Santos (Hachijojima Island) surfForecast / Izu Islands / Japan

information circle16 Day Weather and Surf, issued 2 pm Sunday 10 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
23.0° C
(Which is 1.9°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Santos (Hachijojima Island) this week:

The most powerful waves expected at Santos (Hachijojima Island) in the next 16 days are 2.0m 9s and forecast to arrive on Tuesday (May 12) at 12AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 5s period and expected on Monday (May 11) at 6AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful12AM (Tue 12th May)6.5ft (2.0m) 9s

Table - best surf conditions forecast for Santos (Hachijojima Island) over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 4mm), mostly falling on Sun afternoon. Warm (max 20°C on Tue afternoon, min 18°C on Sun night). Mainly fresh winds.

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Thu morning. Warm (max 21°C on Fri night, min 20°C on Wed afternoon). Mainly fresh winds.

Sun
10
Monday
11
Tuesday
12
Wednesday
13
Thursday
14
Friday
15
Saturday
16
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.5
ESE
9
0.9
ESE
10
0.8
ESE
10
1.9
ESE
8
2
ESE
9
1.8
ESE
9
1.7
ESE
9
1.7
ESE
9
1.7
ESE
9
1.7
ESE
9
1.7
ESE
9
1.3
E
10
1.5
E
10
1.5
E
9
1.3
E
9
1.1
E
9
0.9
ENE
9
0.9
SE
9
0.7
ENE
9
0.8
SE
7
0.6
ESE
10
Wave Graph
Metric surfscale
Energy kJ
378
145
112
469
604
543
506
456
436
484
528
299
432
372
287
194
129
129
77
65
71
Wind (km/h)
35
SE
30
SE
30
ESE
25
ESE
25
ESE
25
E
25
E
20
E
25
E
25
E
25
E
30
E
20
E
30
ENE
35
ENE
35
ENE
25
E
30
E
25
E
25
E
30
E
cross-on
cross-on
on
on
on
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
High Tide
1:17AM1.22m
11:39AM1.11m
1:57AM1.27m
1:32PM1.15m
2:28AM1.33m
2:52PM1.25m
2:57AM1.38m
3:56PM1.35m
3:26AM1.43m
4:53PM1.44m
3:55AM1.46m
5:47PM1.49m
4:26AM1.48m
Low Tide
5:35PM0.51m
6:58AM0.96m
6:43PM0.56m
7:59AM0.80m
7:46PM0.59m
8:45AM0.60m
8:43PM0.64m
9:27AM0.36m
9:35PM0.68m
10:09AM0.12m
10:23PM0.74m
10:50AM-0.09m
11:07PM0.80m
11:32AM-0.23m
rain showers
clear
part cloud
part cloud
clear
clear
part cloud
rain showers
rain showers
part cloud
cloud
light rain
cloud
clear
part cloud
clear
rain showers
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:45
4:43
4:43
4:41
4:41
4:41
4:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:29
6:30
6:30
6:30
6:31
6:32
6:32
2
1
1
1
1
Temp °C
19
19
19
19
18
19
20
20
20
20
20
20
20
20
20
20
21
20
20
21
21
14
14
14
14
14
15
17
17
17
17
17
15
18
16
15
15
19
16
17
20
18
Swell 1
Height (m)
Direction
Period (s)
0.5
WNW
6
0.9
ESE
10
0.8
ESE
10
0.1
N
8
2
ESE
9
1.8
ESE
9
1.7
ESE
9
1.7
ESE
9
1.7
ESE
9
0.4
NE
11
1.7
ESE
9
1.3
E
10
1.5
E
10
0.4
NE
10
1.3
E
9
0.6
SE
9
0.9
ENE
9
0.7
ENE
9
0.8
SE
7
0.6
ENE
9
0.8
SE
6
Energy kJ
20
145
107
1
604
543
506
456
436
31
528
299
432
25
287
55
129
77
61
58
54
Swell 2
Height (m)
Direction
Period (s)
0.3
NNE
7
0.4
NNE
5
0.2
NNE
5
0.1
N
8
0.1
NE
13
0.4
NE
11
0.4
NE
10
0.4
NE
10
0.2
NNE
9
0.1
S
7
0.4
NE
10
1
SE
9
0.4
NE
10
0.3
SE
12
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
SE
10
0.5
ESE
9
0.5
ESE
9
0.6
ESE
10
Energy kJ
9
11
3
1
7
31
27
23
8
1
26
166
24
22
25
26
24
38
49
48
71
Swell 3
Height (m)
Direction
Period (s)
0.2
WSW
7
0.2
WNW
5
0.1
NE
11
0.1
S
10
0.1
NE
7
0.1
S
9
0.1
NE
13
0.1
S
9
0.1
S
7
0.4
NE
10
0.2
ESE
9
0.2
S
6
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.4
NE
9
0.3
SE
10
0.3
SE
10
0.4
ENE
8
Energy kJ
4
2
5
2
2
1
7
2
1
25
8
3
20
19
19
22
16
16
23
Wind waves
Height (m)
Direction
Period (s)
1.5
ESE
9
0.9
SE
4
1.2
SE
6
1.9
ESE
8
1.7
ESE
9
1.5
E
9
1.1
E
9
0.8
SE
9
0.9
SE
9
0.7
ENE
9
0.8
SE
7
Energy kJ
378
34
112
469
484
372
194
117
129
77
65
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
1
1
1
1
2
1
2
2
1
1
1
1
1
1
Distance (km)
191
227
249
249
196
191
249
191
191
191
191
204
191
204
204
191
191
191
191
196
204
Best forecast wave conditions in Izu Islands
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
2
2
2
2
2
2
2
2
1
2
2
1
2
2
1
1
2
Header Global
Rating
(10 max)
4
5
6
5
4
9
9
9
9
9
6
9
5
5
5
5
5
5
4
6
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
submit an eyeball surf report

Quick surf report for Santos (Hachijojima Island):

join our community of surf reporters

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Santos (Hachijojima Island) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Information about the Santos (Hachijojima Island) Surf forecast

The above surf forecast table for Santos (Hachijojima Island) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Santos (Hachijojima Island) can be found by selecting the local surf guide option on the grey menu. Our Santos (Hachijojima Island) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Santos (Hachijojima Island)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Santos (Hachijojima Island) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Santos (Hachijojima Island) is 192 km (119 miles) from Oshima. If you plan a holiday in Izu Islands, look for hotels and other accommodation in Oshima. Oshima has rooms for a wide range of budgets as well as car hire and transport links.

Nearest locationNearest
Nearest locationNearest
Nearest locationNearest