Niijima - Awaii surfForecast / Izu Islands / Japan

information circle16 Day Weather and Surf, issued 2 pm Thursday 30 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
20.0° C
(Which is normal 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 Saturday (May 02) at 9AM. The primary swell is predicted to be 3.0m and 10s period with a secondary swell of 0.5m and 8s. Another secondary swell of 0.3m and 10s is also forecast. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Niijima - Awaii in the next 16 days are 4.5m 9s and forecast to arrive on Saturday (May 02) 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 1.6m 6s period and expected on Monday (May 04) at 12AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Sat 2nd May)10ft (3.0m) 10s
Best Surf 9AM (Sat 2nd May)10ft (3.0m) 10s
Most Powerful 3AM (Sat 2nd May)15ft (4.5m) 9s

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 95mm), heaviest during Thu night. Warm (max 20°C on Fri morning, min 14°C on Thu afternoon). Winds decreasing (gales from the W on Fri night, light winds from the NNE by Sun morning).

Days 5-7 Weather Summary

Moderate rain (total 15mm), heaviest on Mon afternoon. Warm (max 21°C on Sun night, min 16°C on Mon afternoon). Winds decreasing (gales from the SW on Mon morning, light winds from the ENE by Tue afternoon).

Thu
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
0
1
0
0
!
2
1
0
0
0
0
0
0
0
2
0
0
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.3
SW
6
2.2
SE
7
2.3
SSW
7
3
SW
9
4
WSW
10
3
WSW
10
2.5
WSW
9
1.6
WSW
7
0.7
ESE
10
0.6
ESE
9
0.6
ESE
9
3.5
SSW
8
3.5
SW
9
2.2
SW
8
1.7
SW
8
1.5
SW
7
1.1
SW
7
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
1.3
SE
8
Wave Graph
Metric surfscale
Energy kJ
5
437
482
1351
3067
1926
972
244
94
69
68
1622
1798
655
362
242
112
75
73
75
227
Wind (km/h)
35
NE
35
SE
30
SW
45
SW
65
W
20
WNW
30
WSW
15
N
10
NNE
30
SW
40
SW
60
SSW
50
WSW
55
WSW
45
W
20
WNW
25
E
25
E
15
ESE
15
SE
25
NE
cross-on
cross-on
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
on
cross-on
on
on
cross
High Tide
4:38PM1.43m
4:10AM1.43m
5:20PM1.47m
4:34AM1.46m
6:02PM1.48m
4:59AM1.49m
6:44PM1.46m
5:25AM1.50m
7:28PM1.41m
5:52AM1.49m
8:16PM1.35m
6:21AM1.45m
9:12PM1.28m
6:53AM1.39m
Low Tide
10:26PM0.57m
10:43AM0.12m
10:59PM0.65m
11:17AM0.02m
11:30PM0.73m
11:51AM-0.04m
00:00AM0.81m
12:27PM-0.06m
00:31AM0.89m
1:05PM-0.03m
1:04AM0.96m
1:46PM0.04m
1:43AM1.02m
heavy rain
heavy rain
heavy rain
thunderstorm
clear
clear
part cloud
part cloud
part cloud
part cloud
rain showers
rain showers
mod rain
cloud
part cloud
part cloud
part cloud
rain showers
rain showers
rain showers
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:54
4:52
4:52
4:50
4:50
4:48
4:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:24
6:25
6:27
6:28
6:28
6:29
6:30
6:30
12
56
26
1
3
5
6
1
1
1
2
Temp °C
16
18
20
20
17
18
19
19
19
20
21
21
17
18
18
18
19
19
19
19
18
11
12
12
14
5
12
14
17
17
16
13
13
8
8
13
15
15
16
18
17
14
Swell 1
Height (m)
Direction
Period (s)
0.3
SW
6
0.1
NE
8
1.4
SE
8
1.6
SE
9
0.8
ESE
9
0.5
ESE
8
0.6
ESE
9
1.6
WSW
7
0.9
WSW
7
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.5
ESE
10
0.5
ESE
10
0.5
ESE
10
0.6
ESE
10
1.1
SW
7
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
1.3
SE
8
Energy kJ
5
2
239
380
99
40
65
244
76
69
68
68
54
56
55
64
112
75
73
75
227
Swell 2
Height (m)
Direction
Period (s)
0.1
NE
13
1.3
E
8
0.1
NE
13
0.1
NE
12
0.3
SE
10
0.1
NE
11
0.6
E
9
0.7
ESE
10
0.1
NE
10
0.1
NE
10
0.4
SE
6
0.3
SSE
6
0.7
ESE
10
0.7
WSW
7
0.5
E
5
0.6
SW
6
0.4
SW
6
Energy kJ
7
224
7
6
17
5
64
94
4
4
10
8
80
41
13
20
8
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
8
0.1
NE
8
0.1
NE
12
0.1
NE
11
0.2
NNE
3
0.1
NE
11
0.3
S
6
0.6
E
5
0.4
WSW
6
0.1
SE
11
Energy kJ
2
3
5
5
1
5
5
20
16
5
Wind waves
Height (m)
Direction
Period (s)
2.1
E
7
2.2
SE
7
2.3
SSW
7
3
SW
9
4
WSW
10
3
WSW
10
2.5
WSW
9
0.8
SW
6
1.6
SSW
6
3.5
SSW
8
3.5
SW
9
2.2
SW
8
1.7
SW
8
1.5
SW
7
0.5
S
3
0.7
S
5
0.8
ESE
5
Energy kJ
414
437
482
1351
3067
1926
972
51
151
1622
1798
655
362
242
5
25
36
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
2
1
2
1
2
1
1
4
2
2
1
2
2
1
1
1
1
2
Distance (km)
87
702
44
442
438
41
103
77
77
1978
702
438
96
96
87
0
41
99
41
44
77
Best forecast wave conditions in Izu Islands
Rating
(10 max)
2
2
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
1
2
4
2
1
4
1
2
1
4
3
3
3
3
2
1
1
1
1
2
Header Global
Rating
(10 max)
5
5
6
7
6
9
5
4
4
4
4
4
5
4
4
4
4
9
9
9
9
  • 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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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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