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Surf Forecasts:
Aoshima Harbour surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 pm Saturday 16 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
22.2° C
(Which is slightly cooler than normal)How big are the waves at Aoshima Harbour today?
The current surf forecast for Aoshima Harbour at 4AM is: 1.1m 9s primary swell from a East-southeast direction and 0.8m 8s secondary swell from a East-southeast direction (forecast issued at 08:00pm May 16). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 3.5ft (1.1m) | 8s |
| Afternoon (17 May) | 3.5ft (1.1m) | 8s |
| Evening (17 May) | 3.5ft (1.0m) | 8s |
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 2mm), mostly falling on Tue afternoon. Warm (max 23°C on Sun afternoon, min 19°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 16 | Sunday 17 | Monday 18 | Tuesday 19 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
E 9 | E 9 | E 9 | ESE 9 | ESE 9 | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | ESE 9 | E 10 | E 10 | E 10 | |
199 | 194 | 190 | 193 | 189 | 184 | 177 | 177 | 147 | 147 | 147 | 120 | 120 | 123 | 135 | 138 | 138 | 138 | 149 | 142 | 118 | 117 | 117 | 117 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | glassy | glassy | glassy | cross-on | cross | cross | glassy | off | cross-off | cross-off | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 6:26PM1.96m | 5:34AM1.99m | 7:07PM1.95m | 6:05AM1.99m | 7:49PM1.91m | 6:37AM1.95m | ||||||||||||||||||
Low Tide | 11:58PM0.86m | 12:20PM-0.08m | 00:34AM0.94m | 12:57PM-0.08m | 1:10AM1.01m | 1:36PM-0.04m | ||||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | |  | |  |  | |
 | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — |
 | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | 7:06 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | |
Temp °C | 22 | 21 | 20 | 19 | 19 | 21 | 22 | 22 | 23 | 22 | 20 | 19 | 19 | 21 | 21 | 23 | 23 | 22 | 22 | 21 | 20 | 21 | 22 | 21 |
22 | 22 | 21 | 20 | 20 | 22 | 22 | 22 | 24 | 23 | 21 | 19 | 19 | 21 | 21 | 23 | 23 | 23 | 23 | 21 | 19 | 19 | 21 | 20 | |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | ESE 9 | E 10 | E 10 | ESE 6 |
 kJ | 199 | 194 | 190 | 193 | 189 | 184 | 177 | 177 | 147 | 147 | 147 | 120 | 120 | 123 | 135 | 138 | 138 | 138 | 149 | 142 | 118 | 117 | 117 | 104 |
Swell 2 Height (m) Direction Period (s) | E 15 | S 6 | ESE 9 | ESE 8 | ESE 8 | ESE 9 | SE 14 | SE 13 | ENE 8 | SE 11 | SE 11 | SE 12 | SE 12 | SE 10 | SE 10 | SE 12 | ESE 12 | SE 10 | SE 10 | SE 5 | ESE 5 | ESE 5 | SE 11 | E 10 |
| kJ | 4 | 1 | 101 | 86 | 88 | 94 | 7 | 7 | 57 | 30 | 31 | 34 | 23 | 17 | 17 | 22 | 14 | 28 | 28 | 8 | 22 | 30 | 29 | 117 |
Swell 3 Height (m) Direction Period (s) | S 6 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | ENE 8 | — | — | ESE 10 | ESE 12 | ESE 12 | SE 10 | ESE 10 | — | — | — | — | — | — | ESE 10 |
| kJ | 1 | 32 | 31 | 30 | 29 | 18 | 18 | 18 | 19 | 7 | — | — | 10 | 15 | 14 | 4 | 10 | — | — | — | — | — | — | 58 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ESE 4 | SE 4 | SE 5 | — | ESE 5 | — | ESE 6 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 10 | 9 | — | 25 | — | 55 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 49 | 0 | 0 | 0 | 0 | 0 | 118 | 118 | 22 | 0 | 0 | 0 | 0 | 39 | 49 | 49 | 49 | 39 | 39 | 39 | 39 | 49 | 49 | 39 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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