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

information circle48hr Weather and Surf, issued 8 pm Thursday 07 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
22.9° C
(Which is 2.0°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 3AM 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 07). An open ocean swell of 2.0m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

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

Moderate rain (total 11mm), heaviest on Thu night. Warm (max 23°C on Thu night, min 16°C on Sat morning). Winds decreasing (strong winds from the WSW on Fri night, light winds from the NNE by Sat night).

Thu
7
Friday
8
Saturday
9
Sunday
10
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
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)
0.9
ESE
10
0.9
ESE
10
1.8
SSW
6
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
1
SE
10
0.9
SE
10
0.9
SE
10
0.7
SE
9
0.9
SE
10
0.9
SE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
1.1
E
10
1.6
E
6
1.7
E
6
Wave Graph
Metric surfscale
Energy kJ
154
154
223
157
157
160
163
166
192
189
175
192
139
137
83
160
154
130
127
125
120
216
163
210
Wind (km/h)
35
SW
40
SSW
45
SSW
45
SW
40
SW
45
SW
40
SW
40
SW
45
SW
50
WSW
50
WNW
45
WNW
50
WNW
45
WNW
45
W
45
WNW
45
WNW
45
NW
35
NW
25
NW
10
NNE
15
E
30
ESE
30
ESE
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
off
off
off
off
cross-off
cross
on
on
on
High Tide
9:56PM1.19m
7:20AM1.27m
11:01PM1.17m
8:06AM1.21m
00:16AM1.18m
9:24AM1.14m
Low Tide
2:10AM1.02m
3:18PM0.37m
3:14AM1.05m
4:23PM0.45m
5:19AM1.05m
light rain
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
part cloud
clear
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:47
4:46
4:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:25
6:27
6:28
6:28
1
1
4
4
2
Temp °C
21
21
22
23
23
23
22
22
22
21
19
18
18
18
16
17
19
19
19
18
19
19
18
18
18
17
17
18
19
18
18
18
17
15
10
8
7
8
7
8
10
10
12
13
17
16
13
12
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
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
1
SE
10
0.9
SE
10
0.9
SE
10
0.7
SE
9
0.9
SE
10
0.9
SE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
1.8
WNW
8
1.5
WNW
8
1
WNW
7
0.7
WNW
6
Energy kJ
154
154
154
157
157
160
163
166
192
189
175
192
139
137
83
160
154
130
127
125
383
250
102
41
Swell 2
Height (m)
Direction
Period (s)
0.1
NE
8
0.1
N
7
0.1
NE
11
0.1
NE
11
0.1
NE
11
0.1
NE
12
0.7
SE
6
0.8
SSE
7
0.7
SSE
7
0.1
NE
11
0.4
SE
7
0.1
N
11
0.7
SSW
7
0.6
SSW
7
0.5
SSW
6
0.5
S
6
0.4
SSW
6
0.3
SSW
6
0.2
NNE
6
0.3
NNE
6
0.8
ESE
10
0.1
SW
6
0.1
SW
6
0.1
S
5
Energy kJ
2
1
5
5
5
5
40
70
47
5
14
2
47
35
23
20
12
7
3
6
120
1
1
1
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
11
0.1
NE
11
0.1
N
7
0.1
NE
12
0.1
NE
11
0.1
NE
11
0.1
NE
11
0.1
N
11
0.1
N
11
0.1
N
11
0.4
ESE
11
0.1
N
11
0.2
NNE
6
0.1
N
10
0.2
SSW
6
0.3
NNE
5
0.1
N
10
Energy kJ
5
5
1
5
5
5
5
2
2
2
47
2
4
2
3
6
2
Wind waves
Height (m)
Direction
Period (s)
1.7
SSW
6
1.5
SSW
6
1.8
SSW
6
2
SSW
6
2.1
SSW
6
2.1
SSW
7
1.6
SW
7
1.7
SW
7
1.9
SW
6
2.3
SW
7
2.4
WSW
7
2.4
W
7
2.3
WNW
7
2.5
WNW
8
2.5
WNW
8
2.3
WNW
8
2.1
WNW
7
2.1
WNW
7
2.3
WNW
8
2.1
WNW
8
1.1
E
10
1.6
E
6
1.7
E
6
Energy kJ
202
148
223
292
355
373
237
248
293
465
510
522
542
736
770
588
456
482
576
487
216
163
210
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
1
1
1
1
1
2
1
1
3
3
2
2
2
1
1
1
1
1
1
1
1
Distance (km)
256
195
195
195
195
195
297
480
495
507
249
238
228
218
191
155
218
191
191
227
227
204
238
248
Best forecast wave conditions in Izu Islands
Rating
(10 max)
2
2
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
2
1
1
2
2
2
2
1
1
3
3
2
3
2
1
2
1
1
1
1
1
1
Header Global
Rating
(10 max)
8
5
5
6
7
7
6
8
7
6
5
7
7
5
5
5
6
5
5
5
4
5
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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