Surf Forecasts:
How big are the waves at Yona Bay today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 4.5ft (1.4m), 9s period with N swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 4.5ft (1.4m), 9s period with N swell.
- Evening surf: Evening surf (10 Sep, local time) - 4ft (1.2m), 9s period with N swell.
The current surf forecast for Yona Bay at 7AM is: 1.3m 9s primary swell from a North direction (forecast issued at 02:00am September 10). An open ocean swell of 0.5m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 4.5ft (1.4m) | 9s |
| Afternoon (10 Sep) | 4.5ft (1.4m) | 9s |
| Evening (10 Sep) | 4ft (1.2m) | 9s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Fri night. Warm (max 28°C on Thu afternoon, min 27°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | N 8 | N 8 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 8 | NNW 8 | NNW 8 | N 8 | N 8 | ENE 15 | ENE 14 | ENE 14 | ENE 14 | E 14 | E 14 | E 14 | E 14 | E 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 135 | 146 | 258 | 313 | 332 | 339 | 287 | 240 | 194 | 154 | 147 | 118 | 87 | 80 | 58 | 73 | 64 | 64 | 64 | 101 | 103 | 103 | 101 | 101 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 6:11AM2.01m | 6:59PM1.95m | 6:53AM2.08m | 7:25PM2.00m | 7:31AM2.09m | 7:50PM2.03m | ||||||||||||||||||
Low Tide | 00:17AM0.78m | 12:40PM0.31m | 00:52AM0.61m | 1:14PM0.33m | 1:26AM0.48m | 1:45PM0.39m | ||||||||||||||||||
 |  | |  |  | | | | |  | | | |  | | | | | | | | | | | |
 | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:36 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | — | — | — | 1 | 1 | 2 | 1 | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 |
Feels °C | 30 | 30 | 30 | 31 | 31 | 33 | 33 | 32 | 31 | 30 | 31 | 32 | 31 | 31 | 31 | 32 | 30 | 30 | 30 | 31 | 30 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | N 8 | N 8 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 8 | NNW 8 | NNW 8 | N 8 | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | SE 6 |
| kJ | 135 | 146 | 258 | 313 | 332 | 339 | 287 | 240 | 194 | 154 | 147 | 118 | 87 | 80 | 58 | 57 | 41 | 38 | 26 | 26 | 25 | 24 | 22 | 43 |
Swell 2 Height (m) Direction Period (s) | SE 9 | N 10 | E 9 | ESE 7 | ESE 7 | ESE 9 | ESE 6 | ESE 7 | ESE 7 | SE 9 | ESE 8 | ESE 8 | ESE 7 | ENE 15 | ENE 15 | ENE 15 | ENE 14 | ENE 14 | ENE 14 | E 14 | E 14 | E 14 | E 14 | E 14 |
| kJ | 22 | 31 | 43 | 9 | 9 | 27 | 8 | 15 | 15 | 19 | 62 | 37 | 48 | 43 | 43 | 73 | 64 | 64 | 64 | 101 | 103 | 103 | 101 | 101 |
Swell 3 Height (m) Direction Period (s) | S 7 | E 9 | S 7 | ESE 9 | ESE 9 | ESE 7 | ESE 9 | SE 9 | SE 9 | ESE 7 | S 7 | ENE 15 | ENE 15 | S 7 | S 7 | E 9 | S 7 | E 9 | E 9 | S 7 | S 7 | S 7 | E 9 | N 6 |
| kJ | 9 | 25 | 9 | 17 | 16 | 9 | 15 | 20 | 20 | 9 | 9 | 44 | 43 | 8 | 8 | 15 | 4 | 15 | 7 | 8 | 14 | 17 | 7 | 21 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SE 2 | SE 3 | — | SE 4 | — | SE 7 | SE 7 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | ESE 6 | SE 6 | SE 6 | ENE 4 |
| kJ | — | — | — | — | — | — | — | — | 1 | 4 | — | 4 | — | 50 | 46 | 39 | 54 | 52 | 52 | 52 | 44 | 33 | 64 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 74 | 33 | 33 | 28 | 33 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 33 | 54 | 59 | 0 | 0 | 0 | 35 | 59 | 33 | 59 | 65 | 65 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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