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Surf Forecasts:
Aoshima Harbour surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 am Saturday 23 May 2026 JSTForecast update in hr min s Forecast update imminent
Aoshima Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aoshima Harbour sea temperature is
23.3° C
(Which is normal for this time of year)How big are the waves at Aoshima Harbour today?
The current surf forecast for Aoshima Harbour at 12PM is: 0.8m 9s primary swell from a East-southeast direction and 0.2m 6s secondary swell from a East-northeast direction (forecast issued at 08:00am May 23). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 2.5ft (0.8m) | 9s |
| Afternoon (23 May) | 2.5ft (0.8m) | 9s |
| Evening (23 May) | 4.5ft (1.3m) | 9s |
Table - waves today at Aoshima Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Sat night. Warm (max 24°C on Mon afternoon, min 21°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | |
125 | 108 | 108 | 106 | 203 | 276 | 417 | 614 | 579 | 517 | 577 | 794 | 866 | 635 | 573 | 503 | 450 | 588 | 398 | 399 | 351 | 351 | 304 | 306 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | |
High Tide | 9:50AM1.54m | 00:15AM1.67m | 11:27AM1.45m | 1:12AM1.69m | 1:13PM1.46m | 2:01AM1.74m | ||||||||||||||||||
Low Tide | 4:47AM1.17m | 4:56PM0.51m | 6:17AM1.08m | 6:09PM0.64m | 7:34AM0.92m | 7:22PM0.74m | ||||||||||||||||||
 | | | |  |  | | |  | | | | |  |  | | | | | | |  | | | |
 | 5:13 | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:09 | — | — | 7:09 |
— | — | — | — | — | — | — | — | 1 | — | — | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 22 | 22 | 23 | 23 | 22 | 22 | 21 | 22 | 22 | 22 | 23 | 23 | 23 | 22 | 22 | 23 | 23 | 23 | 24 | 23 | 22 | 22 | 22 |
23 | 23 | 23 | 23 | 24 | 24 | 23 | 21 | 22 | 22 | 22 | 23 | 24 | 25 | 24 | 23 | 25 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
 kJ | 125 | 108 | 108 | 106 | 203 | 276 | 417 | 417 | 417 | 375 | 427 | 528 | 635 | 635 | 573 | 503 | 450 | 398 | 398 | 399 | 351 | 351 | 304 | 306 |
Swell 2 Height (m) Direction Period (s) | NE 4 | NE 6 | ENE 6 | — | SE 5 | SE 5 | SE 5 | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | — | SSW 7 | SSW 6 | SSW 6 | SW 6 | W 6 | E 16 | E 16 | E 16 | E 16 | SSE 6 | E 16 |
| kJ | 1 | 2 | 4 | — | 18 | 23 | 30 | 11 | 16 | 17 | 11 | 11 | — | 10 | 4 | 4 | 2 | 1 | 5 | 5 | 5 | 5 | 3 | 5 |
Swell 3 Height (m) Direction Period (s) | E 6 | W 6 | N 4 | — | W 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | E 16 | E 16 | E 16 | E 16 | E 16 | E 16 |
| kJ | 1 | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 5 | 5 | 5 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | NE 4 | NE 4 | — | ENE 6 | E 4 | ESE 5 | — | E 9 | ENE 9 | ENE 9 | ENE 9 | E 9 | E 9 | — | — | — | — | E 9 | — | — | — | — | — | — |
| kJ | 4 | 1 | — | 3 | 16 | 8 | — | 614 | 579 | 517 | 577 | 794 | 866 | — | — | — | — | 588 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 49 | 49 | 49 | 49 | 49 | 23 | 39 | 39 | 49 | 359 | 49 | 49 | 49 | 39 | 39 | 49 | 284 | 330 | 49 | 49 | 49 | 9 | 39 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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