Santos (Hachijojima Island) Surf Break

Lat Long: 33.07° N 139.84° E

Santos (Hachijojima Island) 48 hour detailed Surf Forecast

Issued: 8 pm 10 Aug 2026 (local time)

Forecast update in  hr  min

Today's Santos (Hachijojima Island) sea temperature is
28.7° C
1.0° 

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 Aug):

  • Evening surf: Evening surf (10 Aug, local time) - 8ft (2.5m), 11s period with ENE swell.

The current surf forecast for Santos (Hachijojima Island) at 11PM is: 2.5m 10s primary swell from a East-northeast direction and 0.9m 10s secondary swell from a South-southwest direction (forecast issued at 08:00pm August 10). An open ocean swell of 0.9m 11s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (10 Aug)--
Afternoon (10 Aug)--
Evening (10 Aug)8ft (2.5m)11s

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


Short Range Forecast

Heavy rain (total 21mm), heaviest during Tue night. Warm (max 28°C on Thu afternoon, min 25°C on Tue morning). Winds decreasing (fresh winds from the NE on Mon night, light winds from the N by Tue morning).

Mon
10
Tuesday
11
Wednesday
12
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)
1
0
1
1
1
2
4
2
2
2
1
1
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
ENE
11
2.5
ENE
11
2.5
ENE
10
2.5
ENE
10
2.5
ENE
10
1.8
ENE
11
1.8
ENE
11
1.8
ENE
10
1.7
ENE
12
2.3
NE
11
2.3
NE
12
1.9
NNE
11
1.4
NNE
11
1.1
E
10
0.9
ENE
10
0.9
ENE
10
1
NE
9
1
E
9
Wave Graph
Metric surfscale
Energy kJ
1492
1487
1183
1205
1229
836
836
666
780
1399
1420
876
433
245
150
150
155
180
Wind (km/h)
35
NNE
35
NE
30
NNE
30
NNE
25
NNE
20
NNE
5
N
10
S
30
SW
25
SW
30
SSW
30
S
30
S
30
SE
30
SE
20
SE
15
SE
10
ESE
Wind State
cross
cross
cross
cross
cross
cross
cross-off
cross-on
cross-off
cross-off
cross
cross
cross-on
cross-on
cross-on
cross-on
on
on
High Tide
5:04PM1.36m
2:48AM1.38m
5:36PM1.42m
3:50AM1.48m
6:05PM1.47m
Low Tide
9:49PM1.04m
10:14AM-0.07m
10:32PM0.96m
11:01AM-0.06m
part cloud
clear
clear
part cloud
part cloud
light rain
cloud
cloud
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:00
5:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:31
6:30
6:30
 mm
1
1
4
6
2
1
1
1
1
2
Temp °C
27
27
27
26
26
25
25
25
26
26
26
27
27
27
27
27
27
27
Feels °C
25
25
25
24
25
24
27
26
25
25
24
25
26
25
26
28
28
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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