Surf Forecasts:
How big are the waves at Yona Bay today (29 Aug):
- Afternoon surf: Afternoon surf (29 Aug, local time) - 1.5ft (0.5m), 13s period with E swell.
- Evening surf: Evening surf (29 Aug, local time) - 1.5ft (0.5m), 12s period with E swell.
The current surf forecast for Yona Bay at 7PM is: 0.5m 13s primary swell from a East direction (forecast issued at 02:00pm August 29). An open ocean swell of 0.5m 9s is not directed at the surf break, a second open ocean swell of 1.6m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | - | - |
| Afternoon (29 Aug) | 1.5ft (0.5m) | 13s |
| Evening (29 Aug) | 1.5ft (0.5m) | 12s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Mon night. Warm (max 29°C on Sat afternoon, min 27°C on Sat night). Mainly strong winds. | ||||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | ||||||||||||||||||
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 13 | E 13 | E 13 | E 12 | ENE 12 | ENE 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 57 | 85 | 81 | 78 | 50 | 49 | 73 | 72 | 79 | 46 | 44 | 43 | 43 | 42 | 0 | 0 | 0 | 0 | 0 | 0 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | 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 | 8:03PM1.98m | 8:03AM2.05m | 8:28PM2.00m | 8:41AM2.03m | 8:55PM2.00m | |||||||||||||||
Low Tide | 1:49PM0.36m | 2:01AM0.59m | 2:19PM0.41m | 2:34AM0.50m | 2:50PM0.51m | |||||||||||||||
 | | |  | | | | | | |  | |  | | | | |  | |  | |
 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — |
 | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 |
Temp °C | 29 | 29 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 30 | 30 | 29 | 30 | 29 | 29 | 29 | 28 | 29 | 29 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SW 9 | SW 9 | E 13 | E 12 | S 8 | S 8 | SSW 9 | SSW 9 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | S 8 | S 8 | S 9 | S 9 | SSW 9 | SSW 9 | SSW 9 |
| kJ | 41 | 40 | 81 | 78 | 82 | 88 | 106 | 99 | 99 | 96 | 73 | 73 | 54 | 50 | 35 | 38 | 38 | 25 | 25 | 25 |
Swell 2 Height (m) Direction Period (s) | ENE 13 | E 13 | SW 9 | SW 9 | ENE 12 | ENE 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | SW 9 | SW 9 | SW 8 | SW 10 | SW 9 | WSW 10 |
| kJ | 57 | 85 | 37 | 29 | 50 | 49 | 73 | 72 | 79 | 46 | 44 | 43 | 43 | 42 | 13 | 12 | 11 | 15 | 3 | 9 |
Swell 3 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 8 | SW 9 | SW 9 | SW 8 | SE 10 | SE 10 | SE 10 | SW 8 | SW 8 | WSW 9 | SW 9 | SSW 10 | — | — | — | — | — |
| kJ | 21 | 12 | 11 | 5 | 29 | 27 | 11 | 4 | 4 | 4 | 44 | 11 | 8 | 13 | 10 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 |
| kJ | 331 | 266 | 234 | 233 | 163 | 153 | 149 | 129 | 124 | 124 | 128 | 132 | 163 | 226 | 466 | 603 | 708 | 819 | 936 | 1003 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 664 | 664 | 66 | 66 | 639 | 605 | 0 | 0 | 66 | 66 | 66 | 66 | 64 | 64 | 597 | 681 | 937 | 595 | 595 | 595 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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