Surf Forecasts:
Niijima - Awaii surf forecast from 21 Sep 2026:
- Best quality surf: Monday 28 Sep, 6PM (local time) - 4.5ft (1.3m), 13s period, SSW swell with offshore winds.
- Most powerful swell: Monday 28 Sep, 3PM (local time) - 4.5ft (1.3m), 14s period, SSW swell with 649 kJ wave energy.
- Next surfable swell (1★+): Sunday 27 Sep, 6PM (local time) - 3.5ft (1.1m), 7s 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 Sunday (Sep 27) at 6PM. The primary swell is predicted to be 1.1m and 7s period with a secondary swell of 0.6m and 5s. 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 1.3m 14s and forecast to arrive on Monday (Sep 28) at 3PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 6s period and expected on Monday (Sep 28) at 12AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Sun 27th Sep) | 3.5ft (1.1m) 7s |
| Best Surf | 6PM (Mon 28th Sep) | 4.5ft (1.3m) 13s |
| Most Powerful | 3PM (Mon 28th Sep) | 4.5ft (1.3m) 14s |
Table - best surf conditions forecast for Niijima - Awaii over the next 16 days.
Short Range ForecastHeavy rain (total 164mm), heaviest during Mon afternoon. Warm (max 27°C on Mon night, min 22°C on Wed night). Winds decreasing (stormy winds from the NNW on Mon afternoon, light winds from the S by Tue morning). | Days 5-7 Weather SummaryLight rain (total 8mm), mostly falling on Sat night. Warm (max 24°C on Thu afternoon, min 22°C on Sat morning). Winds increasing (light winds from the NNE on Thu afternoon, strong winds from the NE by Fri night). | |||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | ||||||||||||||
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) | SE 13 | WSW 8 | WSW 7 | S 8 | S 7 | ENE 5 | E 6 | ESE 6 | NNE 4 | E 9 | ENE 5 | ENE 6 | SE 8 | SE 8 | S 13 | E 8 | E 6 | E 7 | E 7 | E 7 |
Wave Graph  | ||||||||||||||||||||
 kJ | 12546 | 402 | 247 | 157 | 87 | 47 | 134 | 28 | 24 | 14 | 23 | 123 | 3 | 3 | 3 | 191 | 188 | 248 | 162 | 66 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | on | on | cross | cross | cross | cross-off | cross-off | cross | cross | cross-on | cross | cross | cross | cross | cross-off | cross-off | cross-off |
High Tide | 3:39PM1.40m | 00:34AM1.29m | 3:56PM1.46m | 2:19AM1.37m | 4:16PM1.51m | 3:22AM1.48m | 4:36PM1.54m | 4:11AM1.58m | 4:56PM1.57m | 4:54AM1.65m | 5:16PM1.60m | 5:34AM1.69m | 5:37PM1.62m | |||||||
Low Tide | 8:52PM1.21m | 8:25AM0.46m | 9:25PM1.06m | 9:18AM0.42m | 9:54PM0.91m | 10:01AM0.39m | 10:22PM0.75m | 10:37AM0.41m | 10:51PM0.60m | 11:10AM0.45m | 11:20PM0.46m | 11:40AM0.53m | 11:51PM0.35m | |||||||
 |  |  | | |  | |  | | | |  |  | | | |  |  |  |  | |
 | — | — | 5:30 | — | — | 5:30 | — | — | 5:31 | — | — | 5:31 | — | — | 5:33 | — | — | 5:33 | — | — |
 | 5:42 | — | — | 5:40 | — | — | 5:38 | — | — | 5:37 | — | — | 5:36 | — | — | 5:35 | — | — | 5:34 | — |
mm | 144 | 9 | — | — | 6 | 4 | 1 | — | — | — | 1 | — | — | — | — | — | 5 | 2 | 1 | 21 |
Temp °C | 26 | 27 | 25 | 25 | 26 | 24 | 24 | 22 | 23 | 24 | 24 | 23 | 24 | 23 | 23 | 23 | 23 | 22 | 22 | 24 |
Feels °C | 20 | 26 | 25 | 26 | 27 | 22 | 23 | 19 | 23 | 26 | 24 | 18 | 19 | 19 | 19 | 19 | 20 | 20 | 21 | 22 |
Swell 1 Height (m) Direction Period (s) | SE 13 | E 9 | SE 9 | S 8 | S 7 | S 7 | N 4 | ENE 6 | ENE 9 | NE 9 | ENE 9 | ESE 9 | SE 8 | SE 8 | SE 8 | S 12 | S 10 | S 9 | E 7 | E 7 |
| kJ | 12546 | 383 | 155 | 157 | 87 | 32 | 3 | 37 | 55 | 83 | 53 | 16 | 3 | 3 | 3 | 11 | 18 | 14 | 162 | 66 |
Swell 2 Height (m) Direction Period (s) | E 10 | SSE 10 | SSW 8 | W 6 | ENE 10 | E 10 | NE 9 | ESE 6 | ESE 5 | ESE 5 | E 9 | SE 8 | S 7 | S 7 | S 7 | SSE 9 | SSE 9 | S 11 | SSW 13 | SSW 15 |
| kJ | 2058 | 402 | 73 | 59 | 36 | 17 | 21 | 28 | 9 | 5 | 14 | 3 | 1 | 1 | 1 | 7 | 8 | 9 | 34 | 45 |
Swell 3 Height (m) Direction Period (s) | — | NNE 7 | ENE 10 | ENE 9 | W 5 | ENE 10 | SSW 5 | NE 10 | E 9 | E 9 | SSW 4 | S 7 | — | NE 10 | S 13 | S 7 | SE 15 | SSE 9 | S 8 | SSE 9 |
| kJ | — | 128 | 72 | 29 | 8 | 9 | 6 | 44 | 6 | 14 | 2 | 4 | — | 4 | 3 | 1 | 8 | 8 | 12 | 8 |
Wind waves Height (m) Direction Period (s) | N 6 | WSW 8 | WSW 7 | — | — | ENE 5 | E 6 | — | NNE 4 | N 4 | ENE 5 | ENE 6 | ENE 8 | ENE 7 | ENE 8 | E 8 | E 6 | E 7 | N 4 | SW 6 |
| kJ | 237 | 375 | 247 | — | — | 47 | 134 | — | 24 | 2 | 23 | 123 | 214 | 167 | 181 | 191 | 188 | 248 | 17 | 193 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 458 | 44 | 41 | 41 | 87 | 780 | 1343 | 141 | 112 | 2222 | 155 | 857 | 2400 | 101 | 101 | 192 | 77 | 44 | 44 | 44 |
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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