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

information circle48hr Weather and Surf, issued 2 am Wednesday 18 Feb 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
19.7° C
(Which is 1.3°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 6AM is: 1.4m 9s primary swell from a East direction and 1.0m 7s secondary swell from a North-northeast direction (forecast issued at 02:00am February 18). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (18 Feb)4ft (1.2m)8s
Afternoon (18 Feb)4.5ft (1.4m)9s
Evening (18 Feb)3.5ft (1.1m)9s

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

Updates in  hr  min  s Forecast update imminent
Wednesday
18
Thursday
19
Friday
20
0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM
Rating
(10 max)
3
1
0
1
1
0
0
0
0
0
0
0
0
1
2
2
1
1
1
1
2
2
2
2
Swell
Height Map
Wave Height (m) & direction (?)
2
NE
1.3
NNE
1.4
E
1.2
E
1.5
E
1.4
E
1.3
ENE
1.1
E
0.9
E
0.8
E
0.7
E
0.6
E
0.6
E
0.6
E
1.3
NNE
1.1
NNE
0.6
E
0.5
ENE
0.5
ENE
0.5
ENE
0.7
ENE
0.7
ENE
0.7
ENE
0.7
ENE
Period(s) (?)88989999101012121212881216161615151414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)502178347200372325276186154130139104104106230145104142140137231222218204
Wind
(km/h)
5
SW
25
W
30
NW
30
NW
35
WNW
40
WNW
45
WNW
55
WNW
60
WNW
60
WNW
60
WNW
50
WNW
40
NW
30
WNW
25
WNW
25
NW
20
WNW
30
WNW
25
WNW
20
W
15
W
15
WNW
10
W
15
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
off
cross-
off
offoffoffoffoffoffoffoffoffoffoffoffoffoffoffoffcross-
off
cross-
off
offcross-
off
cross-
off
High Tide
/ height (m)
6:26AM
1.28
5:42PM
1.44
6:47AM
1.32
6:21PM
1.44
7:09AM
1.34
7:04PM
1.39
Low Tide
/ height (m)
11:54PM
-0.06
11:51AM
0.48
12:23AM
0.01
12:25PM
0.41
12:51AM
0.12
1:01PM
0.34
Wednesday
18
Thursday
19
Friday
20
Sunrise---6:22-------6:20-------6:20----
Sunset-----5:27-------5:28-------5:29--
rain showers
rain showers
cloud
part cloud
cloud
clear
clear
cloud
cloud
clear
cloud
part cloud
cloud
cloud
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
Rain (mm)
11----------------------
Temp. °C14141313121212131187788991010111112121313
Feels °C (?)139774311-3-6-7-5-213343468799
  • 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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