Santos (Hachijojima Island) Surf Break

Lat Long: 33.07° N 139.84° E

Santos (Hachijojima Island) 48 hour detailed Surf Forecast

Issued: 2 pm 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's Santos (Hachijojima Island) sea temperature is
28.4°C
0.8° 

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 (10 Sep):

  • Afternoon surf: Afternoon surf (10 Sep, local time) - 5ft (1.5m), 8s period with SSW swell.
  • Evening surf: Evening surf (10 Sep, local time) - 4.5ft (1.3m), 8s period with SSW swell.

The current surf forecast for Santos (Hachijojima Island) at 8PM is: 1.3m 8s primary swell from a South-southwest direction (forecast issued at 02:00pm September 10). An open ocean swell of 1.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (10 Sep)--
Afternoon (10 Sep)5ft (1.5m)8s
Evening (10 Sep)4.5ft (1.3m)8s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Fri night. Warm (max 28°C on Fri afternoon, min 26°C on Thu night). Wind will be generally light.

Thu
10
Friday
11
Saturday
12
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)
2
2
2
0
2
2
2
1
0
1
2
2
1
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)
1.6
SSW
8
1.5
SSW
8
1.4
SSW
8
1.3
SSW
8
1.2
SSW
8
1.3
NNE
7
1.2
NNE
7
0.7
E
14
0.7
E
14
0.7
E
14
0.7
E
14
0.7
E
14
0.9
E
14
1
E
14
1
E
14
1
E
14
1
E
14
1
E
13
1
E
13
1.1
ESE
13
Wave Graph
Metric surfscale
Energy kJ
314
266
226
181
169
169
146
196
196
194
191
188
306
383
388
383
366
366
361
451
Wind (km/h)
10
WNW
10
WNW
10
NNW
15
NE
0
ESE
10
SW
10
SW
15
SW
15
SSW
15
SW
10
SW
0
NNE
10
ENE
15
E
15
ESE
15
ESE
15
ESE
15
E
20
E
25
E
Wind State
off
off
cross-off
cross-on
glassy
cross-off
cross-off
cross-off
cross
cross-off
cross-off
glassy
cross-on
on
on
on
on
on
cross-on
on
High Tide
5:25PM1.55m
4:43AM1.67m
5:46PM1.62m
5:29AM1.71m
6:07PM1.68m
Low Tide
10:43AM0.23m
10:53PM0.80m
11:19AM0.34m
11:29PM0.71m
11:51AM0.49m
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
thunderstorm
clear
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:54
5:52
5:52
 mm
1
2
1
1
1
Temp °C
27
27
27
26
26
27
27
27
27
28
28
27
27
27
27
27
27
27
27
27
Feels °C
31
31
32
29
32
32
31
30
30
31
33
32
31
30
30
30
30
30
29
29
  • 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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