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Surf Forecasts:
Aoshima Harbour surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 am Friday 15 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
21.9° C
(Which is slightly cooler than normal)How big are the waves at Aoshima Harbour today?
The current surf forecast for Aoshima Harbour at 5AM is: 1.1m 10s primary swell from a East direction and 0.2m 7s secondary swell from a South-southeast direction, 0.3m 3s secondary swell from a North-northeast direction (forecast issued at 02:00am May 15). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 3.5ft (1.1m) | 10s |
| Afternoon (15 May) | 3ft (0.9m) | 9s |
| Evening (15 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 3mm), mostly falling on Fri afternoon. Warm (max 22°C on Fri afternoon, min 19°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | ||||||||||||||||||||||
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 | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
E 10 | E 10 | E 10 | E 10 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 7 | E 7 | E 9 | E 8 | E 8 | E 8 | ESE 10 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | |
235 | 186 | 220 | 219 | 147 | 136 | 136 | 282 | 276 | 124 | 156 | 210 | 181 | 149 | 149 | 127 | 200 | 200 | 195 | 195 | 165 | 173 | 177 | 151 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross | cross-on | cross-on | on | cross-on | on | on | cross-on | cross | cross-on | on | on | on | glassy | cross-off | cross-off | cross-off | cross-on | on | cross-on | glassy | glassy | |
High Tide | 4:33AM1.93m | 5:45PM1.93m | 5:03AM1.97m | 6:26PM1.96m | 5:34AM1.99m | 7:07PM1.95m | ||||||||||||||||||
Low Tide | 10:46PM0.74m | 11:09AM0.09m | 11:23PM0.80m | 11:44AM-0.02m | 11:58PM0.86m | 12:20PM-0.08m | ||||||||||||||||||
 | |  | | |  | | |  | | | | | | | | | | | | | | | | |
 | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — |
— | — | — | — | — | 1 | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 19 | 19 | 18 | 20 | 21 | 21 | 22 | 21 | 21 | 20 | 19 | 20 | 21 | 22 | 21 | 21 | 19 | 19 | 19 | 20 | 21 | 22 | 22 | 21 |
18 | 19 | 17 | 18 | 18 | 19 | 22 | 21 | 22 | 20 | 19 | 19 | 20 | 21 | 22 | 22 | 19 | 19 | 19 | 20 | 21 | 22 | 24 | 22 | |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | ESE 9 | E 9 | E 6 | E 9 | E 9 | E 7 | E 7 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 |
 kJ | 235 | 186 | 220 | 219 | 147 | 136 | 49 | 282 | 276 | 124 | 156 | 210 | 181 | 149 | 149 | 113 | 200 | 200 | 195 | 195 | 165 | 173 | 177 | 151 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | SSE 7 | S 7 | S 7 | E 9 | S 6 | S 6 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 8 | ESE 8 | ESE 8 | SE 14 | SE 14 | SE 13 | SE 11 | SE 11 |
| kJ | 5 | 5 | 4 | 4 | 4 | 4 | 136 | 1 | 1 | 72 | 57 | 40 | 57 | 52 | 51 | 127 | 86 | 88 | 82 | 8 | 7 | 7 | 19 | 30 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | E 16 | S 7 | E 16 | E 16 | S 6 | S 6 | S 6 | S 6 | E 15 | E 15 | S 6 | SE 11 | SE 11 | SE 12 | SE 11 | SE 11 | SE 11 | ENE 8 | — |
| kJ | — | — | — | — | — | 5 | 1 | 5 | 5 | 1 | 1 | 1 | 1 | 4 | 4 | 1 | 20 | 20 | 23 | 18 | 18 | 18 | 14 | — |
Wind waves Height (m) Direction Period (s) | NNE 3 | NNE 3 | NE 4 | NE 4 | ENE 5 | ENE 5 | E 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 1 | 10 | 25 | 24 | 36 | 77 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 3 | 3 | 49 | 380 | 49 | 49 | 39 | 39 | 19 | 3 | 49 | 49 | 330 | 39 | 0 | 0 | 0 | 0 | 9 | 49 | 49 | 0 | 0 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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