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

information circle48hr Weather and Surf, issued 8 pm Saturday 25 Apr 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
22.2° C
(Which is 2.1°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 1AM is: 2.3m 8s primary swell from a East direction and 1.0m 13s secondary swell from a Northeast direction, 0.6m 16s secondary swell from a Northeast direction (forecast issued at 08:00pm April 25). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (26 Apr)4.5ft (1.4m)15s
Afternoon (26 Apr)4.5ft (1.4m)14s
Evening (26 Apr)4.5ft (1.3m)14s

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

Moderate rain (total 18mm), heaviest on Sun night. Warm (max 21°C on Mon morning, min 17°C on Sat night). Winds decreasing (strong winds from the E on Sat night, calm by Mon night).

Sat
25
Sunday
26
Monday
27
Tuesday
28
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
0
0
1
0
0
0
0
1
2
1
1
1
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)
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
2.2
E
7
1
NE
15
1.4
NE
15
1.4
NE
14
1.4
NE
14
1.3
NE
14
1.3
NE
14
1.1
NE
13
1.3
NE
13
1.1
NE
13
1.1
NE
13
1.1
NE
13
0.9
NE
12
0.9
NE
12
0.8
NE
12
0.8
NE
12
0.6
NE
12
0.6
NE
12
1.2
NE
7
1.1
NE
7
1
NE
7
Wave Graph
Metric surfscale
Energy kJ
763
749
681
529
478
773
821
731
630
586
444
552
431
431
369
252
240
200
169
112
123
147
136
102
Wind (km/h)
40
E
45
E
35
E
35
E
35
E
35
E
35
E
30
E
35
ESE
35
ESE
35
SE
35
SW
40
SW
40
SW
45
SW
40
WSW
30
WNW
20
NW
15
NW
5
NE
10
ESE
10
SE
15
S
15
SSW
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
glassy
on
cross-on
cross-on
cross
High Tide
2:45AM1.12m
12:52PM1.10m
3:04AM1.21m
2:30PM1.20m
3:24AM1.32m
Low Tide
6:41PM0.38m
7:51AM0.92m
7:52PM0.45m
8:48AM0.77m
8:45PM0.52m
9:30AM0.61m
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
mod rain
thunderstorm
thunderstorm
clear
clear
part cloud
clear
clear
rain showers
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:58
4:58
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:16
6:17
6:19
6:19
1
2
7
5
2
1
Temp °C
17
17
17
17
17
17
18
18
18
19
19
20
20
20
21
20
19
18
19
18
18
19
19
20
9
9
11
11
10
11
13
13
13
15
15
16
15
15
16
15
15
15
17
18
18
18
17
18
Swell 1
Height (m)
Direction
Period (s)
1.1
NE
13
1
NE
13
1
NE
13
0.9
NE
16
1
NE
15
1.4
NE
15
1.4
NE
14
1.4
NE
14
1.3
NE
14
1.3
NE
14
1.1
NE
13
1.7
ESE
7
1.3
ESE
7
1.1
NE
13
1.1
NE
13
0.9
NE
12
0.9
NE
12
0.8
NE
12
0.8
NE
12
1.2
WSW
7
0.9
WSW
7
1.2
NE
7
1.1
NE
7
1
NE
7
Energy kJ
380
326
311
411
447
773
821
731
630
586
444
281
171
431
369
252
240
200
169
132
78
147
136
102
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
7
0.6
NE
16
0.6
NE
16
0.9
NE
12
0.9
NE
12
0.1
SW
7
0.1
SE
13
0.1
SE
13
0.1
SW
7
0.1
SW
7
0.1
SW
7
1.3
NE
13
1.1
NE
13
1.1
E
7
0.9
ESE
7
0.8
ESE
7
0.6
E
7
0.6
E
7
0.6
E
7
0.8
NNE
6
0.6
NE
12
0.8
WSW
6
0.7
WSW
6
0.7
WSW
6
Energy kJ
14
206
211
232
236
2
7
7
2
2
2
552
431
120
82
67
37
38
38
43
108
52
34
33
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
14
0.3
SW
7
0.3
SW
7
0.2
SSW
7
0.1
SW
7
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
12
0.1
SW
7
0.3
NE
8
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.6
NE
12
0.5
E
7
0.5
E
8
0.5
E
8
0.6
E
8
Energy kJ
7
8
8
5
2
7
7
7
7
6
6
2
10
6
6
6
6
6
6
112
28
29
28
43
Wind waves
Height (m)
Direction
Period (s)
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
2.2
E
7
2.1
E
7
2
E
7
2
E
7
1.9
E
7
1.9
E
7
1.9
E
7
2
ESE
7
1
SW
4
1.2
SW
5
1.5
SW
6
1.7
SW
6
1.8
WSW
7
1.8
WSW
7
1.5
WSW
7
1.5
WSW
7
1.2
NE
6
Energy kJ
763
749
681
529
478
408
384
338
338
345
360
35
74
136
216
288
295
206
192
123
Nearest Offshore or Glassy
Rating
(10 max)
2
4
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
Distance (km)
738
546
191
191
204
248
204
218
204
191
218
204
227
227
227
204
204
0
191
0
191
227
248
248
Best forecast wave conditions in Izu Islands
Rating
(10 max)
1
1
1
2
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
4
4
4
4
4
4
1
1
1
1
3
2
2
2
1
1
1
2
2
1
1
1
1
1
Header Global
Rating
(10 max)
5
5
5
4
5
8
7
8
6
6
5
7
9
9
8
7
6
6
6
6
5
5
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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