Santos (Hachijojima Island) surfForecast / Izu Islands / Japan

information circle16 Day Weather and Surf, issued 2 am Thursday 23 Apr 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
22.1° C
(Which is 2.2°C warmer than normal for this time of year)

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

The surf forecast for Santos (Hachijojima Island) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Apr 28) at 3AM. The primary swell is predicted to be 1.3m and 7s period with a secondary swell of 0.8m and 8s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Santos (Hachijojima Island) in the next 16 days are 1.4m 15s and forecast to arrive on Sunday (Apr 26) at 9AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 7s period and expected on Friday (Apr 24) at 12AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Tue 28th Apr)4.5ft (1.3m) 7s
Best Surf 3AM (Tue 28th Apr)4.5ft (1.3m) 7s
Most Powerful 9AM (Sun 26th Apr)4.5ft (1.4m) 15s

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

Heavy rain (total 41mm), heaviest during Thu night. Warm (max 22°C on Thu night, min 17°C on Thu morning). Winds increasing (calm on Thu morning, near gales from the SW by Thu night).

Days 4-6 Weather Summary

Heavy rain (total 26mm), heaviest during Sun night. Warm (max 20°C on Sun afternoon, min 17°C on Sun morning). Winds decreasing (strong winds from the SW on Mon morning, light winds from the N by Mon night).

Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.8
NE
14
0.6
NE
14
0.5
NE
13
0.4
E
9
2.3
NNE
7
2.1
NE
7
2.5
ENE
7
2.4
ENE
7
2.3
E
7
1.4
NE
15
1.4
NE
14
1.3
NE
13
1.3
NNE
13
1.7
NE
7
1.4
NNE
7
1.3
NE
8
1.4
NE
8
1
NE
8
0.7
NE
7
0.5
E
8
0.4
E
8
Wave Graph
Metric surfscale
Energy kJ
245
160
84
27
568
416
695
594
527
844
799
569
563
253
175
216
245
108
51
28
22
Wind (km/h)
5
SSW
30
SSW
60
SW
45
NE
45
NE
40
ENE
45
ENE
40
ENE
40
E
40
E
35
E
35
SSE
45
SW
30
WNW
25
N
15
SE
15
SSE
30
SW
40
WSW
35
W
25
NW
glassy
cross
cross-off
cross
cross
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-off
off
cross-off
on
cross-on
cross-off
cross-off
off
cross-off
High Tide
00:13AM1.02m
8:19AM1.20m
2:27AM1.05m
10:05AM1.10m
2:45AM1.12m
12:52PM1.10m
3:04AM1.21m
2:30PM1.20m
3:24AM1.32m
3:33PM1.29m
3:46AM1.41m
4:23PM1.36m
Low Tide
3:51PM0.13m
2:11AM1.01m
5:14PM0.27m
5:38AM1.03m
6:41PM0.38m
7:51AM0.92m
7:52PM0.45m
8:48AM0.77m
8:45PM0.52m
9:30AM0.61m
9:28PM0.59m
10:07AM0.47m
10:04PM0.67m
mod rain
mod rain
heavy rain
light rain
light rain
part cloud
part cloud
cloud
light rain
light rain
mod rain
rain showers
thunderstorm
light rain
rain showers
part cloud
cloud
part cloud
light rain
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
5:01
5:00
4:58
4:58
4:56
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:15
6:16
6:17
6:19
6:19
6:20
10
8
19
1
2
1
1
6
13
1
4
1
1
Temp °C
18
19
22
18
18
18
18
17
17
18
20
20
20
19
18
18
19
20
21
21
20
16
14
15
10
11
11
9
9
10
12
17
16
14
15
15
15
16
17
16
17
15
Swell 1
Height (m)
Direction
Period (s)
1
ESE
7
0.9
E
9
0.6
E
9
1.7
SSW
8
1.2
WSW
9
1.1
SW
9
0.6
SW
8
1
NE
13
1.1
NE
13
1.4
NE
15
1.4
NE
14
1.7
E
8
1.3
SW
6
1
SW
6
1.4
NNE
7
1.3
NE
8
1.4
NE
8
1
NE
8
0.7
NE
7
0.5
E
8
0.4
E
8
Energy kJ
105
137
62
400
202
164
41
342
405
844
799
329
128
72
175
216
245
108
51
28
22
Swell 2
Height (m)
Direction
Period (s)
0.8
NE
14
0.6
NE
14
0.5
NE
13
1
W
9
0.9
S
8
0.5
NE
15
0.2
ESE
11
0.4
SW
8
0.6
NE
16
0.1
SE
13
0.1
SE
13
1.3
NE
13
1.3
NNE
13
0.9
NE
12
0.9
E
8
0.7
SW
7
0.7
E
8
0.7
ESE
8
0.6
E
8
0.4
NE
8
0.3
SE
8
Energy kJ
245
160
84
169
95
116
12
16
211
7
7
569
563
223
100
48
55
60
41
21
11
Swell 3
Height (m)
Direction
Period (s)
0.6
E
10
0.4
SE
12
0.3
SE
12
0.4
E
9
0.3
SE
12
0.2
NNE
12
0.3
S
7
0.1
SE
11
0.1
SW
7
0.1
SE
12
1
E
8
0.1
SE
12
0.7
SW
7
0.5
E
8
0.5
SW
7
0.4
SW
6
0.1
NE
10
0.3
SE
7
0.2
ENE
8
Energy kJ
65
37
22
27
22
14
8
5
2
6
111
6
44
29
22
9
4
7
6
Wind waves
Height (m)
Direction
Period (s)
0.6
SSW
5
2.5
SW
7
2.5
NNE
7
2.3
NNE
7
2.1
NE
7
2.5
ENE
7
2.4
ENE
7
2.3
E
7
2.4
E
8
2.4
E
8
0.9
SSW
4
1.7
NE
7
1.2
SW
5
2.1
WSW
6
2.1
W
7
Energy kJ
14
716
686
568
416
695
594
527
636
645
28
253
67
361
465
Nearest Offshore or Glassy
Rating
(10 max)
2
1
2
2
1
1
1
2
2
1
1
2
1
1
1
1
1
1
1
3
1
Distance (km)
0
204
297
227
191
204
494
497
249
191
191
297
227
233
191
196
524
513
238
208
243
Best forecast wave conditions in Izu Islands
Rating
(10 max)
2
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
2
2
2
2
2
2
4
3
3
4
2
1
2
1
1
1
1
3
1
Header Global
Rating
(10 max)
9
5
5
4
5
5
4
5
4
4
6
7
9
5
5
6
6
8
8
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
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