Surf Forecasts:
How big are the waves at Yona Bay today (14 Sep):
- Morning surf: Morning surf (14 Sep, local time) - 3.5ft (1.1m), 8s period with E swell.
- Afternoon surf: Afternoon surf (14 Sep, local time) - 3.5ft (1.1m), 9s period with E swell.
- Evening surf: Evening surf (14 Sep, local time) - 3.5ft (1.1m), 9s period with E swell.
The current surf forecast for Yona Bay at 9AM is: 1.1m 8s primary swell from a East direction and 0.5m 13s secondary swell from a East direction (forecast issued at 02:00am September 14). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Sep) | 3.5ft (1.1m) | 8s |
| Afternoon (14 Sep) | 3.5ft (1.1m) | 9s |
| Evening (14 Sep) | 3.5ft (1.1m) | 9s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Tue morning. Warm (max 28°C on Mon morning, min 27°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | ||||||||||||||||||||||
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) | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 153 | 161 | 169 | 177 | 177 | 181 | 181 | 181 | 185 | 189 | 189 | 202 | 219 | 260 | 266 | 266 | 228 | 228 | 228 | 184 | 184 | 146 | 156 | 158 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross |
High Tide | 8:42AM1.97m | 8:40PM2.02m | 9:17AM1.86m | 9:05PM1.97m | 9:52AM1.71m | |||||||||||||||||||
Low Tide | 2:31AM0.37m | 2:40PM0.60m | 3:04AM0.38m | 3:05PM0.73m | 3:37AM0.44m | 3:28PM0.86m | ||||||||||||||||||
 |  | |  | |  | |  |  | | |  | | | | | | | | | | | | | |
 | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — |
mm | 3 | — | 1 | — | — | — | — | — | — | 1 | 1 | 2 | 1 | — | — | — | — | 1 | 1 | — | — | 1 | — | — |
Temp °C | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 |
Feels °C | 30 | 30 | 29 | 29 | 30 | 30 | 28 | 28 | 29 | 30 | 30 | 31 | 30 | 31 | 31 | 29 | 30 | 31 | 31 | 31 | 32 | 31 | 31 | 29 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 |
| kJ | 153 | 161 | 169 | 177 | 177 | 181 | 181 | 181 | 185 | 189 | 189 | 202 | 219 | 260 | 266 | 266 | 228 | 228 | 228 | 184 | 184 | 146 | 143 | 140 |
Swell 2 Height (m) Direction Period (s) | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | ENE 13 | NNW 6 | NNW 6 | NNW 5 | NNW 5 | NNW 6 | ENE 14 | E 14 | E 14 | ENE 14 | NNW 7 | NNW 7 |
| kJ | 130 | 130 | 90 | 89 | 87 | 87 | 87 | 87 | 87 | 84 | 78 | 77 | 55 | 10 | 10 | 10 | 10 | 12 | 67 | 97 | 94 | 145 | 36 | 43 |
Swell 3 Height (m) Direction Period (s) | N 6 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | NNW 5 | NNW 5 | NNW 5 | NNW 6 | NNW 6 | ENE 16 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | NNW 6 | NNW 6 | NNW 6 | NNW 7 | ENE 14 | ENE 14 |
| kJ | 5 | 5 | 4 | 4 | 4 | 2 | 2 | 2 | 3 | 5 | 5 | 7 | 7 | 48 | 46 | 45 | 23 | 45 | 13 | 13 | 13 | 36 | 156 | 158 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 35 | 0 | 80 | 0 | 0 | 60 | 33 | 33 | 33 | 0 | 0 | 0 | 0 | 33 | 33 | 33 | 0 | 0 | 0 | 33 | 33 | 33 | 33 | 33 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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