Surf Forecasts:
How big are the waves at Yona Bay today (30 Aug):
- Morning surf: Morning surf (30 Aug, local time) - 1.5ft (0.5m), 12s period with E swell.
- Afternoon surf: Afternoon surf (30 Aug, local time) - 1.5ft (0.4m), 12s period with ENE swell.
- Evening surf: Evening surf (30 Aug, local time) - 1.5ft (0.4m), 11s period with ENE swell.
The current surf forecast for Yona Bay at 8AM is: 0.5m 12s primary swell from a East direction (forecast issued at 02:00am August 30). An open ocean swell of 0.9m 9s is not directed at the surf break, a second open ocean swell of 1.1m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 1.5ft (0.5m) | 12s |
| Afternoon (30 Aug) | 1.5ft (0.4m) | 12s |
| Evening (30 Aug) | 1.5ft (0.4m) | 11s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Mon night. Warm (max 28°C on Sun morning, min 27°C on Sun afternoon). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 30 | Monday 31 | Tuesday 1 | ||||||||||||||||||||||
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) | ENE 12 | ENE 12 | E 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | E 15 | E 15 | E 14 | E 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 50 | 49 | 73 | 72 | 71 | 46 | 44 | 43 | 43 | 42 | 40 | 40 | 40 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 17 | 36 | 675 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-off | cross-off | cross-off | cross-off | off | off |
High Tide | 8:03AM2.05m | 8:28PM2.00m | 8:41AM2.03m | 8:55PM2.00m | 9:21AM1.95m | |||||||||||||||||||
Low Tide | 2:01AM0.59m | 2:19PM0.41m | 2:34AM0.50m | 2:50PM0.51m | 3:09AM0.44m | 3:22PM0.64m | ||||||||||||||||||
 | | |  | | | | | |  | |  | | | |  | | | |  | | | | | |
 | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 1 | 1 | 2 | 1 | 1 | 2 |
Temp °C | 28 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 |
Feels °C | 30 | 29 | 29 | 30 | 29 | 30 | 28 | 28 | 28 | 29 | 28 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 29 | 29 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | SSW 9 | SSW 9 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | S 8 | S 8 | SSW 9 | S 9 | S 8 | S 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 9 | SSW 8 | SW 10 | SW 11 | SW 11 |
| kJ | 82 | 111 | 132 | 131 | 123 | 96 | 94 | 73 | 70 | 50 | 50 | 45 | 54 | 37 | 36 | 24 | 14 | 13 | 14 | 15 | 24 | 54 | 94 | 172 |
Swell 2 Height (m) Direction Period (s) | ENE 12 | ENE 12 | E 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | SW 9 | SW 9 | SW 10 | SW 9 | SW 9 | SW 10 | SW 10 | SW 10 | S 8 | S 8 | S 8 |
| kJ | 50 | 49 | 73 | 72 | 71 | 46 | 44 | 43 | 43 | 42 | 40 | 40 | 40 | 13 | 13 | 14 | 13 | 14 | 14 | 16 | 37 | 21 | 21 | 21 |
Swell 3 Height (m) Direction Period (s) | SW 9 | SW 9 | SW 8 | SE 10 | SE 10 | SE 10 | SE 10 | SW 8 | SW 9 | SW 9 | SW 10 | S 8 | SW 9 | — | — | — | S 8 | S 8 | S 8 | S 8 | E 15 | E 15 | E 14 | E 14 |
| kJ | 29 | 27 | 11 | 4 | 4 | 4 | 4 | 11 | 13 | 13 | 14 | 12 | 13 | — | — | — | 1 | 1 | 5 | 5 | 18 | 17 | 36 | 35 |
Wind waves Height (m) Direction Period (s) | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | E 8 |
| kJ | 163 | 132 | 132 | 105 | 108 | 108 | 115 | 118 | 118 | 115 | 128 | 183 | 254 | 530 | 666 | 791 | 885 | 820 | 703 | 629 | 669 | 614 | 509 | 675 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 605 | 0 | 0 | 0 | 66 | 66 | 66 | 66 | 66 | 64 | 64 | 937 | 937 | 935 | 595 | 681 | 595 | 595 | 66 | 66 | 674 | 66 | 66 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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