Kaiser's (Hachijojima Island) surfForecast / Izu Islands / Japan

information circle48hr Weather and Surf, issued 8 pm Friday 08 May 2026 JST
Forecast update in hr  min  s Forecast update imminent
Kaiser's (Hachijojima Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kaiser's (Hachijojima Island) sea temperature is
22.8° C
(Which is 1.9°C warmer than normal for this time of year)

How big are the waves at Kaiser's (Hachijojima Island) today?

The current surf forecast for Kaiser's (Hachijojima Island) at 11PM is: 0.9m 10s primary swell from a East-southeast direction and 0.1m 11s secondary swell from a Northeast direction (forecast issued at 08:00pm May 08). An open ocean swell of 2.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (08 May)--
Afternoon (08 May)--
Evening (08 May)3ft (0.9m)10s

Table - waves today at Kaiser's (Hachijojima Island). (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 22°C on Fri night, min 16°C on Sat morning). Winds decreasing (near gales from the WNW on Fri night, calm by Sun morning).

Fri
8
Saturday
9
Sunday
10
Monday
11
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)
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
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)
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
SE
10
0.9
SE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.8
ESE
9
0.9
SE
9
1.2
ESE
9
0.8
ESE
9
1.4
SE
5
1.7
SE
6
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
1.4
SE
7
Wave Graph
Metric surfscale
Energy kJ
173
170
160
171
139
139
115
141
135
148
145
139
137
113
125
226
94
106
178
109
111
109
123
188
Wind (km/h)
40
SW
45
SW
45
W
50
WNW
50
WNW
50
WNW
50
WNW
40
WNW
25
NNW
15
NW
20
NW
20
W
10
W
5
W
0
S
15
SSE
20
SSE
30
SSE
25
SE
25
SE
25
SE
25
SE
20
SE
25
ESE
cross-off
cross-off
off
off
off
off
off
off
cross-off
off
off
off
cross-off
off
glassy
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
High Tide
11:01PM1.17m
8:06AM1.21m
00:16AM1.18m
9:24AM1.14m
1:17AM1.22m
11:39AM1.11m
Low Tide
3:18PM0.37m
3:14AM1.05m
4:23PM0.45m
5:19AM1.05m
5:35PM0.51m
6:58AM0.96m
cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:46
4:45
4:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:27
6:28
6:28
6:29
Temp °C
22
22
21
18
18
16
16
18
19
20
19
19
18
19
19
19
20
19
19
18
19
19
19
19
17
16
14
7
7
6
6
9
14
17
14
15
16
18
19
17
17
14
14
13
14
14
15
15
Swell 1
Height (m)
Direction
Period (s)
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
SE
10
0.9
SE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
1.7
WNW
8
1.4
WNW
7
0.9
SE
10
1.3
WNW
7
1.2
WNW
7
1.2
WNW
7
0.9
WNW
7
0.8
ESE
9
0.6
WNW
6
0.4
NNE
7
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
9
Energy kJ
173
170
160
171
139
139
115
141
135
322
188
139
145
121
128
77
94
25
18
109
111
109
107
100
Swell 2
Height (m)
Direction
Period (s)
0.7
SSE
7
0.1
NE
11
0.1
NE
11
0.7
S
7
0.6
S
7
0.5
S
6
0.4
SSW
6
0.4
SSW
6
0.3
SSW
6
0.9
SE
10
0.9
SE
10
0.3
NNE
6
0.9
SE
10
0.8
ESE
9
0.9
SE
9
0.4
NNE
7
0.8
WNW
6
0.4
NNE
7
0.4
WNW
5
0.4
NE
6
0.3
NNE
6
0.2
NNE
5
Energy kJ
42
5
5
44
33
21
13
13
7
148
145
6
137
113
125
17
42
20
10
9
6
3
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
11
0.1
NE
11
0.1
N
11
0.1
N
11
0.4
ESE
11
0.1
N
11
0.3
SSW
6
0.3
NNE
6
0.2
SSW
6
0.3
NNE
5
0.4
NE
5
0.4
NE
5
0.4
NE
5
0.4
NNE
7
0.1
N
11
0.2
WNW
5
0.2
WNW
5
0.2
W
4
0.1
E
11
0.1
NE
11
Energy kJ
5
5
2
2
47
2
7
6
3
5
7
10
7
20
2
2
2
1
2
5
Wind waves
Height (m)
Direction
Period (s)
1.6
SW
6
2.1
SW
6
2.4
WSW
7
2.2
W
7
2.4
WNW
7
3
WNW
8
3
WNW
8
2.5
WNW
8
2.1
WNW
8
1.3
WNW
7
0.5
ESE
4
1.2
ESE
9
1.2
ESE
5
1.4
SE
5
1.7
SE
6
1.3
SE
6
1.1
SE
5
1.1
SE
6
1.2
SE
6
1.4
SE
7
Energy kJ
193
317
530
440
586
1068
1254
919
520
145
7
226
69
106
178
96
58
77
123
188
Nearest Offshore or Glassy
Rating
(10 max)
1
1
3
2
3
1
4
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
494
507
307
237
218
191
155
152
227
0
0
0
0
0
0
495
248
191
195
195
195
227
195
195
Best forecast wave conditions in Izu Islands
Rating
(10 max)
1
4
2
1
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
1
2
3
2
3
4
4
2
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
7
6
6
7
6
5
5
5
5
5
5
5
4
4
4
4
4
4
9
7
9
5
4
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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