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Niijima - Awaii Surf Forecast
/ Izu Islands (6 surf breaks) /
Surf Forecasts:
Niijima - Awaii surfForecast / Izu Islands / Japan
16 Day Weather and Surf, issued 2 am Monday 18 May 2026 JSTForecast update in hr min s Forecast update imminent
Niijima - Awaii surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Niijima - Awaii sea temperature is
19.3° C
(Which is 1.8°C colder than average for this time of year)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 (May 18) at 9PM. The primary swell is predicted to be 0.9m and 9s period with a secondary swell of 0.3m and 11s. 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 1.2m 9s and forecast to arrive on Sunday (May 24) at 6AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 7s period and expected on Friday (May 22) at 9AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Mon 18th May) | 3ft (0.9m) 9s |
| Best Surf | 12AM (Mon 25th May) | 4.5ft (1.3m) 7s |
| Most Powerful | 6AM (Sun 24th May) | 4ft (1.2m) 9s |
Table - best surf conditions forecast for Niijima - Awaii over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 14mm), heaviest on Wed night. Warm (max 21°C on Mon morning, min 17°C on Wed night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 55mm), heaviest during Thu afternoon. Very mild (max 18°C on Thu morning, min 15°C on Thu night). Winds increasing (moderate winds from the NNE on Thu morning, severe gales from the NNE by Fri night). | ||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
E 8 | E 9 | ESE 8 | E 9 | SE 11 | SE 10 | SE 10 | SE 9 | ESE 9 | ESE 10 | SSW 6 | SSW 6 | ESE 9 | SW 8 | ESE 9 | NE 5 | E 8 | E 9 | E 9 | E 9 | SSW 7 | |
173 | 158 | 118 | 103 | 79 | 90 | 106 | 125 | 139 | 103 | 32 | 51 | 75 | 69 | 76 | 140 | 169 | 215 | 220 | 180 | 150 | |
Wind (km/h) | |||||||||||||||||||||
on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | |
High Tide | 7:08PM1.44m | 5:24AM1.51m | 7:54PM1.40m | 5:56AM1.49m | 8:41PM1.36m | 6:32AM1.43m | 9:34PM1.31m | 7:13AM1.35m | 10:32PM1.28m | 8:08AM1.24m | 11:30PM1.26m | 9:35AM1.13m | 00:23AM1.27m | ||||||||
Low Tide | 12:02PM-0.08m | 00:09AM0.94m | 12:40PM-0.07m | 00:44AM0.99m | 1:20PM-0.01m | 1:24AM1.02m | 2:03PM0.08m | 2:15AM1.04m | 2:51PM0.20m | 3:26AM1.03m | 3:48PM0.34m | 5:03AM0.97m | 4:55PM0.47m | ||||||||
 | |  | |  |  |  | |  | |  |  | |  | | | |  | | | | |
 | 4:39 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:35 | — | — | 4:35 | — | — | 4:35 | — | — |
 | — | 6:38 | — | — | 6:39 | — | — | 6:40 | — | — | 6:42 | — | — | 6:42 | — | — | 6:43 | — | — | 6:44 | — |
— | — | — | — | — | — | 2 | 5 | 7 | 4 | 19 | 27 | 4 | — | — | — | — | 1 | — | — | — | |
Temp °C | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 18 | 18 | 17 | 16 | 15 | 16 | 17 | 17 | 18 | 18 | 19 | 19 | 20 |
21 | 21 | 21 | 20 | 19 | 19 | 19 | 22 | 17 | 15 | 10 | 7 | 4 | 4 | 4 | 4 | 8 | 9 | 15 | 16 | 21 | |
Swell 1 Height (m) Direction Period (s) | E 8 | E 9 | ESE 8 | E 9 | E 9 | SE 10 | SE 10 | SE 9 | ESE 9 | ESE 10 | SSW 6 | E 7 | ESE 9 | SW 8 | ESE 9 | ESE 9 | E 8 | E 9 | E 9 | E 9 | E 9 |
 kJ | 173 | 158 | 118 | 103 | 79 | 90 | 106 | 125 | 139 | 103 | 32 | 255 | 75 | 55 | 76 | 75 | 169 | 215 | 220 | 180 | 119 |
Swell 2 Height (m) Direction Period (s) | ENE 11 | SE 7 | SE 10 | SE 10 | SE 11 | E 10 | E 10 | E 10 | SSW 6 | SSW 5 | — | N 6 | SSW 6 | ESE 9 | SW 7 | WSW 7 | N 5 | WSW 6 | NE 10 | WSW 6 | ESE 11 |
| kJ | 11 | 9 | 26 | 69 | 71 | 75 | 70 | 48 | 8 | 21 | — | 108 | 35 | 69 | 19 | 5 | 15 | 4 | 4 | 4 | 11 |
Swell 3 Height (m) Direction Period (s) | — | ENE 10 | ENE 10 | ENE 9 | ENE 9 | NE 9 | ENE 9 | ENE 9 | ENE 8 | S 9 | — | SSW 6 | SSW 6 | E 7 | — | S 6 | SW 7 | SE 12 | — | — | E 16 |
| kJ | — | 10 | 9 | 8 | 8 | 3 | 8 | 8 | 7 | 1 | — | 51 | 35 | 23 | — | 2 | 7 | 6 | — | — | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SW 3 | SW 3 | SSW 3 | — | NE 5 | ENE 7 | — | NNE 7 | NNE 7 | NE 6 | NE 5 | SE 5 | SSE 5 | S 6 | SSW 5 | SSW 7 |
| kJ | — | — | — | — | — | 2 | 3 | 2 | — | 74 | 340 | — | 480 | 479 | 261 | 140 | 31 | 75 | 49 | 44 | 150 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 41 | 44 | 44 | 44 | 467 | 3 | 44 | 0 | 77 | 77 | 467 | 422 | 192 | 192 | 192 | 192 | 442 | 455 | 96 | 104 | 0 |
Best forecast wave conditions in Izu Islands | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Niijima - Awaii surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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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