Surf Forecasts:
How big are the waves at Yona Bay today (28 Aug):
- Morning surf: Morning surf (28 Aug, local time) - 4ft (1.2m), 10s period with W swell.
- Afternoon surf: Afternoon surf (28 Aug, local time) - 2.5ft (0.8m), 9s period with W swell.
- Evening surf: Evening surf (28 Aug, local time) - 2ft (0.6m), 9s period with W swell.
The current surf forecast for Yona Bay at 7AM is: 1.3m 10s primary swell from a West direction and 0.4m 12s secondary swell from a East-northeast direction (forecast issued at 02:00am August 28). An open ocean swell of 1.7m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Aug) | 4ft (1.2m) | 10s |
| Afternoon (28 Aug) | 2.5ft (0.8m) | 9s |
| Evening (28 Aug) | 2ft (0.6m) | 9s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Sun night. Warm (max 29°C on Sat afternoon, min 27°C on Sat night). Mainly strong winds. | ||||||||||||||||||||||||
Friday 28 | Saturday 29 | Sunday 30 | ||||||||||||||||||||||
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) | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | ENE 13 | E 13 | E 13 | E 13 | ENE 13 | E 13 | E 13 | ENE 12 | E 12 | ENE 12 | E 12 | E 7 | E 8 | E 10 | ESE 10 | E 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 468 | 400 | 367 | 296 | 190 | 110 | 81 | 53 | 59 | 90 | 90 | 89 | 57 | 85 | 81 | 87 | 76 | 49 | 73 | 209 | 346 | 0 | 0 | 1303 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | 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 |
High Tide | 6:51AM1.95m | 7:40PM1.93m | 7:27AM2.02m | 8:03PM1.98m | 8:03AM2.05m | 8:28PM2.00m | ||||||||||||||||||
Low Tide | 1:03AM0.83m | 1:20PM0.35m | 1:31AM0.70m | 1:49PM0.36m | 2:01AM0.59m | 2:19PM0.41m | ||||||||||||||||||
 | |  |  |  | | | | | | | | | | | | | |  | |  | | | | |
 | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — |
mm | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 28 | 29 | 29 | 28 | 29 | 29 | 29 | 28 | 28 | 29 | 29 | 29 | 29 | 30 | 30 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | E 13 | SW 9 | E 13 | S 8 | ENE 12 | S 9 | S 9 | S 8 | SSW 8 | SSW 9 | SSW 9 | SSW 9 | SSW 9 |
| kJ | 468 | 400 | 367 | 296 | 190 | 110 | 81 | 53 | 36 | 52 | 36 | 89 | 41 | 85 | 29 | 87 | 79 | 76 | 68 | 53 | 58 | 62 | 44 | 43 |
Swell 2 Height (m) Direction Period (s) | ENE 12 | ENE 12 | ENE 12 | SW 9 | SW 9 | SW 8 | SW 8 | SW 9 | ENE 13 | E 13 | E 13 | SW 9 | ENE 13 | SW 9 | E 13 | S 8 | E 12 | ENE 12 | E 12 | E 12 | ENE 12 | SW 9 | SSW 9 | SW 9 |
| kJ | 48 | 47 | 47 | 28 | 27 | 25 | 25 | 26 | 59 | 90 | 90 | 41 | 57 | 40 | 81 | 31 | 76 | 49 | 73 | 72 | 46 | 20 | 84 | 13 |
Swell 3 Height (m) Direction Period (s) | SW 9 | SW 9 | SW 9 | ENE 12 | ENE 12 | ENE 15 | S 8 | ENE 11 | SW 9 | SW 9 | SW 9 | W 8 | W 8 | S 8 | SW 9 | SW 9 | SW 8 | SW 8 | SW 9 | SSW 10 | W 6 | — | SW 8 | — |
| kJ | 20 | 20 | 20 | 46 | 27 | 42 | 10 | 25 | 27 | 29 | 29 | 22 | 20 | 18 | 37 | 27 | 11 | 11 | 12 | 20 | 1 | — | 25 | — |
Wind waves Height (m) Direction Period (s) | SE 6 | SE 6 | SE 6 | SE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | E 7 | E 8 | E 10 | ESE 10 | E 10 |
| kJ | 150 | 209 | 238 | 261 | 244 | 262 | 262 | 282 | 345 | 384 | 372 | 340 | 264 | 215 | 197 | 181 | 168 | 145 | 176 | 209 | 346 | 843 | 1176 | 1303 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 80 | 628 | 628 | 641 | 664 | 937 | 889 | 628 | 628 | 628 | 628 | 628 | 664 | 664 | 66 | 66 | 66 | 64 | 60 | 595 | 595 | 937 | 595 | 595 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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