Santos (Hachijojima Island) surfForecast / Izu Islands / Japan

information circle48hr Weather and Surf, issued 2 pm Wednesday 18 Feb 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
19.7° 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 7PM is: 1.2m 9s primary swell from a East direction (forecast issued at 02:00pm February 18). An open ocean swell of 0.3m 6s is not directed at the surf break, a second open ocean swell of 1.9m 6s is not directed at the surf break. The wind direction is predicted to be offshore.

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

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

Updates in  hr  min  s Forecast update imminent
Wednesday
18
Thursday
19
Friday
20
Saturday
21
12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
1
1
2
1
2
2
1
1
1
1
1
2
1
1
2
Swell
Height Map
Wave Height (m) & direction (?)
1.5
E
1.4
ENE
1.3
E
1.1
E
0.9
E
0.8
E
0.7
E
0.6
E
0.6
E
1.2
NE
1.3
NNE
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
0.7
ENE
0.7
ENE
0.7
NE
1
NNE
Period(s) (?)99991010121212988121616161515151414141312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)363333269190154133139104104221217117104142140137234225222204204210175304
Wind
(km/h)
35
WNW
45
WNW
45
WNW
55
WNW
65
WNW
65
WNW
55
WNW
50
WNW
40
WNW
30
WNW
25
NW
25
NW
20
WNW
25
WNW
25
WNW
20
W
15
WSW
15
W
15
W
15
WSW
10
W
20
NW
15
NW
15
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffoffoffoffoffoffoffoffoffoffoffoffoffcross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
off
High Tide
/ height (m)
5:42PM
1.44
6:47AM
1.32
6:21PM
1.44
7:09AM
1.34
7:04PM
1.39
7:31AM
1.33
Low Tide
/ height (m)
11:51AM
0.48
12:23AM
0.01
12:25PM
0.41
12:51AM
0.12
1:01PM
0.34
1:21AM
0.25
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunrise-------6:20-------6:20-------6:18
Sunset-5:27-------5:28-------5:29------
part cloud
clear
clear
cloud
part cloud
clear
cloud
cloud
clear
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
cloud
part cloud
cloud
light rain
clear
clear
clear
Rain (mm)
--------------------1---
Temp. °C121213121077778910101010111213131312121213
Feels °C (?)522-1-5-8-7-5-30244446799910779
  • 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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