Surf Forecasts:
How big are the waves at Aoshima Harbour today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 2.5ft (0.7m), 8s period with E swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3ft (0.9m), 9s period with SSE swell.
- Evening surf: Evening surf (20 Aug, local time) - 3.5ft (1.1m), 9s period with SSE swell.
The current surf forecast for Aoshima Harbour at 5PM is: 1.0m 9s primary swell from a South-southeast direction and 0.6m 8s secondary swell from a East direction (forecast issued at 08:00am August 20). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 2.5ft (0.7m) | 8s |
| Afternoon (20 Aug) | 3ft (0.9m) | 9s |
| Evening (20 Aug) | 3.5ft (1.1m) | 9s |
Table - waves today at Aoshima Harbour. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri afternoon. Warm (max 28°C on Thu morning, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||
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 |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 8 | E 8 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | S 9 | S 9 | S 8 | S 8 | E 10 | E 10 | SSE 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 58 | 57 | 113 | 137 | 203 | 180 | 176 | 158 | 169 | 135 | 132 | 129 | 103 | 106 | 106 | 99 | 73 | 69 | 68 | 70 | 71 | 73 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | glassy | glassy | cross | cross | cross-on | on | cross-on | cross-on | glassy | glassy | cross-on | cross | on | on | cross-on | cross-on | glassy |
High Tide | 11:12AM1.62m | 10:15PM1.88m | 1:15PM1.55m | 11:10PM1.79m | 3:33PM1.65m | |||||||||||||||||
Low Tide | 4:34AM0.67m | 4:11PM1.24m | 5:47AM0.70m | 5:15PM1.43m | 7:22AM0.69m | 7:52PM1.52m | ||||||||||||||||
 | | | |  |  | | | | | |  | | |  | | | | | | | | |
 | 5:41 | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — |
 | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 27 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 28 | 27 |
Feels °C | 30 | 31 | 32 | 32 | 33 | 33 | 33 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 31 | 33 | 32 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | S 9 | S 9 | S 8 | S 8 | S 8 | E 10 | SSE 8 |
| kJ | 58 | 57 | 113 | 137 | 203 | 180 | 176 | 158 | 169 | 135 | 132 | 129 | 103 | 106 | 106 | 99 | 73 | 69 | 68 | 49 | 71 | 73 |
Swell 2 Height (m) Direction Period (s) | SSE 5 | SSE 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 7 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | S 8 | E 10 |
| kJ | 11 | 49 | 43 | 43 | 41 | 33 | 37 | 16 | 29 | 28 | 28 | 29 | 28 | 28 | 60 | 44 | 43 | 64 | 50 | 70 | 50 | 50 |
Swell 3 Height (m) Direction Period (s) | SE 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 | SE 10 | E 16 | ESE 10 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 14 | E 7 | E 14 | E 14 | E 14 | SE 9 | SE 9 | E 14 |
| kJ | 25 | 38 | 20 | 19 | 25 | 25 | 5 | 33 | 14 | 8 | 8 | 8 | 8 | 14 | 4 | 8 | 4 | 4 | 16 | 3 | 3 | 15 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | E 3 | E 3 | — | — | — | E 6 | ESE 3 | — | ESE 4 | ESE 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | — | — | — | 6 | 3 | — | 5 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 19 | 49 | 49 | 49 | 49 | 0 | 0 | 3 | 9 | 39 | 49 | 49 | 49 | 0 | 0 | 9 | 9 | 49 | 49 | 49 | 49 | 0 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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