Santos (Hachijojima Island) surfForecast / Izu Islands / Japan

information circle48hr Weather and Surf, issued 8 am Wednesday 13 May 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
23.4° C
(Which is 2.2°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 2PM is: 1.7m 9s primary swell from a East direction and 0.3m 10s secondary swell from a Northeast direction (forecast issued at 08:00am May 13). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (13 May)5ft (1.6m)9s
Afternoon (13 May)5.5ft (1.7m)9s
Evening (13 May)5.5ft (1.7m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 31mm), heaviest during Wed morning. Warm (max 21°C on Wed morning, min 19°C on Thu night). Winds increasing (calm on Wed night, fresh winds from the ENE by Fri morning).

Wednesday
13
Thursday
14
Friday
15
Sat
16
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
Rating
(10 max)
0
0
1
1
1
1
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.7
ESE
9
1.6
ESE
9
1.7
ESE
9
1.7
E
9
1.7
E
10
1.7
ESE
10
1.7
ESE
10
1.6
ESE
10
1.6
ESE
10
1.6
ESE
9
1.6
E
9
1.9
E
9
1.8
E
9
1.2
E
9
1.6
E
9
1.6
E
9
1.5
E
9
1.6
ENE
9
1.6
ENE
9
1.6
ENE
9
1.7
ENE
9
1.7
E
9
1.5
E
9
1.6
ESE
8
Wave Graph
Metric surfscale
Energy kJ
446
442
506
505
561
574
574
502
492
409
440
593
528
234
425
436
388
415
433
424
474
473
363
318
Wind (km/h)
20
ENE
15
ENE
10
ENE
10
E
10
SE
10
SE
5
SE
10
E
10
ESE
15
ESE
15
ESE
20
E
25
E
25
E
30
E
35
ENE
35
ENE
35
ENE
35
ENE
30
ENE
30
E
30
E
30
E
30
E
cross-on
cross-on
cross-on
on
on
cross-on
glassy
on
on
on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
High Tide
2:52PM1.25m
2:57AM1.38m
3:56PM1.35m
3:26AM1.43m
4:53PM1.44m
Low Tide
8:45AM0.60m
8:43PM0.64m
9:27AM0.36m
9:35PM0.68m
10:09AM0.12m
10:23PM0.74m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
clear
clear
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:43
4:41
4:41
4:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:30
6:30
6:31
6:32
5
5
2
1
1
4
3
1
1
3
3
2
1
1
2
1
Temp °C
21
20
21
21
21
21
21
21
20
21
20
20
21
21
20
19
20
20
20
20
20
20
20
20
20
19
21
21
21
21
22
21
19
20
19
18
18
18
16
14
15
14
15
15
15
16
16
16
Swell 1
Height (m)
Direction
Period (s)
1.7
ESE
9
1.6
ESE
9
1.7
ESE
9
1.7
E
9
1.7
E
10
1.7
ESE
10
1.7
ESE
10
1.6
ESE
10
1.6
ESE
10
1.6
ESE
9
0.4
NE
10
0.4
NE
10
0.4
NE
10
1.2
E
9
0.4
NE
10
0.4
NE
10
0.6
ESE
10
0.6
ESE
10
0.6
ESE
9
0.6
ESE
9
0.4
ESE
9
0.4
SE
11
0.8
NNE
6
0.7
NE
7
Energy kJ
446
442
506
505
561
574
574
502
492
409
24
24
24
234
24
24
61
61
58
58
34
30
52
46
Swell 2
Height (m)
Direction
Period (s)
0.2
NNE
9
0.2
NNE
9
0.2
NNE
9
0.4
NE
11
0.4
NE
11
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.2
SSE
11
0.3
SE
12
0.4
NE
10
0.3
SE
12
0.3
SE
12
0.4
NE
10
0.4
NE
10
0.3
SE
11
0.3
SE
11
0.4
SE
11
0.4
NE
9
0.4
ESE
9
0.4
NE
9
Energy kJ
8
8
8
31
29
27
26
25
25
25
24
12
21
24
21
21
24
24
19
19
43
21
35
20
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
13
0.1
NE
13
0.1
NE
12
0.1
S
7
0.2
S
7
0.1
S
7
0.1
S
7
0.1
S
7
0.2
SSE
12
0.1
S
7
0.2
S
6
0.3
SE
12
0.3
SE
12
0.3
NE
10
0.3
NE
10
0.3
NE
9
0.1
SE
15
0.3
SE
11
0.3
ESE
9
Energy kJ
7
7
6
1
4
1
1
1
13
1
3
21
21
14
14
13
8
19
17
Wind waves
Height (m)
Direction
Period (s)
1.6
E
9
1.9
E
9
1.8
E
9
1.1
E
5
1.6
E
9
1.6
E
9
1.5
E
9
1.6
ENE
9
1.6
ENE
9
1.6
ENE
9
1.7
ENE
9
1.7
E
9
1.5
E
9
1.6
ESE
8
Energy kJ
440
593
528
66
425
436
388
415
433
424
474
473
363
318
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
3
1
2
2
2
1
1
1
3
3
2
2
2
1
1
1
1
2
Distance (km)
191
191
191
191
191
155
0
191
196
204
204
191
191
218
204
204
204
204
204
191
191
196
196
204
Best forecast wave conditions in Izu Islands
Rating
(10 max)
1
1
1
1
1
2
3
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
2
2
2
3
3
2
2
2
2
2
2
2
3
3
2
2
2
1
1
2
2
3
Header Global
Rating
(10 max)
9
9
9
9
9
8
7
9
9
9
9
5
5
5
5
5
4
5
5
5
5
5
5
5
  • 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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