Surf Forecasts:
How big are the waves at Yona Bay today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 4.5ft (1.4m), 8s period with E swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 4.5ft (1.3m), 8s period with E swell.
- Evening surf: Evening surf (18 Oct, local time) - 5ft (1.5m), 8s period with E swell.
The current surf forecast for Yona Bay at 1PM is: 1.3m 8s primary swell from a East direction and 0.3m 11s secondary swell from a Northeast direction (forecast issued at 08:00am October 18). An open ocean swell of 0.1m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 4.5ft (1.4m) | 8s |
| Afternoon (18 Oct) | 4.5ft (1.3m) | 8s |
| Evening (18 Oct) | 5ft (1.5m) | 8s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sun morning, min 26°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | ||||||||||||||||||||
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 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 217 | 223 | 198 | 203 | 208 | 270 | 241 | 172 | 144 | 153 | 86 | 262 | 268 | 161 | 146 | 149 | 153 | 140 | 197 | 101 | 153 | 123 |
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-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 12:28PM1.37m | 10:24PM1.48m | 2:36PM1.39m | 00:03AM1.36m | 3:47PM1.48m | |||||||||||||||||
Low Tide | 5:10AM0.61m | 4:52PM1.23m | 6:25AM0.71m | 7:37PM1.26m | 8:05AM0.74m | |||||||||||||||||
 |  |  | |  | | | | | | | | | | | | | | | | | | |
 | 6:26 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — |
 | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 |
Feels °C | 26 | 26 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 29 | 30 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | NE 10 | ENE 11 | NE 11 | NE 11 | ENE 11 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ESE 14 | ESE 14 | ESE 14 | ESE 13 | ESE 16 | ESE 16 |
| kJ | 27 | 12 | 30 | 19 | 11 | 207 | 176 | 172 | 144 | 153 | 125 | 262 | 268 | 161 | 146 | 149 | 453 | 979 | 1621 | 1060 | 2384 | 2472 |
Swell 2 Height (m) Direction Period (s) | NE 11 | SE 11 | SE 11 | SE 11 | SE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 11 | ENE 10 | ENE 9 | ESE 18 | ESE 16 | ESE 9 | ESE 9 | ESE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 |
| kJ | 32 | 5 | 5 | 5 | 4 | 11 | 11 | 11 | 11 | 11 | 86 | 30 | 52 | 147 | 158 | 158 | 153 | 140 | 197 | 101 | 153 | 123 |
Swell 3 Height (m) Direction Period (s) | ENE 8 | E 13 | E 13 | E 13 | E 14 | SE 10 | SE 10 | SE 10 | SE 10 | N 7 | N 6 | N 6 | N 6 | ESE 16 | ESE 15 | ESE 14 | ESE 9 | — | SE 18 | SE 18 | — | NNW 8 |
| kJ | 11 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 1 | 1 | 1 | 1 | 98 | 123 | 183 | 154 | — | 463 | 260 | — | 6 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 217 | 223 | 198 | 203 | 208 | 270 | 241 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 59 | 60 | 0 | 54 | 60 | 60 | 33 | 33 | 33 | 35 | 59 | 59 | 628 | 35 | 0 | 64 | 64 | 65 | 64 | 64 | 64 | 63 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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