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Surf Forecasts:

Santos (Hachijojima Island) surfForecast / Izu Islands / Japan

information circle48hr Weather and Surf, issued 8 am Monday 16 Mar 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
19.6° C
 (Which is slightly warmer than usual)

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

The current surf forecast for Santos (Hachijojima Island) at 1PM is: 3.5m 14s primary swell from a East-northeast direction (forecast issued at 08:00am March 16). An open ocean swell of 0.5m 6s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 5.

Time (JST) & DateWave HeightWave Period
Morning (16 Mar)11ft (3.5m)15s
Afternoon (16 Mar)11ft (3.5m)14s
Evening (16 Mar)10ft (3.0m)14s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Monday
16
Tuesday
17
Wednesday
18
Thu
19
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)
5
6
5
5
4
3
4
4
4
3
4
4
3
2
1
0
0
0
0
0
4
4
2
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
3.5
ENE
3.5
ENE
3.5
ENE
3.5
ENE
3
ENE
3
ENE
3
ENE
3
ENE
3
ENE
3
ENE
3
ENE
2.5
ENE
2.5
ENE
2.5
ENE
2.2
ENE
2.5
ENE
2.5
ENE
2
ENE
2
ENE
2
ENE
2.2
ENE
2.2
ENE
2.3
ENE
2.3
ENE
Period(s) (?)161514141414141414141313131313131313131314141414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)577455294634419538433697369734293282296227322515241222451585205321211380140114221683180920932167
Wind
(km/h)
20
NNW
15
NW
10
WNW
5
W
5
NE
15
E
10
ESE
5
SSE
10
S
10
S
5
SW
5
NE
15
NE
15
NE
20
NE
30
E
35
E
35
ESE
30
ESE
20
SE
5
W
25
W
25
WSW
30
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		offoffglasscross-
on		ononcross-
on		crosscross-
on		glassglasscrosscrosscross-
on		cross-
on		cross-
on		onononcross-
off		offcross-
off		cross
High Tide
/ height (m)
4:45AM
1.18
3:32PM
1.20
5:00AM
1.25
4:14PM
1.33
5:18AM
1.31
4:56PM
1.42
Low Tide
/ height (m)
10:03AM
0.68
10:19PM
0.10
10:29AM
0.56
10:51PM
0.11
10:59AM
0.43
11:23PM
0.16
Monday
16
Tuesday
17
Wednesday
18
Thu
19
Sunrise5:50-------5:48-------5:48-------
Sunset---5:47-------5:49-------5:50----
cloud
clear
clear
clear
clear
clear
rain showers
light rain
rain showers
clear
clear
clear
clear
clear
part cloud
light rain
light rain
rain showers
rain showers
light rain
part cloud
cloud
cloud
cloud
Rain (mm)
------111------11111----
Temp. °C141313141414141415151516161515151515161616161616
Feels °C (?)9910121211121213121315131211998111215121010
  • 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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