Aoshima Harbour surfForecast / Kyu Shu / Japan

information circle48hr Weather and Surf, issued 2 am Saturday 16 May 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
22.2° C
(Which is slightly cooler than normal)

How big are the waves at Aoshima Harbour today?

The current surf forecast for Aoshima Harbour at 11AM is: 1.1m 9s primary swell from a East direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 02:00am May 16). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (16 May)3.5ft (1.1m)9s
Afternoon (16 May)3.5ft (1.0m)8s
Evening (16 May)3.5ft (1.1m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 22°C on Sat morning, min 19°C on Sat night). Wind will be generally light.

Saturday
16
Sunday
17
Monday
18
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)
1
1
1
1
0
0
1
2
2
2
2
0
0
1
1
1
1
1
1
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.2
E
9
1.1
E
8
1
E
9
1.1
E
9
1.1
E
9
1
E
8
1.1
E
9
1.1
E
9
1.2
E
9
1.2
ESE
9
1.2
ESE
8
1.1
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1
E
8
1
E
8
1
E
8
0.9
ESE
8
0.9
ESE
8
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
Wave Graph
Metric surfscale
Energy kJ
246
157
157
185
181
127
199
194
225
222
217
173
173
173
177
147
147
147
120
120
138
141
138
135
Wind (km/h)
10
ENE
5
NNE
10
NNW
10
ENE
15
ENE
10
E
5
E
0
WSW
5
WNW
10
NW
5
WNW
5
ENE
10
ENE
15
SSE
5
SE
5
SW
5
WSW
5
WNW
5
WNW
5
NE
10
ESE
10
E
10
E
5
ENE
on
cross-on
cross
on
on
on
cross-on
glassy
cross-off
cross-off
cross-off
on
on
cross
cross
cross-off
off
cross-off
glassy
on
cross-on
cross-on
on
on
High Tide
5:03AM1.97m
6:26PM1.96m
5:34AM1.99m
7:07PM1.95m
6:05AM1.99m
7:49PM1.91m
Low Tide
11:23PM0.80m
11:44AM-0.02m
11:58PM0.86m
12:20PM-0.08m
00:34AM0.94m
12:57PM-0.08m
rain showers
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:16
5:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:04
7:04
7:05
1
Temp °C
21
21
20
21
22
22
22
21
20
19
19
21
21
22
22
21
20
19
19
21
21
22
22
21
22
22
21
21
21
21
23
23
21
19
19
22
21
21
23
22
21
19
20
21
21
22
23
23
Swell 1
Height (m)
Direction
Period (s)
1.2
E
9
1.1
E
8
1
E
9
1.1
E
9
1.1
E
9
1
E
8
1.1
E
9
1.1
E
9
1.2
E
9
1.2
ESE
9
1.2
ESE
8
1.1
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1
E
8
1
E
8
1
E
8
0.9
ESE
8
0.9
ESE
8
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
Energy kJ
246
157
157
185
181
127
199
194
225
222
217
173
173
173
177
147
147
147
120
120
138
141
138
135
Swell 2
Height (m)
Direction
Period (s)
0.1
S
6
0.6
ESE
10
0.5
ESE
10
0.4
ESE
10
0.4
SE
10
0.5
ESE
10
0.1
E
15
0.1
S
6
0.8
ESE
9
0.8
ESE
8
0.8
ESE
8
0.1
SE
14
0.1
SE
14
0.6
ENE
9
0.6
ENE
8
0.3
SE
11
0.4
SE
11
0.4
SE
12
0.3
SE
10
0.3
SE
10
0.3
SE
10
0.2
ESE
10
0.2
ESE
12
0.4
SE
10
Energy kJ
1
72
57
40
26
58
4
1
101
84
88
7
7
64
57
19
31
34
17
17
17
10
14
28
Swell 3
Height (m)
Direction
Period (s)
0.1
E
16
0.1
S
6
0.1
S
6
0.1
S
6
0.1
SE
14
0.1
E
15
0.1
S
6
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.4
SE
11
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
10
Energy kJ
5
1
1
1
8
4
1
32
31
30
30
18
18
18
30
15
15
14
14
10
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
1
2
1
2
2
2
2
1
1
1
2
1
1
1
1
1
1
1
1
1
Distance (km)
39
3
3
49
359
49
49
0
0
0
0
3
49
118
3
0
0
0
0
9
49
49
49
9
Best forecast wave conditions in Kyu Shu
Rating
(10 max)
2
2
2
2
2
1
2
2
2
2
2
1
1
2
2
2
1
1
1
1
1
1
2
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
2
2
1
2
1
2
2
2
2
2
1
2
2
2
2
1
1
1
1
1
1
2
Header Global
Rating
(10 max)
6
5
5
5
5
5
4
5
6
5
5
5
4
5
6
9
9
7
4
4
5
8
7
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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