21
Wind (km/h)
5
NW
5
WSW
10
SE
20
SSE
15
SSE
10
NW
10
WNW
10
W
5
WSW
5
WSW
10
WSW
20
WSW
15
WSW
15
WSW
15
W
10
W
5
W
0
SW
15
ESE
15
E
10
NE
10
ENE
10
NE
15
NE
cross-off
glassy
cross
cross
cross
cross-off
cross-off
cross-off
off
off
off
off
off
off
off
off
cross-off
glassy
cross-on
cross-on
on
on
on
on
High Tide
3:11AM1.68m
3:05PM1.55m
3:44AM1.76m
4:00PM1.70m
4:14AM1.83m
4:46PM1.83m
Low Tide
9:20AM0.77m
9:19PM0.51m
9:57AM0.56m
10:04PM0.51m
10:31AM0.36m
10:43PM0.54m
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
part cloud
cloud
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:31
5:31
5:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:50
6:51
6:52
6:52
2
2
2
3
Temp °C
16
19
20
21
21
20
18
17
17
20
24
26
23
18
18
17
17
19
20
19
15
15
15
14
16
20
19
19
20
21
18
17
17
19
21
22
21
16
17
16
17
19
17
17
14
15
14
11
Swell 1
Height (m)
Direction
Period (s)
1.4
E
9
1.2
E
8
1
E
8
0.9
E
8
0.9
E
8
0.8
E
8
0.7
E
8
0.7
E
8
0.6
E
8
0.5
E
8
0.5
E
8
0.4
E
8
0.4
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.4
NE
6
0.5
NE
6
0.2
ESE
10
0.8
NE
6
0.6
NE
6
0.3
ESE
10
Energy kJ
291
204
135
107
102
80
57
55
40
28
29
18
18
10
10
10
10
10
11
16
11
46
20
21
Swell 2
Height (m)
Direction
Period (s)
0.3
S
5
0.3
S
5
0.3
S
5
0.1
NE
5
0.2
S
5
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.3
SE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
11
0.2
ESE
11
0.2
ESE
11
0.2
ESE
10
0.2
ESE
10
0.2
E
8
0.2
ESE
10
0.2
ESE
10
0.2
E
8
Energy kJ
5
5
5
1
2
14
14
14
14
14
22
14
14
13
13
12
12
11
11
11
5
10
10
5
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
13
0.1
E
13
0.1
NE
6
0.1
SE
12
0.1
SE
12
0.2
NNE
4
0.2
ESE
12
0.2
ESE
12
0.1
SE
10
0.1
SE
10
0.1
SE
7
0.1
SE
6
0.2
S
5
0.1
SE
7
0.1
NE
5
0.2
E
8
0.2
E
8
0.1
SE
5
0.2
E
8
0.2
E
8
0.1
SE
6
Energy kJ
7
3
1
6
6
2
14
14
4
4
2
1
2
2
1
5
4
1
4
5
1
Wind waves
Height (m)
Direction
Period (s)
0.3
S
5
0.3
SSW
5
0.3
S
4
0.4
SW
5
0.3
SW
3
0.5
SW
4
0.4
SW
3
0.4
SSW
5
0.4
SW
5
0.3
SW
3
0.3
SW
3
0.3
E
2
0.8
NE
6
1.3
NNE
6
0.9
NNE
6
0.5
NE
5
Energy kJ
4
4
4
9
1
6
3
8
6
2
2
1
40
115
47
11
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
0
0
284
118
19
0
0
0
0
1
0
65
39
39
284
297
297
617
312
233
797
1525
671
700
Best forecast wave conditions in Kyu Shu
Rating
(10 max)
2
2
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
1
2
1
1
1
1
1
1
1
1
1
1
1
2
2
2
1
2
1
1
1
Header Global
Rating
(10 max)
9
9
8
7
6
6
6
6
5
5
5
5
5
5
5
5
8
9
9
8
7
7
9
7
  • 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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