Surf Forecasts:
Niijima - Awaii surf forecast from 28 Aug 2026:
- Best quality surf: Saturday 29 Aug, 3AM (local time) - 2.5ft (0.7m), 12s period, E swell with offshore winds.
- Most powerful swell: Thursday 3 Sep, 12PM (local time) - 6ft (1.9m), 11s period, S swell with 813 kJ wave energy.
- Next surfable swell (1★+): Saturday 29 Aug, 3AM (local time) - 2.5ft (0.7m), 12s period with E swell.
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 (Aug 29) at 3AM. The primary swell is predicted to be 0.7m and 12s period with a secondary swell of 0.6m and 11s. 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 1.9m 11s and forecast to arrive on Thursday (Sep 03) at 12PM. 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 5s period and expected on Friday (Aug 28) at 3PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Sat 29th Aug) | 2.5ft (0.7m) 12s |
| Best Surf | 3AM (Sat 29th Aug) | 2.5ft (0.7m) 12s |
| Most Powerful | 12PM (Thu 3rd Sep) | 6ft (1.9m) 11s |
Table - best surf conditions forecast for Niijima - Awaii over the next 16 days.
Short Range ForecastLight rain (total 3mm), mostly falling on Fri morning. Warm (max 27°C on Fri morning, min 23°C on Sat night). Winds decreasing (strong winds from the W on Fri morning, calm by Sun night). | Days 4-6 Weather SummaryModerate rain (total 19mm), heaviest on Tue afternoon. Warm (max 28°C on Mon afternoon, min 27°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||
Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 13 | E 12 | E 12 | E 12 | E 12 | E 11 | E 11 | SSW 8 | SSW 8 | SW 10 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 11 | SSW 11 | SSW 11 | SSW 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 206 | 146 | 139 | 98 | 98 | 88 | 94 | 19 | 19 | 33 | 145 | 227 | 263 | 339 | 314 | 388 | 442 | 608 | 586 | 586 | 445 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross |
High Tide | 6:06PM1.59m | 5:39AM1.69m | 6:27PM1.60m | 6:19AM1.68m | 6:48PM1.60m | 6:59AM1.64m | 7:08PM1.59m | 7:41AM1.56m | 7:30PM1.58m | 8:28AM1.45m | 7:52PM1.56m | 9:25AM1.32m | 8:15PM1.53m | ||||||||
Low Tide | 11:36AM0.24m | 11:47PM0.69m | 12:08PM0.30m | 00:17AM0.58m | 12:38PM0.41m | 00:49AM0.50m | 1:06PM0.53m | 1:24AM0.44m | 1:33PM0.68m | 2:02AM0.42m | 1:58PM0.83m | 2:45AM0.43m | 2:21PM0.98m | ||||||||
 |  |  | |  |  | |  |  | | | | | |  | | | | | | | |
 | 5:11 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:15 | — | — | 5:16 | — | — | 5:16 | — | — |
 | — | 6:15 | — | — | 6:14 | — | — | 6:13 | — | — | 6:10 | — | — | 6:09 | — | — | 6:08 | — | — | 6:07 | — |
mm | 2 | — | 1 | — | — | — | — | — | — | — | — | 3 | 4 | 4 | 2 | 4 | — | 2 | — | — | 7 |
Temp °C | 27 | 27 | 27 | 26 | 25 | 24 | 24 | 25 | 27 | 27 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 27 | 25 | 28 | 29 | 27 | 24 | 25 | 29 | 30 | 30 | 30 | 30 | 29 | 29 | 30 | 29 | 30 | 30 | 30 | 30 | 28 |
Swell 1 Height (m) Direction Period (s) | E 13 | E 12 | E 12 | SW 6 | SW 5 | E 11 | ENE 5 | E 12 | E 11 | E 11 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 11 | SSW 11 | SE 7 | SSW 10 |
| kJ | 206 | 146 | 139 | 64 | 35 | 88 | 19 | 67 | 62 | 59 | 145 | 227 | 263 | 339 | 314 | 388 | 442 | 608 | 586 | 85 | 445 |
Swell 2 Height (m) Direction Period (s) | SW 9 | SSW 8 | WSW 10 | E 12 | E 12 | SW 5 | E 11 | ENE 5 | SSW 8 | SW 10 | E 11 | E 11 | E 11 | E 12 | E 11 | E 11 | E 11 | ESE 7 | E 10 | E 11 | SE 7 |
| kJ | 67 | 22 | 73 | 98 | 98 | 13 | 94 | 9 | 19 | 33 | 59 | 85 | 198 | 280 | 300 | 185 | 141 | 70 | 66 | 112 | 77 |
Swell 3 Height (m) Direction Period (s) | S 8 | SSE 9 | SSW 8 | WSW 11 | SW 9 | SSW 8 | SW 5 | SSW 8 | ENE 5 | SSW 8 | SW 9 | E 12 | ENE 11 | ENE 11 | SSE 10 | E 6 | ESE 7 | E 10 | E 12 | SSE 10 | E 10 |
| kJ | 37 | 8 | 22 | 44 | 43 | 21 | 7 | 19 | 5 | 19 | 22 | 73 | 42 | 24 | 10 | 40 | 58 | 96 | 26 | 10 | 74 |
Wind waves Height (m) Direction Period (s) | SW 6 | WSW 5 | WSW 6 | WSW 6 | WSW 5 | ENE 6 | — | WSW 5 | WSW 4 | — | SW 4 | — | — | — | — | — | — | — | ESE 7 | SSW 11 | — |
| kJ | 142 | 165 | 115 | 87 | 44 | 53 | — | 13 | 8 | — | 3 | — | — | — | — | — | — | — | 96 | 586 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 44 | 101 | 44 | 0 | 77 | 88 | 88 | 88 | 101 | 0 | 44 | 44 | 41 | 141 | 44 | 44 | 44 | 44 | 44 | 1350 | 782 |
Best forecast wave conditions in Izu Islands | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
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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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