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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 Friday 17 Apr 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
18.8° C
(Which is normal 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 Saturday (Apr 18) at 9AM. The primary swell is predicted to be 1.5m and 16s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Niijima - Awaii in the next 16 days are 2.4m 15s and forecast to arrive on Sunday (Apr 19) 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 1.9m 11s period and expected on Friday (Apr 17) at 6PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Sat 18th Apr) | 5ft (1.5m) 16s |
| Best Surf | 9AM (Sat 18th Apr) | 5ft (1.5m) 16s |
| Most Powerful | 6PM (Sun 19th Apr) | 8ft (2.4m) 15s |
Table - best surf conditions forecast for Niijima - Awaii over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Mostly dry. Very mild (max 18°C on Sun afternoon, min 11°C on Fri morning). Winds decreasing (fresh winds from the NE on Fri morning, calm by Sat morning). | Days 3-6 Weather Summary Mostly dry. Very mild (max 19°C on Wed afternoon, min 17°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 16 | 16 | 15 | 15 | 14 | 15 | 14 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 5 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 602 | 594 | 1165 | 1107 | 1010 | 1619 | 1752 | 2229 | 2492 | 1589 | 1289 | 1013 | 907 | 764 | 521 | 356 | 238 | 143 | 108 | 76 | 119 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | glass | cross- on | cross- on | cross | cross- on | cross | cross- on | cross- on | on | cross- off | cross | cross- off | cross- off | cross | cross- off | cross- off | cross | cross |
High Tide / height (m) | 5:42PM 1.50 | 5:09AM 1.46 | 6:22PM 1.48 | 5:32AM 1.48 | 7:04PM 1.44 | 5:56AM 1.48 | 7:49PM 1.36 | 6:20AM 1.46 | 8:41PM 1.28 | 6:47AM 1.41 | 9:47PM 1.20 | 7:16AM 1.34 | 11:19PM 1.16 | ||||||||
Low Tide / height (m) | 11:11AM 0.13 | 11:28PM 0.55 | 11:43AM 0.04 | 11:58PM 0.65 | 12:17PM -0.01 | 12:26AM 0.75 | 12:53PM -0.02 | 12:54AM 0.85 | 1:32PM 0.02 | 1:24AM 0.94 | 2:16PM 0.10 | 2:00AM 1.02 | 3:10PM 0.21 | ||||||||
Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||
| Sunrise | 5:09 | - | - | 5:09 | - | - | 5:07 | - | - | 5:05 | - | - | 5:05 | - | - | 5:03 | - | - | 5:03 | - | - |
| Sunset | - | 6:15 | - | - | 6:15 | - | - | 6:16 | - | - | 6:16 | - | - | 6:17 | - | - | 6:19 | - | - | 6:20 | - |
 |  |  | |  |  | | |  | | | | | | | | | | |  |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 21 |
| Temp. °C | 12 | 14 | 16 | 16 | 17 | 17 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 19 | 19 | 19 | 20 | 15 |
| Feels °C (?) | 5 | 8 | 15 | 16 | 16 | 16 | 13 | 15 | 17 | 12 | 12 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 17 | 20 | 8 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
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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