Surf Forecasts:
Aoshima Harbour surf forecast from 20 Sep 2026:
- Best quality surf: Sunday 20 Sep, 9PM (local time) - 11ft (3.5m), 13s period, E swell with cross-shore winds.
- Most powerful swell: Sunday 20 Sep, 3PM (local time) - 11ft (3.5m), 13s period, E swell with 4,947 kJ wave energy.
- Next surfable swell (1★+): Sunday 20 Sep, 9PM (local time) - 11ft (3.5m), 13s period with E swell.
Best Forecast Surf Conditions for Aoshima Harbour this week:
The surf forecast for Aoshima Harbour over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 20) at 9PM. The primary swell is predicted to be 3.5m and 13s period with a secondary swell of 0.2m and 9s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Aoshima Harbour in the next 16 days are 3.5m 13s and forecast to arrive on Sunday (Sep 20) at 3PM. 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 6s period and expected on Sunday (Sep 20) at 3PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Sun 20th Sep) | 11ft (3.5m) 13s |
| Best Surf | 9PM (Sun 20th Sep) | 11ft (3.5m) 13s |
| Most Powerful | 3PM (Sun 20th Sep) | 11ft (3.5m) 13s |
Table - best surf conditions forecast for Aoshima Harbour over the next 16 days.
Short Range ForecastMostly dry. Warm (max 29°C on Sun morning, min 22°C on Tue night). Winds increasing (calm on Mon night, fresh winds from the NNE by Tue afternoon). | Days 4-6 Weather SummarySome drizzle, heaviest during Fri afternoon. Warm (max 26°C on Fri afternoon, min 22°C on Wed night). Wind will be generally light. | ||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | |||||||||||||||
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) | ESE 14 | E 13 | E 13 | E 12 | E 12 | E 12 | ENE 11 | E 10 | NE 6 | NE 6 | ENE 8 | ENE 6 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | E 9 | SE 13 | SE 10 | SE 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4675 | 4947 | 3635 | 2563 | 1827 | 773 | 423 | 130 | 88 | 31 | 67 | 18 | 26 | 37 | 27 | 17 | 16 | 14 | 83 | 54 | 94 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | glassy | glassy | cross-on | cross-off | cross-on | cross-on | cross-on | cross-on | on | cross | glassy | cross-on | glassy | glassy | cross | glassy | glassy | cross | cross |
High Tide | 3:05PM1.69m | 00:29AM1.62m | 3:54PM1.81m | 2:29AM1.69m | 4:26PM1.92m | 3:39AM1.84m | 4:52PM2.01m | 4:29AM1.99m | 5:18PM2.08m | 5:12AM2.11m | 5:42PM2.13m | 5:51AM2.20m | 6:07PM2.16m | ||||||||
Low Tide | 8:10PM1.48m | 8:20AM0.65m | 9:31PM1.32m | 9:26AM0.56m | 10:11PM1.12m | 10:14AM0.48m | 10:44PM0.92m | 10:54AM0.43m | 11:14PM0.73m | 11:28AM0.43m | 11:44PM0.55m | 12:01PM0.47m | 00:15AM0.41m | ||||||||
 | |  | | |  | | | |  | | | | | | |  | | | |  | |
 | 6:00 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | 6:03 | — | — | 6:03 | — | — |
 | — | 6:14 | — | — | 6:13 | — | — | 6:12 | — | — | 6:09 | — | — | 6:08 | — | — | 6:07 | — | — | 6:06 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 1 | 2 |
Temp °C | 29 | 29 | 26 | 27 | 27 | 26 | 26 | 27 | 25 | 23 | 24 | 24 | 25 | 25 | 24 | 25 | 26 | 25 | 26 | 27 | 25 |
Feels °C | 30 | 29 | 28 | 29 | 28 | 30 | 25 | 24 | 23 | 23 | 25 | 27 | 27 | 27 | 28 | 27 | 28 | 28 | 27 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | ESE 14 | E 13 | E 13 | E 12 | E 12 | E 12 | ENE 11 | E 10 | ESE 10 | ENE 7 | ENE 8 | ENE 6 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 6 | SE 13 | SE 10 | SE 10 |
| kJ | 4675 | 4947 | 3635 | 2563 | 1827 | 773 | 423 | 130 | 31 | 11 | 67 | 18 | 26 | 37 | 27 | 17 | 16 | 8 | 83 | 54 | 94 |
Swell 2 Height (m) Direction Period (s) | S 9 | — | S 9 | NNE 7 | NNE 7 | S 8 | S 8 | S 8 | ENE 10 | ESE 10 | S 8 | SE 4 | SE 4 | SE 8 | E 9 | E 9 | E 9 | E 9 | E 9 | SE 12 | E 10 |
| kJ | 6 | — | 6 | 121 | 110 | 1 | 1 | 1 | 18 | 18 | 4 | 6 | 2 | 11 | 7 | 14 | 14 | 14 | 14 | 39 | 30 |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 9 | S 8 | — | — | SE 10 | S 8 | S 8 | SE 9 | E 9 | SE 9 | — | SSE 8 | SE 8 | SSE 9 | SSE 8 | ENE 6 | E 9 | SSE 13 |
| kJ | — | — | — | 6 | 6 | — | — | 4 | 1 | 1 | 3 | 7 | 3 | — | 7 | 11 | 7 | 7 | 7 | 15 | 54 |
Wind waves Height (m) Direction Period (s) | — | NNE 6 | — | — | — | NNE 7 | NNE 6 | NE 6 | NE 6 | NE 6 | ESE 4 | — | — | — | — | — | — | — | — | — | NE 4 |
| kJ | — | 288 | — | — | — | 154 | 197 | 93 | 88 | 31 | 1 | — | — | — | — | — | — | — | — | — | 6 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 6 | 49 | 1 | 1 | 288 | 0 | 19 | 284 | 326 | 617 | 630 | 233 | 617 | 617 | 1 | 1 | 706 | 706 | 0 | 118 | 6 |
Best forecast wave conditions in Kyu Shu | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- 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 Aoshima Harbour 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 Aoshima Harbour Surf forecast
The above surf forecast table for Aoshima Harbour provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Aoshima Harbour can be found by selecting the local surf guide option on the grey menu. Our Aoshima Harbour 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 (Aoshima Harbour) 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 Aoshima Harbour 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.
Aoshima Harbour is 15 km (9 miles) from Miyazaki-shi. If you plan a holiday in Kyu Shu, look for hotels and other accommodation in Miyazaki-shi. Miyazaki-shi has rooms for a wide range of budgets as well as car hire and transport links.
Nearest