Surf Forecasts:
How big are the waves at Yona Bay today (19 Oct):
- Afternoon surf: Afternoon surf (19 Oct, local time) - 4.5ft (1.3m), 9s period with E swell.
- Evening surf: Evening surf (19 Oct, local time) - 3.5ft (1.0m), 9s period with ENE swell.
The current surf forecast for Yona Bay at 7PM is: 1.4m 9s primary swell from a East direction (forecast issued at 02:00pm October 19). An open ocean swell of 0.3m 16s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Oct) | - | - |
| Afternoon (19 Oct) | 4.5ft (1.3m) | 9s |
| Evening (19 Oct) | 3.5ft (1.0m) | 9s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 32mm), heaviest during Wed night. Warm (max 27°C on Mon afternoon, min 23°C on Wed night). Winds increasing (light winds from the E on Mon night, strong winds from the NE by Thu morning). | ||||||||||||||||||||
Mon 19 | Tuesday 20 | Wednesday 21 | ||||||||||||||||||
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) | ENE 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ESE 14 | ENE 9 | ENE 10 | ENE 9 | ENE 10 | ENE 10 | E 10 | ENE 9 | ENE 10 | NE 4 | NNW 5 | NNE 6 |
Wave Graph  | ||||||||||||||||||||
 kJ | 76 | 262 | 311 | 177 | 181 | 177 | 173 | 121 | 0 | 227 | 132 | 211 | 205 | 169 | 184 | 227 | 163 | 35 | 11 | 227 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross |
High Tide | 2:36PM1.39m | 00:03AM1.36m | 3:47PM1.48m | 2:39AM1.36m | 4:24PM1.58m | |||||||||||||||
Low Tide | 7:37PM1.26m | 8:05AM0.74m | 9:38PM1.13m | 9:26AM0.70m | ||||||||||||||||
 | |  | | | | | | | | |  | | | |  | |  |  |  | |
 | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — |
 | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:53 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 4 |
Temp °C | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 29 | 29 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 28 | 27 | 26 | 25 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ESE 14 | ESE 13 | ESE 14 | ESE 13 | ESE 13 | ESE 15 | ESE 14 | SE 15 | SE 17 | SE 17 | SE 17 | SE 16 | SE 16 | SE 16 |
| kJ | 140 | 262 | 311 | 177 | 181 | 177 | 876 | 1110 | 1570 | 1157 | 1045 | 2258 | 2494 | 2648 | 4777 | 6868 | 7129 | 8042 | 9052 | 7267 |
Swell 2 Height (m) Direction Period (s) | ENE 9 | ESE 18 | ESE 16 | ESE 9 | ESE 9 | ESE 9 | ENE 9 | ENE 9 | SE 18 | SE 17 | SE 16 | ENE 9 | NNW 8 | NNW 7 | NNW 7 | NNW 7 | ENE 10 | — | — | SSE 19 |
| kJ | 76 | 30 | 52 | 127 | 158 | 180 | 173 | 121 | 162 | 560 | 767 | 211 | 6 | 5 | 9 | 9 | 163 | — | — | 3284 |
Swell 3 Height (m) Direction Period (s) | N 6 | N 6 | N 6 | ESE 16 | ESE 15 | ESE 14 | — | — | SE 18 | ENE 9 | ENE 10 | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 1 | 1 | 98 | 123 | 183 | — | — | 325 | 227 | 132 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | ENE 10 | ENE 10 | ENE 10 | E 10 | ENE 9 | — | NE 4 | NNW 5 | NNE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 132 | 205 | 169 | 184 | 227 | — | 35 | 11 | 227 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 35 | 54 | 679 | 35 | 0 | 0 | 35 | 60 | 64 | 64 | 64 | 33 | 64 | 64 | 64 | 64 | 628 | 628 | 597 | 595 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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