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Surf Forecasts:
Aoshima Harbour surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 pm Sunday 26 Apr 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
21.6° 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 11PM is: 1.8m 9s primary swell from a East direction and 0.2m 11s secondary swell from a East-southeast direction (forecast issued at 02:00pm April 26). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Apr) | - | - |
| Afternoon (26 Apr) | 6.5ft (2.0m) | 9s |
| Evening (26 Apr) | 6ft (1.9m) | 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 3mm), mostly falling on Sun afternoon. Warm (max 25°C on Tue afternoon, min 16°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 26 | Monday 27 | Tuesday 28 | Wed 29 | |||||||||||||||||||||
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 | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | SE 12 | E 8 | E 7 | E 7 | ESE 12 | E 8 | E 8 | E 8 | |
787 | 700 | 619 | 588 | 526 | 398 | 292 | 234 | 163 | 129 | 102 | 78 | 57 | 55 | 40 | 27 | 27 | 18 | 17 | 17 | 13 | 12 | 12 | 11 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | glassy | cross-off | cross | cross | cross-on | cross | cross-off | cross-off | cross-off | off | cross-off | glassy | cross-off | off | off | cross-off | off | cross-off | glassy | glassy | |
High Tide | 1:48PM1.41m | 3:11AM1.68m | 3:05PM1.55m | 3:44AM1.76m | 4:00PM1.70m | 4:14AM1.83m | ||||||||||||||||||
Low Tide | 8:22PM0.52m | 9:20AM0.77m | 9:19PM0.51m | 9:57AM0.56m | 10:04PM0.51m | |||||||||||||||||||
 |  | |  |  | |  | | | | |  | | | | | | | | | | |  | | |
 | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — |
 | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | 6:52 |
2 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 20 | 19 | 18 | 18 | 18 | 17 | 19 | 20 | 21 | 21 | 19 | 18 | 17 | 16 | 20 | 23 | 25 | 22 | 18 | 18 | 17 | 18 | 19 |
21 | 20 | 19 | 17 | 19 | 19 | 18 | 19 | 19 | 19 | 20 | 19 | 18 | 17 | 15 | 20 | 22 | 22 | 18 | 15 | 16 | 16 | 18 | 20 | |
Swell 1 Height (m) Direction Period (s) | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | E 8 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 |
 kJ | 787 | 700 | 619 | 588 | 526 | 398 | 292 | 234 | 163 | 129 | 102 | 78 | 57 | 55 | 40 | 27 | 27 | 18 | 17 | 17 | 10 | 10 | 10 | 10 |
Swell 2 Height (m) Direction Period (s) | — | SW 6 | SE 13 | SE 13 | ESE 11 | S 5 | S 5 | S 5 | S 5 | SE 12 | SE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | SE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 |
| kJ | — | 2 | 7 | 7 | 12 | 5 | 8 | 8 | 5 | 6 | 6 | 14 | 14 | 14 | 14 | 14 | 22 | 14 | 14 | 13 | 13 | 12 | 12 | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | S 6 | S 6 | SE 13 | ESE 11 | SE 13 | E 13 | SSW 5 | SE 12 | SE 12 | NE 5 | ESE 12 | ESE 12 | SE 10 | S 6 | — | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | — | SE 7 |
| kJ | — | — | 1 | 1 | 7 | 12 | 7 | 3 | 9 | 23 | 23 | 1 | 14 | 14 | 4 | 1 | — | 2 | 2 | 2 | 2 | 2 | — | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | S 5 | S 5 | SW 5 | — | — | SW 4 | — | SW 3 | SSW 3 | SSW 4 | SSW 5 | SW 4 | SW 2 | SW 3 | NE 4 |
| kJ | — | — | — | — | — | — | — | — | — | 2 | 2 | 6 | — | — | 2 | — | 2 | 2 | 6 | 8 | 5 | 1 | 2 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 39 | 19 | 19 | 39 | 0 | 0 | 3 | 3 | 23 | 118 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 912 | 65 | 39 | 65 | 284 | 297 | 284 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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