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Surf Forecasts:

Santos (Hachijojima Island) surfForecast / Izu Islands / Japan

information circle48hr Weather and Surf, issued 8 am Monday 12 Jan 2026 JST
Forecast update in hr  min  s Forecast update imminent
Santos (Hachijojima Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Santos (Hachijojima Island) sea temperature is
20.8° C
 (Which is 1.3°C warmer than normal for this time of year)

How big are the waves at Santos (Hachijojima Island) today?

The current surf forecast for Santos (Hachijojima Island) at 12PM is: 0.2m 16s primary swell from a North-northeast direction and 0.1m 12s secondary swell from a East direction (forecast issued at 08:00am January 12). An open ocean swell of 3.5m 9s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (12 Jan)0.5ft (0.2m)12s
Afternoon (12 Jan)1ft (0.3m)16s
Evening (12 Jan)1.5ft (0.4m)15s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Monday
12
Tuesday
13
Wednesday
14
Thu
15
6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM
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
See all maps
Wave Height (m) & direction (?)
0.2
E
0.2
E
0.2
NNE
0.3
NE
0.3
NE
0.4
NE
0.4
NE
0.4
NE
0.5
NE
0.5
NE
0.5
NE
0.6
NE
0.5
NE
0.5
NE
0.4
NE
0.4
NE
0.4
NE
0.4
NE
0.4
NE
0.4
NE
0.4
NE
0.4
NE
0.4
NE
0.4
NE
Period(s) (?)121216161615151515141414141414141313131313131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1212264139587878109100100128999767646345454545616159
Wind
(km/h)
50
WNW
50
WNW
50
WNW
40
WNW
30
W
40
W
40
WSW
45
W
50
WSW
50
WSW
55
WSW
55
WSW
55
W
50
WNW
50
WNW
55
WNW
55
WNW
55
WNW
55
WNW
55
WNW
55
WNW
55
WNW
45
WNW
45
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffcross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffoffoffoffoffoffoffoffoffoff
High Tide
/ height (m)
10:58AM
1.30
2:42AM
0.98
11:46AM
1.25
4:15AM
1.04
12:57PM
1.20
Low Tide
/ height (m)
4:25AM
0.86
7:06PM
0.56
5:16AM
0.95
8:20PM
0.41
7:18AM
1.00
9:16PM
0.25
Monday
12
Tuesday
13
Wednesday
14
Thu
15
Sunrise-6:43-------6:43-------6:43------
Sunset---4:52-------4:52-------4:53----
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
rain showers
rain showers
light rain
rain showers
light rain
rain showers
part cloud
clear
cloud
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
--------112121----------
Temp. °C88891113141515161617171615141312101010101010
Feels °C (?)-5-4-4-13345455666421-1-2-3-3-2-10
  • 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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View detailed surf forecast for Santos (Hachijojima Island) at:
surf-forecast.com

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