Tacos (Hachijojima Island) surfForecast / Izu Islands / Japan

information circle12 Day Weather and Surf, issued 2 am Wednesday 17 Dec 2025 JST
Forecast update in hr  min  s Forecast update imminent
Tacos (Hachijojima Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tacos (Hachijojima Island) sea temperature is
22.6° C
(Which is 1.6°C warmer than normal for this time of year)


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

The most powerful waves expected at Tacos (Hachijojima Island) in the next 12 days are 5.0m 10s and forecast to arrive on Tuesday (Dec 23) at 12AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 6s period and expected on Thursday (Dec 18) at 3AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful12AM (Tue 23rd Dec)16ft (5.0m) 10s

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

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Moderate rain (total 13mm), heaviest on Wed night. Very mild (max 19°C on Wed afternoon, min 14°C on Wed night). Mainly strong winds.

Days 3-6 Weather Summary Heavy rain (total 26mm), heaviest during Sun night. Warm (max 21°C on Mon morning, min 14°C on Mon night). Winds increasing (moderate winds from the SSE on Sat afternoon, gales from the NE by Mon night).

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.5
NE
0.4
ENE
0.4
NE
0.5
NE
0.7
NE
2.2
NE
0.9
NE
0.9
NE
0.9
NE
0.7
NE
1.5
SE
1.6
SE
1.7
SSE
2.3
SSE
1.8
SE
2.2
SE
3
NNE
5
NE
4
NE
3.5
NE
3
NE
Period(s) (?)12121317168141312126667887101099
Wave
Graph
(?)Metric surfscale
Energy kJ (?)7255461432615732762492201401411782165203756397604959274922571603
Wind
(km/h)
25
W
30
W
40
WSW
35
NW
25
ENE
30
E
30
ESE
25
ESE
30
SSE
30
SSE
30
SSE
30
S
40
SSE
40
S
50
S
35
SSW
25
NW
60
NE
60
NNE
55
NNE
45
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offcross-
off
cross-
off
cross-
off
cross-
on
cross-
on
ononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscross-
on
crosscross-
off
crosscrosscrosscross
High Tide
/ height (m)
2:48PM
1.44
5:18AM
1.32
3:24PM
1.43
5:56AM
1.34
4:00PM
1.41
6:30AM
1.34
4:35PM
1.41
7:03AM
1.34
5:10PM
1.41
7:34AM
1.33
5:45PM
1.42
8:05AM
1.32
6:21PM
1.42
Low Tide
/ height (m)
9:13AM
1.01
10:13PM
0.26
10:04AM
0.99
10:48PM
0.15
10:46AM
0.97
11:22PM
0.07
11:21AM
0.93
11:55PM
0.03
11:53AM
0.91
12:29AM
0.03
12:24PM
0.89
1:02AM
0.06
12:56PM
0.89
1:37AM
0.12
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Sunrise6:35--6:37--6:37--6:37--6:39--6:39--6:39--
Sunset-4:35--4:36--4:36--4:36--4:37--4:37--4:37-
cloud
part cloud
rain showers
clear
light rain
cloud
part cloud
cloud
part cloud
cloud
cloud
light rain
light rain
light rain
rain showers
thunderstorm
light rain
light rain
cloud
part cloud
part cloud
Rain (mm)
--12-1------1338443---
Temp. °C171919161616161719191920202020211816141415
Feels °C (?)111110911910121313141513141417155226
  • 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

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Information about the Tacos (Hachijojima Island) Surf forecast

The above surf forecast table for Tacos (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 Tacos (Hachijojima Island) can be found by selecting the local surf guide option on the grey menu. Our Tacos (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 (Tacos (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 Tacos (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.

Tacos (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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