Surf Forecasts:
How big are the waves at Yona Bay today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 4.5ft (1.4m), 8s period with N swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 4.5ft (1.4m), 8s period with N swell.
- Evening surf: Evening surf (09 Sep, local time) - 4.5ft (1.3m), 8s period with N swell.
The current surf forecast for Yona Bay at 5AM is: 1.4m 8s primary swell from a North-northwest direction and 0.3m 9s secondary swell from a East direction (forecast issued at 08:00pm September 08). An open ocean swell of 0.3m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 4.5ft (1.4m) | 8s |
| Afternoon (09 Sep) | 4.5ft (1.4m) | 8s |
| Evening (09 Sep) | 4.5ft (1.3m) | 8s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Fri afternoon. Warm (max 28°C on Thu afternoon, min 26°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Tue 8 | Wednesday 9 | Thursday 10 | ||||||||||||||||
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) | NNW 8 | NNW 8 | N 8 | NNW 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 9 | N 9 | N 9 | N 10 | N 10 | N 10 | N 9 |
Wave Graph  | ||||||||||||||||||
 kJ | 434 | 333 | 272 | 232 | 233 | 251 | 257 | 257 | 217 | 212 | 217 | 348 | 372 | 380 | 405 | 414 | 361 | 300 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off |
High Tide | 6:01PM1.79m | 5:23AM1.89m | 6:31PM1.88m | 6:11AM2.01m | 6:59PM1.95m | |||||||||||||
Low Tide | 11:38PM0.96m | 12:03PM0.33m | 00:17AM0.78m | 12:40PM0.31m | ||||||||||||||
 |  |  | | |  | | | | |  | | | | | | | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — |
 | 6:39 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 28 | 28 | 28 |
Feels °C | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 29 | 29 | 29 | 28 | 31 | 32 | 33 | 32 | 33 |
Swell 1 Height (m) Direction Period (s) | NE 8 | ENE 8 | ENE 8 | ENE 7 | S 8 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | N 9 | N 9 | N 9 | N 10 | N 10 | N 10 | N 9 |
| kJ | 35 | 41 | 22 | 21 | 10 | 26 | 41 | 26 | 25 | 25 | 25 | 348 | 372 | 380 | 405 | 414 | 361 | 300 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | E 9 | S 8 | S 8 | S 8 | S 7 | S 7 | SE 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
| kJ | 12 | 11 | 11 | 10 | 14 | 10 | 10 | 10 | 10 | 9 | 22 | 25 | 25 | 25 | 28 | 27 | 27 | 26 |
Swell 3 Height (m) Direction Period (s) | E 7 | ESE 10 | ESE 10 | ESE 10 | NE 8 | ESE 10 | SW 8 | E 7 | ESE 10 | ESE 9 | N 10 | SE 9 | ESE 10 | SE 9 | ESE 6 | ESE 7 | ESE 7 | ESE 6 |
| kJ | 4 | 10 | 10 | 10 | 15 | 10 | 3 | 4 | 9 | 17 | 18 | 22 | 18 | 22 | 8 | 9 | 9 | 8 |
Wind waves Height (m) Direction Period (s) | NNW 8 | NNW 8 | N 8 | NNW 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 9 | — | — | — | — | — | — |
| kJ | 434 | 333 | 272 | 232 | 233 | 251 | 257 | 257 | 217 | 212 | 217 | 133 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 595 | 595 | 595 | 595 | 595 | 595 | 702 | 595 | 920 | 920 | 920 | 28 | 28 | 28 | 14 | 0 | 0 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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