Surf Forecasts:
Niijima - Awaii surf forecast from 4 Aug 2026:
- Best quality surf: Thursday 6 Aug, 6AM (local time) - 10ft (3.0m), 14s period, SSE swell with cross-shore winds.
- Most powerful swell: Sunday 9 Aug, 6PM (local time) - 13ft (4.0m), 17s period, SW swell with 9,002 kJ wave energy.
- Next surfable swell (1★+): Thursday 6 Aug, 6AM (local time) - 10ft (3.0m), 14s period with SSE 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 Thursday (Aug 06) at 6AM. The primary swell is predicted to be 3.0m and 14s period with a secondary swell of 1.8m and 10s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Niijima - Awaii in the next 16 days are 4.0m 17s and forecast to arrive on Sunday (Aug 09) at 6PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.5m 13s period and expected on Tuesday (Aug 11) at 12AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Thu 6th Aug) | 10ft (3.0m) 14s |
| Best Surf | 6AM (Thu 6th Aug) | 10ft (3.0m) 14s |
| Most Powerful | 6PM (Sun 9th Aug) | 13ft (4.0m) 17s |
Table - best surf conditions forecast for Niijima - Awaii over the next 16 days.
Short Range ForecastLight rain (total 6mm), mostly falling on Thu night. Warm (max 28°C on Thu night, min 23°C on Tue night). Winds decreasing (strong winds from the NE on Tue night, light winds from the ENE by Thu night). | Days 4-6 Weather SummaryLight rain (total 8mm), mostly falling on Fri night. Warm (max 28°C on Fri morning, min 24°C on Sun night). Winds increasing (light winds from the ENE on Fri morning, strong winds from the NE by Sun night). | ||||||||||||||||||||
Tuesday 4 | Wednesday 5 | Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | Monday 10 | |||||||||||||||
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) | SE 16 | SE 16 | SE 16 | SE 15 | SE 14 | SSE 14 | S 15 | S 15 | S 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SW 16 | SW 16 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4637 | 4838 | 5965 | 4747 | 5957 | 2713 | 3582 | 4021 | 4384 | 4647 | 4173 | 4096 | 4588 | 4960 | 5996 | 8439 | 8698 | 7029 | 7393 | 5783 | 3390 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross | cross | cross-on | cross-on | cross | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross |
High Tide | 8:50PM1.49m | 9:40AM1.27m | 9:18PM1.47m | 11:10AM1.17m | 9:50PM1.44m | 2:03PM1.17m | 10:37PM1.41m | 4:11PM1.29m | 11:56PM1.38m | 4:42PM1.39m | 1:33AM1.40m | 5:08PM1.47m | 2:48AM1.46m | ||||||||
Low Tide | 2:35PM0.67m | 3:25AM0.58m | 3:05PM0.84m | 4:26AM0.56m | 3:34PM1.00m | 5:45AM0.53m | 4:12PM1.16m | 7:15AM0.47m | 7:04PM1.26m | 8:31AM0.37m | 9:09PM1.23m | 9:29AM0.26m | 10:03PM1.16m | ||||||||
 | |  |  | |  | | | |  | |  | | |  |  | | | | | | |
 | 4:54 | — | — | 4:54 | — | — | 4:56 | — | — | 4:56 | — | — | 4:56 | — | — | 4:58 | — | — | 4:58 | — | — |
 | — | 6:42 | — | — | 6:40 | — | — | 6:39 | — | — | 6:38 | — | — | 6:37 | — | — | 6:37 | — | — | 6:36 | — |
mm | — | — | — | — | — | 2 | — | — | 4 | 2 | — | 5 | — | — | — | 1 | — | — | — | — | — |
Temp °C | 25 | 25 | 24 | 24 | 26 | 26 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 26 |
Feels °C | 20 | 21 | 20 | 19 | 25 | 26 | 28 | 28 | 30 | 30 | 29 | 28 | 28 | 28 | 28 | 25 | 25 | 22 | 19 | 22 | 20 |
Swell 1 Height (m) Direction Period (s) | SE 16 | SE 16 | SE 16 | SE 15 | SE 14 | SSE 14 | S 15 | S 15 | S 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SW 16 | SW 16 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 15 |
| kJ | 4637 | 4838 | 5965 | 4747 | 5957 | 2713 | 3582 | 4021 | 4384 | 4647 | 4173 | 4096 | 4588 | 4960 | 5996 | 8439 | 8698 | 7029 | 7393 | 5783 | 3390 |
Swell 2 Height (m) Direction Period (s) | E 14 | E 13 | ENE 13 | ENE 13 | E 18 | ENE 17 | ENE 16 | ENE 16 | ESE 10 | ESE 9 | ESE 9 | ENE 15 | ENE 14 | ESE 9 | ESE 13 | E 15 | E 14 | E 13 | E 13 | — | — |
| kJ | 97 | 89 | 57 | 55 | 6 | 29 | 51 | 25 | 551 | 475 | 452 | 71 | 66 | 484 | 1230 | 1885 | 1804 | 1094 | 797 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | E 18 | — | — | ENE 16 | — | ENE 16 | ENE 15 | ENE 15 | ENE 15 | ESE 17 | ENE 14 | ENE 14 | SSE 8 | SE 9 | SE 8 | SE 9 | — | — |
| kJ | — | — | — | 6 | — | — | 51 | — | 49 | 42 | 43 | 71 | 29 | 68 | 37 | 28 | 38 | 35 | 21 | — | — |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 8 | ENE 7 | ENE 7 | — | E 10 | E 10 | E 10 | — | — | — | ESE 9 | ESE 9 | — | — | — | — | E 5 | ENE 6 | ENE 12 | ENE 13 |
| kJ | 553 | 623 | 437 | 540 | — | 802 | 635 | 514 | — | — | — | 474 | 484 | — | — | — | — | 109 | 302 | 2025 | 3408 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 101 | 71 | 442 | 440 | 87 | 77 | 77 | 41 | 87 | 71 | 41 | 41 | 41 | 41 | 41 | 77 | 71 | 1103 | 2002 | 1992 | 103 |
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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