Surf Forecasts:
Niijima - Awaii surf forecast from 23 Aug 2026:
- Best quality surf: Monday 24 Aug, 9AM (local time) - 4.5ft (1.3m), 14s period, SSE swell with offshore winds.
- Most powerful swell: Monday 24 Aug, 9PM (local time) - 6ft (1.8m), 14s period, SSE swell with 1,321 kJ wave energy.
- Next surfable swell (1★+): Monday 24 Aug, 9AM (local time) - 4.5ft (1.3m), 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 Monday (Aug 24) at 9AM. The primary swell is predicted to be 1.3m and 14s period with a secondary swell of 0.6m and 9s. 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 1.8m 14s and forecast to arrive on Monday (Aug 24) at 9PM. 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 Friday (Aug 28) at 6PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Mon 24th Aug) | 4.5ft (1.3m) 14s |
| Best Surf | 9AM (Mon 24th Aug) | 4.5ft (1.3m) 14s |
| Most Powerful | 9PM (Mon 24th Aug) | 6ft (1.8m) 14s |
Table - best surf conditions forecast for Niijima - Awaii over the next 16 days.
Short Range ForecastMostly dry. Warm (max 28°C on Wed afternoon, min 26°C on Mon morning). Winds increasing (light winds from the W on Mon morning, fresh winds from the WSW by Wed night). | Days 4-6 Weather SummaryHeavy rain (total 23mm), heaviest during Thu afternoon. Warm (max 28°C on Thu morning, min 24°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||
Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | |||||||||||||||
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) | SSE 14 | SSE 14 | SSE 14 | SSE 13 | S 13 | S 12 | SSW 12 | SSW 12 | SSW 12 | SW 11 | SW 10 | SW 11 | E 13 | E 12 | E 12 | SW 9 | SW 10 | SW 11 | SW 11 | SW 11 | SW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 638 | 702 | 1003 | 888 | 1028 | 517 | 634 | 864 | 464 | 258 | 469 | 297 | 206 | 146 | 139 | 198 | 200 | 224 | 163 | 194 | 198 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross-on | cross-on |
High Tide | 4:43PM1.45m | 2:15AM1.41m | 5:04PM1.51m | 3:21AM1.49m | 5:24PM1.56m | 4:13AM1.58m | 5:46PM1.58m | 4:57AM1.65m | 6:06PM1.59m | 5:39AM1.69m | 6:27PM1.60m | 6:19AM1.68m | 6:48PM1.60m | ||||||||
Low Tide | 9:42PM1.18m | 9:44AM0.28m | 10:17PM1.06m | 10:26AM0.22m | 10:47PM0.94m | 11:03AM0.21m | 11:17PM0.81m | 11:36AM0.24m | 11:47PM0.69m | 12:08PM0.30m | 00:17AM0.58m | 12:38PM0.41m | 00:49AM0.50m | ||||||||
 | |  | | | | | | |  |  |  | | |  |  | |  | | | | |
 | 5:09 | — | — | 5:09 | — | — | 5:11 | — | — | 5:11 | — | — | 5:11 | — | — | 5:13 | — | — | 5:13 | — | — |
 | — | 6:20 | — | — | 6:19 | — | — | 6:17 | — | — | 6:15 | — | — | 6:15 | — | — | 6:14 | — | — | 6:13 | — |
mm | — | — | — | — | — | — | — | — | — | 3 | 5 | 8 | 1 | 2 | 4 | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 28 | 27 | 28 | 28 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 |
Feels °C | 29 | 29 | 29 | 27 | 28 | 29 | 29 | 29 | 27 | 30 | 29 | 25 | 26 | 27 | 28 | 27 | 26 | 25 | 27 | 27 | 29 |
Swell 1 Height (m) Direction Period (s) | SSE 14 | SSE 14 | SSE 14 | SSE 13 | S 13 | S 12 | SSW 12 | SSW 12 | SSW 12 | SW 11 | E 13 | SW 11 | E 13 | E 12 | SW 9 | SW 9 | SW 10 | SW 11 | SW 11 | SW 11 | SW 11 |
| kJ | 638 | 702 | 1003 | 888 | 1028 | 517 | 634 | 864 | 464 | 258 | 222 | 297 | 206 | 146 | 118 | 198 | 200 | 224 | 163 | 194 | 198 |
Swell 2 Height (m) Direction Period (s) | SW 9 | SSE 17 | S 17 | S 16 | E 13 | SSW 14 | E 13 | SSE 9 | SSE 10 | S 10 | S 10 | S 9 | SW 10 | S 8 | E 12 | WSW 5 | E 11 | E 11 | E 11 | E 12 | ENE 12 |
| kJ | 70 | 505 | 587 | 507 | 222 | 261 | 153 | 73 | 133 | 78 | 47 | 102 | 96 | 33 | 139 | 30 | 89 | 91 | 91 | 101 | 111 |
Swell 3 Height (m) Direction Period (s) | E 12 | SW 10 | E 11 | E 14 | SW 10 | E 13 | SE 9 | E 12 | E 12 | E 11 | SSE 10 | E 13 | S 8 | SSE 9 | SSE 10 | E 12 | SE 11 | ENE 5 | SE 10 | ENE 4 | SE 11 |
| kJ | 99 | 76 | 118 | 320 | 24 | 212 | 84 | 141 | 98 | 90 | 37 | 222 | 63 | 8 | 9 | 98 | 31 | 15 | 16 | 3 | 18 |
Wind waves Height (m) Direction Period (s) | — | — | — | WSW 10 | — | WSW 4 | SW 4 | SW 10 | SW 5 | SW 5 | SW 10 | — | WSW 4 | SW 5 | WSW 6 | NNE 3 | NE 4 | — | NE 4 | — | — |
| kJ | — | — | — | 63 | — | 10 | 12 | 4 | 49 | 77 | 469 | — | 33 | 94 | 132 | 6 | 19 | — | 5 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 147 | 44 | 44 | 467 | 44 | 44 | 480 | 96 | 44 | 141 | 3 | 44 | 96 | 44 | 77 | 77 | 77 | 77 | 41 | 41 |
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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