Kaiser's (Hachijojima Island) Surf Break

Lat Long: 33.07° N 139.84° E

Kaiser's (Hachijojima Island) 48 hour detailed Surf Forecast

Issued: 2 am 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Kaiser's (Hachijojima Island) sea temperature is
28.4°C
0.8° 

Kaiser's (Hachijojima Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Kaiser's (Hachijojima Island) today (11 Sep):

  • Morning surf: Morning surf (11 Sep, local time) - 2.5ft (0.7m), 14s period with E swell.
  • Afternoon surf: Afternoon surf (11 Sep, local time) - 2.5ft (0.7m), 14s period with E swell.
  • Evening surf: Evening surf (11 Sep, local time) - 2.5ft (0.7m), 14s period with E swell.

The current surf forecast for Kaiser's (Hachijojima Island) at 7AM is: 1.2m 7s primary swell from a Northeast direction and 0.9m 8s secondary swell from a South-southwest direction (forecast issued at 02:00am September 11). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (11 Sep)2.5ft (0.7m)14s
Afternoon (11 Sep)2.5ft (0.7m)14s
Evening (11 Sep)2.5ft (0.7m)14s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Fri afternoon. Warm (max 28°C on Fri afternoon, min 27°C on Fri morning). Wind will be generally light.

Friday
11
Saturday
12
Sunday
13
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)
2
1
1
0
0
0
2
2
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
SSW
8
1.3
NNE
7
1.2
NE
7
0.7
E
14
0.7
E
14
0.7
E
14
0.7
E
14
0.7
E
14
0.9
E
14
1
E
14
1
E
14
1
E
14
1
E
14
1
E
13
1
E
13
1.1
E
13
0.9
E
13
1
E
13
0.9
E
13
0.9
E
13
0.8
E
13
0.9
E
13
0.9
E
13
1
E
12
Wave Graph
Metric surfscale
Energy kJ
169
169
160
196
196
194
191
188
306
383
388
383
366
366
361
434
285
342
273
273
215
273
273
306
Wind (km/h)
15
SW
15
SW
20
SW
20
SSW
20
SSW
15
SSW
5
SW
5
S
10
SSE
10
S
10
S
10
SSE
10
SSE
5
ESE
10
E
15
E
20
ESE
15
ESE
20
E
20
E
20
E
20
ESE
20
ESE
20
ESE
Wind State
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
glassy
cross-on
cross
cross
cross-on
cross-on
on
cross-on
on
on
on
cross-on
cross-on
on
on
on
on
High Tide
4:43AM1.67m
5:46PM1.62m
5:29AM1.71m
6:07PM1.68m
6:12AM1.69m
6:25PM1.71m
Low Tide
10:53PM0.80m
11:19AM0.34m
11:29PM0.71m
11:51AM0.49m
00:05AM0.64m
12:18PM0.66m
clear
clear
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:52
5:51
 mm
1
1
2
1
1
1
Temp °C
27
27
27
27
27
28
28
28
28
27
27
27
27
28
28
27
27
27
27
27
27
27
27
27
Feels °C
31
30
29
30
29
32
32
33
32
31
31
31
31
33
32
30
29
30
30
29
29
29
29
29
  • 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
How to use the Wavefinder 

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