Surf Forecasts:
How big are the waves at Yonabaru today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 4.5ft (1.3m), 6s period with E swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 4.5ft (1.3m), 6s period with E swell.
- Evening surf: Evening surf (18 Aug, local time) - 4.5ft (1.4m), 6s period with E swell.
The current surf forecast for Yonabaru at 4PM is: 1.3m 6s primary swell from a East direction (forecast issued at 08:00am August 18). An open ocean swell of 0.5m 8s is not directed at the surf break, a second open ocean swell of 0.2m 7s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 4.5ft (1.3m) | 6s |
| Afternoon (18 Aug) | 4.5ft (1.3m) | 6s |
| Evening (18 Aug) | 4.5ft (1.4m) | 6s |
Table - waves today at Yonabaru. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 37mm), heaviest during Thu night. Warm (max 29°C on Thu afternoon, min 26°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||
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) | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 101 | 114 | 122 | 124 | 148 | 148 | 176 | 199 | 211 | 233 | 295 | 295 | 456 | 540 | 555 | 559 | 686 | 725 | 878 | 0 | 604 | 557 |
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 | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 9:50AM1.95m | 9:57PM2.05m | 10:40AM1.79m | 10:31PM1.99m | 11:45AM1.63m | |||||||||||||||||
Low Tide | 3:42AM0.63m | 3:47PM0.79m | 4:26AM0.65m | 4:20PM0.97m | 5:20AM0.70m | 4:58PM1.15m | ||||||||||||||||
 |  | |  | |  | | |  | | | | | | | | | |  | | |  | |
 | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — |
 | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — |
mm | — | 1 | 1 | — | — | — | — | — | 2 | 1 | 2 | 3 | 4 | 2 | 3 | 3 | 3 | 3 | — | — | — | — |
Temp °C | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 26 | 26 | 28 | 29 | 28 | 27 |
Feels °C | 29 | 28 | 30 | 29 | 30 | 28 | 29 | 28 | 28 | 30 | 30 | 30 | 28 | 29 | 29 | 28 | 27 | 28 | 30 | 30 | 30 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 9 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | S 8 | S 8 | S 8 | SSW 8 | S 10 | SW 8 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 |
| kJ | 47 | 35 | 35 | 34 | 35 | 36 | 35 | 32 | 23 | 18 | 17 | 11 | 12 | 21 | 22 | 47 | 11 | 12 | 12 | 12 | 12 | 12 |
Swell 2 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 8 | S 8 | S 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | — | SW 9 | SW 9 | E 15 | SW 9 |
| kJ | 9 | 9 | 8 | 8 | 4 | 8 | 4 | 4 | 5 | 11 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | — | 12 | 12 | 4 | 12 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SSE 10 | SSE 10 | SE 10 | SSE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | SE 11 | S 8 | S 8 | — | — | S 10 | — | — | — | — | SW 9 | ENE 8 | ENE 8 |
| kJ | 16 | 10 | 10 | 4 | 10 | 4 | 4 | 4 | 10 | 5 | 1 | 5 | — | — | 2 | — | — | — | — | 28 | 28 | 14 |
Wind waves Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 |
| kJ | 101 | 114 | 122 | 124 | 148 | 148 | 176 | 199 | 211 | 233 | 295 | 295 | 456 | 540 | 555 | 559 | 686 | 725 | 878 | 617 | 604 | 557 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 13 | 13 | 16 | 14 | 670 | 14 | 14 | 14 | 599 | 607 | 785 | 785 | 670 | 607 | 599 | 599 | 599 | 13 | 13 | 622 | 599 | 599 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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