Surf Forecasts:
How big are the waves at Yona Bay today (02 Sep):
- Morning surf: Morning surf (02 Sep, local time) - 7ft (2.1m), 9s period with E swell.
- Afternoon surf: Afternoon surf (02 Sep, local time) - 7ft (2.1m), 9s period with E swell.
- Evening surf: Evening surf (02 Sep, local time) - 10ft (3.0m), 11s period with E swell.
The current surf forecast for Yona Bay at 3AM is: 0.3m 14s primary swell from a East-northeast direction (forecast issued at 08:00pm September 01). An open ocean swell of 0.4m 10s is not directed at the surf break, a second open ocean swell of 2.3m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Sep) | 7ft (2.1m) | 9s |
| Afternoon (02 Sep) | 7ft (2.1m) | 9s |
| Evening (02 Sep) | 10ft (3.0m) | 11s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Wed night. Warm (max 28°C on Tue night, min 27°C on Tue night). Mainly strong winds. | ||||||||||||||||||
Tue 1 | Wednesday 2 | Thursday 3 | ||||||||||||||||
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 14 | E 14 | E 14 | ENE 14 | ENE 13 | E 9 | E 9 | E 9 | E 10 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 35 | 36 | 33 | 36 | 53 | 699 | 613 | 739 | 1308 | 1855 | 2308 | 2238 | 1434 | 1177 | 1124 | 1029 | 857 | 586 |
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 | cross | cross | cross | cross-on | cross-on | cross-on | on | on | on |
High Tide | 9:24PM1.98m | 10:07AM1.82m | 9:56PM1.93m | 11:02AM1.66m | ||||||||||||||
Low Tide | 3:22PM0.64m | 3:50AM0.44m | 3:55PM0.81m | 4:37AM0.48m | 4:31PM0.99m | |||||||||||||
 |  |  | | |  | | |  |  |  |  | | | | | | | |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — |
 | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — |
mm | 1 | — | — | — | — | — | — | — | — | — | 1 | 4 | 5 | 2 | 2 | 2 | 2 | 1 |
Temp °C | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 |
Feels °C | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 27 | 25 | 25 | 25 | 27 | 26 | 27 | 28 | 28 | 29 | 26 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | SW 10 | SW 10 | ENE 13 | ENE 12 | SW 10 | SSW 10 | SW 10 | SW 10 | SW 10 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 12 | 11 | 24 | 25 | 53 | 50 | 48 | 64 | 48 | 47 | 46 | 2238 | 1434 | 1177 | 1124 | 1029 | 857 | 586 |
Swell 2 Height (m) Direction Period (s) | E 14 | SW 9 | E 14 | ENE 14 | SW 10 | SW 10 | E 12 | E 12 | — | SSW 8 | SSW 9 | SW 11 | SW 10 | SW 10 | SW 11 | SSW 12 | SSW 12 | SW 12 |
| kJ | 35 | 14 | 33 | 36 | 25 | 36 | 75 | 75 | — | 14 | 26 | 40 | 47 | 47 | 59 | 91 | 91 | 84 |
Swell 3 Height (m) Direction Period (s) | SW 9 | E 14 | S 8 | S 8 | S 8 | S 8 | S 8 | SSW 9 | — | — | — | SSW 9 | SSW 9 | S 9 | S 9 | SSW 8 | E 18 | SSW 8 |
| kJ | 14 | 36 | 11 | 5 | 11 | 12 | 5 | 25 | — | — | — | 17 | 16 | 6 | 6 | 22 | 6 | 22 |
Wind waves Height (m) Direction Period (s) | ESE 9 | ESE 10 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 11 | E 11 | — | N 6 | N 7 | N 7 | N 7 | N 7 | N 7 |
| kJ | 1325 | 1260 | 1038 | 826 | 726 | 699 | 613 | 739 | 1308 | 1855 | 2308 | — | 91 | 113 | 145 | 134 | 113 | 114 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 595 | 595 | 595 | 595 | 595 | 63 | 60 | 33 | 595 | 595 | 679 | 88 | 88 | 92 | 717 | 741 | 74 | 28 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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