Santos (Hachijojima Island) Surf Break

Lat Long: 33.07° N 139.84° E

Santos (Hachijojima Island) 48 hour detailed Surf Forecast

Issued: 2 pm 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Santos (Hachijojima Island) sea temperature is
28.2°C
1.2° 

Santos (Hachijojima Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Santos (Hachijojima Island) today (20 Sep):

  • Afternoon surf: Afternoon surf (20 Sep, local time) - 16ft (5.0m), 11s period with SE swell.
  • Evening surf: Evening surf (20 Sep, local time) - 18ft (5.5m), 12s period with SSE swell.

The current surf forecast for Santos (Hachijojima Island) at 7PM is: 5.5m 12s primary swell from a South-southeast direction and 0.5m 13s secondary swell from a East direction (forecast issued at 02:00pm September 20). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (20 Sep)--
Afternoon (20 Sep)16ft (5.0m)11s
Evening (20 Sep)18ft (5.5m)12s

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


Short Range Forecast

Heavy rain (total 91mm), heaviest during Mon night. Warm (max 28°C on Sun afternoon, min 26°C on Mon night). Winds decreasing (extremely windy from the WSW on Mon night, calm by Tue night).

Sun
20
Monday
21
Tuesday
22
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
Rating
(10 max)
0
0
0
0
0
0
0
0
0
!
!
0
0
0
0
0
0
0
1
1
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)
4.5
SE
11
5
SE
11
5.5
SSE
12
5.5
SSE
12
5.5
SSE
12
6
SSE
12
6.5
SSE
12
7
SSE
12
7
SSE
12
8.5
S
13
11
SSW
14
0.6
E
10
2.5
SSE
10
1.9
SSE
9
2
S
9
0.3
ENE
10
0.3
ENE
10
1.7
SSW
8
1.6
SSW
7
1.3
SSW
7
Wave Graph
Metric surfscale
Energy kJ
5522
6325
7327
8136
9416
10392
11531
12956
14802
23291
44618
73
1157
606
635
19
18
355
259
181
Wind (km/h)
45
ESE
45
ESE
45
ESE
50
ESE
50
ESE
55
SE
60
SE
65
SE
70
SE
85
SE
100
SSE
100
SSW
105
WSW
65
W
50
W
35
W
25
W
25
W
20
WSW
10
SSW
Wind State
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
High Tide
4:38PM1.33m
4:04PM1.38m
1:08AM1.30m
4:12PM1.45m
Low Tide
7:45AM0.59m
8:57PM1.21m
8:41AM0.51m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
rain showers
part cloud
part cloud
cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:40
5:39
5:37
 mm
5
4
4
3
3
2
2
2
2
4
7
18
32
6
Temp °C
28
28
28
28
28
28
28
28
28
27
27
27
26
27
26
26
26
26
26
26
Feels °C
26
26
25
24
25
24
23
22
21
17
14
14
12
20
21
23
25
25
26
27
  • 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
How to use the Wavefinder 

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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.


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