Surf Forecasts:
Niijima - Awaii surf forecast from 8 Sep 2026:
- Best quality surf: Wednesday 9 Sep, 3PM (local time) - 10ft (3.0m), 9s period, SSW swell with cross-offshore winds.
- Most powerful swell: Wednesday 9 Sep, 9AM (local time) - 10ft (3.0m), 9s period, SSW swell with 1,374 kJ wave energy.
- Next surfable swell (1★+): Wednesday 9 Sep, 3PM (local time) - 10ft (3.0m), 9s period with SSW 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 Wednesday (Sep 09) at 3PM. The primary swell is predicted to be 3.0m and 9s period with a secondary swell of 0.4m and 10s. Another secondary swell of 0.3m and 16s 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 3.0m 9s and forecast to arrive on Wednesday (Sep 09) at 9AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 6s period and expected on Thursday (Sep 10) at 9AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3PM (Wed 9th Sep) | 10ft (3.0m) 9s |
| Best Surf | 3PM (Wed 9th Sep) | 10ft (3.0m) 9s |
| Most Powerful | 9AM (Wed 9th Sep) | 10ft (3.0m) 9s |
Table - best surf conditions forecast for Niijima - Awaii over the next 16 days.
Short Range ForecastHeavy rain (total 42mm), heaviest during Wed night. Warm (max 28°C on Wed morning, min 21°C on Thu morning). Winds decreasing (near gales from the NNE on Wed night, light winds from the NE by Fri afternoon). | Days 4-6 Weather SummaryLight rain (total 4mm), mostly falling on Sun night. Warm (max 26°C on Sun night, min 23°C on Sat morning). Winds decreasing (fresh winds from the NE on Sat night, calm by Mon night). | ||||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | |||||||||||||||
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) | SSW 9 | SSW 9 | SSW 9 | SSW 8 | S 8 | S 8 | E 14 | E 14 | E 14 | E 14 | E 14 | E 13 | E 13 | E 13 | E 12 | ESE 9 | ESE 9 | E 14 | ESE 9 | E 14 | E 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1374 | 1346 | 785 | 280 | 161 | 103 | 142 | 144 | 183 | 246 | 297 | 284 | 215 | 273 | 190 | 168 | 199 | 324 | 161 | 311 | 573 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | on | cross | off | cross-off | glassy | cross-off | cross-off |
High Tide | 4:52PM1.54m | 3:49AM1.54m | 5:12PM1.57m | 4:35AM1.63m | 5:32PM1.59m | 5:17AM1.68m | 5:52PM1.60m | 5:56AM1.70m | 6:12PM1.61m | 6:36AM1.68m | 6:32PM1.62m | 7:16AM1.61m | 6:53PM1.61m | ||||||||
Low Tide | 9:55AM0.32m | 10:21PM0.92m | 10:33AM0.30m | 10:50PM0.78m | 11:08AM0.32m | 11:19PM0.64m | 11:40AM0.37m | 11:48PM0.52m | 12:09PM0.46m | 00:20AM0.42m | 12:37PM0.58m | 00:52AM0.36m | 1:04PM0.71m | 1:28AM0.33m | |||||||
 | |  |  |  |  |  | | | | |  | | | | | | | | | | |
 | 5:20 | — | — | 5:20 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — | 5:24 | — | — | 5:24 | — | — |
 | — | 5:59 | — | — | 5:58 | — | — | 5:55 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — | — | 5:51 | — |
mm | 4 | 8 | 20 | 5 | — | 3 | — | — | 2 | — | — | — | — | — | 3 | 1 | — | — | — | 1 | — |
Temp °C | 28 | 28 | 26 | 21 | 22 | 22 | 22 | 23 | 23 | 23 | 24 | 24 | 24 | 25 | 26 | 26 | 25 | 25 | 26 | 27 | 26 |
Feels °C | 26 | 26 | 28 | 17 | 18 | 19 | 22 | 24 | 23 | 22 | 23 | 23 | 24 | 26 | 28 | 30 | 26 | 28 | 30 | 30 | 28 |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | SSW 9 | SSW 8 | S 8 | S 8 | S 8 | SSW 7 | SSW 8 | E 14 | E 14 | E 13 | E 13 | E 13 | SE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 14 |
| kJ | 31 | 33 | 785 | 280 | 161 | 98 | 115 | 136 | 81 | 246 | 297 | 284 | 215 | 273 | 98 | 168 | 199 | 157 | 161 | 141 | 573 |
Swell 2 Height (m) Direction Period (s) | E 17 | E 16 | E 16 | E 15 | E 14 | E 14 | E 14 | E 14 | E 14 | SSW 7 | SSW 7 | SSW 7 | SE 9 | SE 8 | E 12 | E 12 | E 12 | E 14 | ENE 13 | E 14 | NE 10 |
| kJ | 52 | 47 | 45 | 69 | 66 | 103 | 142 | 144 | 183 | 47 | 28 | 16 | 64 | 71 | 190 | 141 | 151 | 324 | 236 | 311 | 23 |
Swell 3 Height (m) Direction Period (s) | SE 12 | NE 8 | SE 9 | ESE 11 | SE 11 | SE 10 | ESE 10 | ESE 10 | SE 10 | — | — | — | SSW 7 | SSW 7 | ENE 6 | NE 7 | NE 7 | E 18 | ENE 16 | ENE 10 | ENE 10 |
| kJ | 6 | 3 | 23 | 12 | 18 | 15 | 9 | 18 | 25 | — | — | — | 10 | 5 | 16 | 11 | 12 | 25 | 86 | 10 | 38 |
Wind waves Height (m) Direction Period (s) | SSW 9 | SSW 9 | — | NE 6 | NE 6 | NE 6 | NE 7 | NE 7 | NE 5 | NE 5 | NE 5 | ENE 5 | NE 5 | NE 5 | — | — | — | — | — | — | SSW 4 |
| kJ | 1374 | 1346 | — | 251 | 273 | 216 | 167 | 75 | 43 | 73 | 76 | 69 | 53 | 32 | — | — | — | — | — | — | 25 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 442 | 203 | 101 | 87 | 96 | 96 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 41 | 3 | 0 | 0 | 0 | 0 | 3 |
Best forecast wave conditions in Izu Islands | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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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