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Surf Forecasts:
Aoshima Harbour surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 am Monday 11 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
22.0° C
(Which is slightly cooler than normal)How big are the waves at Aoshima Harbour today?
The current surf forecast for Aoshima Harbour at 12PM is: 0.9m 9s primary swell from a East-southeast direction and 0.5m 5s secondary swell from a Southeast direction (forecast issued at 08:00am May 11). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 3ft (0.9m) | 10s |
| Afternoon (11 May) | 3.5ft (1.0m) | 9s |
| Evening (11 May) | 3.5ft (1.0m) | 9s |
Table - waves today at Aoshima Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Wed morning. Warm (max 21°C on Tue afternoon, min 17°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | |
135 | 132 | 126 | 176 | 172 | 172 | 221 | 207 | 207 | 203 | 232 | 274 | 329 | 383 | 375 | 375 | 375 | 352 | 307 | 307 | 307 | 254 | 254 | 254 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | on | cross-on | cross-on | on | on | on | cross-on | cross-off | cross-on | on | on | cross-on | cross-on | glassy | cross-on | cross-on | on | on | on | on | cross-on | cross | cross | |
High Tide | 2:16PM1.49m | 2:56AM1.74m | 3:24PM1.62m | 3:31AM1.81m | 4:16PM1.75m | |||||||||||||||||||
Low Tide | 8:33AM0.85m | 8:26PM0.64m | 9:19AM0.64m | 9:20PM0.66m | 9:57AM0.43m | 10:06PM0.69m | ||||||||||||||||||
 | |  | |  |  |  | | | | | | | |  | |  |  | |  | | | | | |
 | 5:20 | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 |
 | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | 7:01 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | 1 | 4 | 3 | 1 | — | — | — | — | |
Temp °C | 18 | 19 | 20 | 20 | 20 | 19 | 19 | 17 | 17 | 19 | 20 | 21 | 21 | 20 | 19 | 19 | 19 | 19 | 20 | 21 | 21 | 20 | 19 | 18 |
18 | 18 | 18 | 18 | 18 | 18 | 18 | 16 | 16 | 17 | 18 | 19 | 21 | 19 | 20 | 19 | 18 | 19 | 20 | 20 | 20 | 20 | 19 | 17 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
 kJ | 135 | 132 | 126 | 176 | 172 | 172 | 221 | 207 | 207 | 203 | 232 | 274 | 329 | 383 | 375 | 375 | 375 | 352 | 307 | 307 | 307 | 254 | 254 | 254 |
Swell 2 Height (m) Direction Period (s) | SE 4 | SE 5 | SE 5 | SE 12 | SE 11 | SE 11 | S 11 | S 11 | S 10 | S 10 | — | S 11 | S 11 | S 8 | S 8 | S 8 | SE 8 | SSE 8 | SSE 8 | SSE 8 | S 8 | SE 8 | SSE 8 | SSE 7 |
| kJ | 6 | 12 | 13 | 6 | 5 | 5 | 2 | 2 | 2 | 2 | — | 2 | 2 | 1 | 1 | 1 | 3 | 6 | 6 | 6 | 5 | 2 | 6 | 5 |
Swell 3 Height (m) Direction Period (s) | S 13 | S 12 | S 12 | — | — | — | — | — | — | — | — | — | — | S 11 | — | S 10 | S 10 | S 10 | — | S 8 | — | — | S 9 | — |
| kJ | 3 | 3 | 3 | — | — | — | — | — | — | — | — | — | — | 2 | — | 2 | 2 | 2 | — | 1 | — | — | 2 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 39 | 734 | 49 | 49 | 39 | 39 | 3 | 0 | 22 | 644 | 630 | 49 | 49 | 0 | 19 | 39 | 49 | 49 | 49 | 49 | 19 | 3 | 22 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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