Niijima - Awaii surfForecast / Izu Islands / Japan

information circle16 Day Weather and Surf, issued 8 am Saturday 04 Apr 2026 JST
Forecast update in hr  min  s Forecast update imminent
Niijima - Awaii surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Niijima - Awaii sea temperature is
16.2° C
(Which is 2.0°C colder than average for this time of year)

Best Forecast Surf Conditions for Niijima - Awaii this week:

The surf forecast for Niijima - Awaii over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Apr 05) at 6AM. The primary swell is predicted to be 3.5m and 11s period with a secondary swell of 3.0m and 10s. Another secondary swell of 0.1m and 14s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Niijima - Awaii in the next 16 days are 5.0m 10s and forecast to arrive on Sunday (Apr 05) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 6s period and expected on Wednesday (Apr 08) at 6AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Sun 5th Apr)11ft (3.5m) 11s
Best Surf 6AM (Sun 5th Apr)11ft (3.5m) 11s
Most Powerful 3AM (Sun 5th Apr)16ft (5.0m) 10s

Table - best surf conditions forecast for Niijima - Awaii over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Heavy rain (total 29mm), heaviest during Mon night. Very mild (max 19°C on Sat night, min 14°C on Mon night). Winds decreasing (gales from the S on Sat night, light winds from the WNW by Mon morning).

Days 3-6 Weather Summary Light rain (total 3mm), mostly falling on Tue morning. Very mild (max 17°C on Tue afternoon, min 13°C on Tue night). Mainly near gales.

Saturday
04
Sunday
05
Monday
06
Tuesday
07
Wednesday
08
Thursday
09
Friday
10
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
!
!
2
3
2
1
0
0
2
0
0
1
0
0
0
1
1
0
Swell
Height Map
Wave Height (m) & direction (?)
1.6
SSE
2.5
SSE
4.5
SSW
4
SW
3
SW
2.1
SW
1.7
SW
1.3
SW
1.1
SW
0.8
ESE
1.9
SW
1.9
W
0.8
S
0.6
SW
0.6
ESE
0.6
ESE
0.7
ESE
0.8
ESE
0.8
ESE
0.8
ESE
1
ESE
Period(s) (?)6791110108879788888810999
Wave
Graph
(?)Metric surfscale
Energy kJ (?)15663932733727192483039822712190386454845346455812510890141
Wind
(km/h)
40
S
45
S
65
SSW
30
SW
35
WSW
30
WSW
5
NW
15
SW
15
W
30
W
50
W
20
NNW
15
SSE
20
S
15
SW
10
SSW
20
WSW
15
WSW
5
SW
15
WNW
25
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
crosscrosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
cross-
on
cross-
on
cross-
off
crosscross-
off
cross-
off
cross-
off
offon
High Tide
/ height (m)
6:44PM
1.47
6:06AM
1.46
7:26PM
1.40
6:28AM
1.45
8:12PM
1.31
6:51AM
1.43
9:09PM
1.21
7:15AM
1.38
10:32PM
1.13
7:42AM
1.30
12:58AM
1.12
8:16AM
1.20
2:25AM
1.18
Low Tide
/ height (m)
12:11PM
0.08
12:25AM
0.58
12:45PM
0.04
12:52AM
0.70
1:22PM
0.05
1:18AM
0.82
2:03PM
0.10
1:44AM
0.93
2:51PM
0.18
2:14AM
1.02
3:55PM
0.27
3:23AM
1.10
5:25PM
0.35
Saturday
04
Sunday
05
Monday
06
Tuesday
07
Wednesday
08
Thursday
09
Friday
10
Sunrise5:26--5:26--5:24--5:22--5:22--5:20--5:18--
Sunset-6:05--6:06--6:06--6:07--6:07--6:08--6:08-
light rain
light rain
rain showers
part cloud
light rain
clear
clear
part cloud
rain showers
light rain
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
light rain
heavy rain
Rain (mm)
2313-1---103---------222
Temp. °C181819181718161818151715131414151516161516
Feels °C (?)1010914111216171611649109111112141113
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Niijima - Awaii Surf forecast

The above surf forecast table for Niijima - Awaii provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Niijima - Awaii can be found by selecting the local surf guide option on the grey menu. Our Niijima - Awaii 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 (Niijima - Awaii) 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 Niijima - Awaii 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.

Niijima - Awaii is 41 km (25 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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