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Surf Forecasts:

Santos (Hachijojima Island) surfForecast / Izu Islands / Japan

information circle48hr Weather and Surf, issued 2 pm 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
21.0° C
 (Which is 1.6°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 9PM is: 0.4m 15s primary swell from a Northeast direction and 0.4m 9s secondary swell from a North-northeast direction (forecast issued at 02:00pm January 12). An open ocean swell of 2.2m 8s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (12 Jan)--
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
Thursday
15
12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 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
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
0.6
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
0.4
NE
0.4
NE
Period(s) (?)161616151515151414141414141413131313131313131312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)26413958787810910010012812797676446454545456161595654
Wind
(km/h)
45
WNW
40
W
35
WSW
40
W
40
WSW
45
WSW
50
WSW
50
WSW
55
WSW
60
WSW
60
W
50
WNW
55
WNW
55
WNW
55
WNW
55
WNW
55
WNW
55
WNW
60
WNW
55
WNW
55
WNW
45
WNW
45
WNW
35
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffcross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffoffoffoffoffoffoffoffoffoffoffoff
High Tide
/ height (m)
10:58AM
1.30
2:42AM
0.98
11:46AM
1.25
4:15AM
1.04
12:57PM
1.20
4:57AM
1.11
Low Tide
/ height (m)
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
Thursday
15
Sunrise-------6:43-------6:43-------6:43
Sunset-4:52-------4:52-------4:53------
clear
clear
clear
clear
clear
cloud
rain showers
light rain
light rain
thunderstorm
light rain
rain showers
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
Rain (mm)
------111121------------
Temp. °C891113141516171717161614131211910101010101011
Feels °C (?)-3-1344566654521-1-2-4-3-4-3-2-103
  • 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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