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Surf Forecasts:

Santos (Hachijojima Island) surfForecast / Izu Islands / Japan

information circle12 Day Weather and Surf, issued 8 pm Tuesday 27 Jan 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
19.9° C
 (Which is 1.1°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 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Feb 04) at 12AM. The primary swell is predicted to be 0.6m and 7s period with a secondary swell of 0.4m and 10s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Santos (Hachijojima Island) in the next 12 days are 1.7m 12s and forecast to arrive on Friday (Jan 30) at 6PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.5m 8s period and expected on Friday (Jan 30) at 3AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+)12AM (Wed 4th Feb)2ft (0.6m) 7s
Best Surf12AM (Wed 4th Feb)2ft (0.6m) 7s
Most Powerful 6PM (Fri 30th Jan)5.5ft (1.7m) 12s

Table - best surf conditions forecast for Santos (Hachijojima Island) over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Some drizzle, heaviest during Wed night. Very mild (max 12°C on Tue night, min 8°C on Thu night). Winds increasing (fresh winds from the NW on Wed night, near gales from the WNW by Thu night).

Days 3-6 Weather Summary Mostly dry. Very mild (max 12°C on Sat night, min 7°C on Fri night). Winds decreasing (near gales from the WNW on Fri night, fresh winds from the WNW by Sun morning).

Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
01
Monday
02
Tue
03
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
0
0
0
1
0
0
0
0
1
0
0
0
0
1
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
NE
0.8
NNE
0.9
NNE
2.2
NE
0.8
NE
1.1
NE
0.9
NE
1.3
NE
1.5
NE
1.2
NE
1.1
NE
1.2
NE
0.9
NE
0.9
NE
0.8
NE
0.7
NE
0.6
NE
0.6
NE
0.8
NE
0.5
NE
0.5
NE
Period(s) (?)1110891312131212121313131212121111111111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)104138109730199379273486646435437509245212172140101991345755
Wind
(km/h)
45
WNW
40
NW
35
NW
40
NW
40
WNW
40
WNW
55
WNW
55
WNW
45
WNW
55
WNW
55
WNW
50
WNW
35
WNW
30
WNW
40
WNW
50
WNW
45
WNW
50
WNW
50
WNW
45
WNW
45
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffoffoffoffoffoffoffoffoffoffoffoffoffoffoffoffoffoff
High Tide
/ height (m)
2:33AM
0.89
11:12AM
1.09
4:06AM
0.98
12:40PM
1.07
4:51AM
1.06
2:17PM
1.11
5:27AM
1.13
3:26PM
1.20
5:59AM
1.17
4:22PM
1.30
6:29AM
1.21
5:11PM
1.38
6:56AM
1.25
5:57PM
1.43
Low Tide
/ height (m)
5:16AM
0.85
7:53PM
0.07
7:56AM
0.90
9:00PM
-0.09
9:23AM
0.85
9:56PM
-0.22
10:14AM
0.78
10:46PM
-0.28
10:54AM
0.71
11:31PM
-0.27
11:32AM
0.64
12:11AM
-0.18
12:08PM
0.59
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
01
Monday
02
Tue
03
Sunrise-6:39--6:37--6:37--6:37--6:35--6:35--6:35-
Sunset--5:07--5:07--5:08--5:09--5:10--5:12--5:13
clear
cloud
cloud
rain showers
clear
part cloud
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
Rain (mm)
---1-----------------
Temp. °C1210101110111089989121112111010101011
Feels °C (?)212302-2-5-2-2-5-23420-1-2-3-10
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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View detailed surf forecast for Santos (Hachijojima Island) at:
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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 12 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.

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