Surf Forecasts:
How big are the waves at Yonabaru today (31 Aug):
- Afternoon surf: Afternoon surf (31 Aug, local time) - 5.5ft (1.7m), 9s period with ESE swell.
- Evening surf: Evening surf (31 Aug, local time) - 6.5ft (2.0m), 8s period with ESE swell.
The current surf forecast for Yonabaru at 9PM is: 2.0m 8s primary swell from a East-southeast direction (forecast issued at 02:00pm August 31). An open ocean swell of 0.8m 8s is not directed at the surf break, a second open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | - | - |
| Afternoon (31 Aug) | 5.5ft (1.7m) | 9s |
| Evening (31 Aug) | 6.5ft (2.0m) | 8s |
Table - waves today at Yonabaru. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Tue night. Warm (max 29°C on Wed afternoon, min 26°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | ||||||||||||||||||
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) | ESE 8 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | ESE 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 231 | 417 | 455 | 511 | 606 | 705 | 737 | 761 | 847 | 959 | 1085 | 1037 | 865 | 758 | 675 | 528 | 671 | 494 | 635 | 639 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on |
High Tide | 8:50PM2.13m | 9:20AM2.02m | 9:18PM2.09m | 10:05AM1.87m | ||||||||||||||||
Low Tide | 2:44PM0.61m | 3:07AM0.52m | 3:14PM0.77m | 3:47AM0.54m | 3:45PM0.94m | |||||||||||||||
 |  |  |  |  | |  | | | | | | | | | | | | |  | |
 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — |
 | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — |
mm | — | — | 1 | — | 1 | 1 | — | 1 | 1 | 1 | 2 | 1 | 1 | 3 | 2 | 1 | 1 | — | — | 1 |
Temp °C | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 26 |
Feels °C | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 31 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SSW 9 | SSW 8 | SSW 8 | S 9 | SW 9 | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | SW 10 | SW 10 | SSW 10 | SSW 10 | SW 10 | ESE 9 | SSW 10 | SSW 10 | ESE 9 |
| kJ | 94 | 108 | 82 | 80 | 39 | 29 | 33 | 33 | 45 | 41 | 53 | 76 | 79 | 125 | 171 | 234 | 463 | 320 | 314 | 639 |
Swell 2 Height (m) Direction Period (s) | SW 9 | SW 10 | SW 8 | SW 9 | SW 8 | SSW 8 | SSW 8 | SSW 8 | SW 10 | S 8 | S 8 | S 8 | S 8 | S 8 | ENE 13 | E 13 | SSW 10 | ENE 12 | SW 10 | SSW 10 |
| kJ | 23 | 45 | 35 | 29 | 35 | 20 | 24 | 12 | 33 | 11 | 19 | 10 | 10 | 10 | 57 | 30 | 283 | 50 | 298 | 347 |
Swell 3 Height (m) Direction Period (s) | E 11 | — | — | ENE 11 | S 8 | S 8 | S 8 | E 16 | E 16 | — | — | — | — | E 13 | — | — | E 12 | — | — | ESE 11 |
| kJ | 21 | — | — | 46 | 10 | 10 | 10 | 5 | 19 | — | — | — | — | 14 | — | — | 27 | — | — | 111 |
Wind waves Height (m) Direction Period (s) | ESE 8 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | — |
| kJ | 231 | 417 | 455 | 511 | 606 | 705 | 737 | 761 | 847 | 959 | 1085 | 1037 | 865 | 758 | 675 | 528 | 671 | 494 | 635 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 16 | 820 | 820 | 16 | 756 | 670 | 670 | 619 | 619 | 727 | 607 | 599 | 607 | 607 | 599 | 607 | 13 | 13 | 14 | 13 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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