Surf Forecasts:
How big are the waves at Tengan today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 0.5ft (0.2m), 10s period with ESE swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 0.5ft (0.2m), 11s period with ESE swell.
- Evening surf: Evening surf (21 Aug, local time) - 0.5ft (0.1m), 14s period with E swell.
The current surf forecast for Tengan at 5PM is: 0.2m 10s primary swell from a East direction (forecast issued at 08:00am August 21). An open ocean swell of 0.9m 8s 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 cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 0.5ft (0.2m) | 10s |
| Afternoon (21 Aug) | 0.5ft (0.2m) | 11s |
| Evening (21 Aug) | 0.5ft (0.1m) | 14s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 26mm), heaviest during Fri morning. Warm (max 28°C on Sat morning, min 26°C on Fri morning). Mainly strong winds. | ||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||||
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 11 | ESE 10 | E 11 | ESE 11 | E 10 | E 14 | E 14 | E 14 | E 14 | E 14 | SSE 9 | E 9 | E 14 | SE 10 | ESE 10 | ESE 10 | ESE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 2 | 11 | 3 | 11 | 8 | 4 | 4 | 4 | 4 | 4 | 0 | 2 | 15 | 24 | 18 | 18 | 22 | 39 | 36 | 35 | 39 | 55 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | on |
High Tide | 2:22PM1.43m | 11:51PM1.67m | 4:38PM1.54m | 1:49AM1.61m | 5:20PM1.67m | |||||||||||||||||
Low Tide | 6:38AM0.83m | 5:48PM1.37m | 8:31AM0.85m | 8:45PM1.43m | 10:03AM0.76m | |||||||||||||||||
 |  |  | | | |  |  | |  | | | | | | | | | | | | | |
 | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — |
 | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:58 | — |
mm | 2 | 8 | 8 | 1 | 1 | 2 | — | — | — | — | 1 | 1 | 1 | — | — | — | 1 | — | — | — | 1 | — |
Temp °C | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 |
Feels °C | 27 | 26 | 26 | 27 | 26 | 26 | 26 | 25 | 25 | 27 | 27 | 26 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 30 | 28 |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 10 | SW 8 | SW 8 | E 11 | SW 8 | SW 10 | E 9 | SW 10 | SW 9 | SW 10 | SW 10 | E 9 | ESE 10 | SSW 10 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | SSW 10 |
| kJ | 24 | 57 | 23 | 71 | 156 | 2 | 68 | 26 | 2 | 79 | 144 | 160 | 213 | 6 | 18 | 754 | 586 | 370 | 280 | 242 | 253 | 226 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | ESE 10 | E 10 | E 14 | E 14 | E 14 | E 14 | E 14 | — | E 9 | E 9 | SE 10 | SE 10 | ESE 10 | E 14 | ESE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 13 |
| kJ | 2 | 2 | 2 | 10 | 8 | 4 | 4 | 4 | 4 | 4 | — | 2 | 2 | 24 | 15 | 18 | 16 | 20 | 18 | 17 | 17 | 34 |
Swell 3 Height (m) Direction Period (s) | — | ESE 10 | SE 9 | ESE 11 | NE 8 | E 14 | — | — | — | E 9 | — | — | E 14 | ENE 9 | ENE 9 | ESE 13 | E 16 | E 9 | E 9 | E 9 | SE 9 | ENE 10 |
| kJ | — | 11 | 3 | 11 | 2 | 4 | — | — | — | 2 | — | — | 15 | 16 | 8 | 18 | 5 | 6 | 7 | 6 | 3 | 19 |
Wind waves Height (m) Direction Period (s) | SSE 8 | SSE 6 | S 7 | S 7 | SSE 7 | S 8 | S 8 | SSE 8 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | S 10 | S 10 | — | ESE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 |
| kJ | 267 | 216 | 368 | 229 | 259 | 476 | 419 | 745 | 1023 | 878 | 705 | 554 | 471 | 755 | 802 | — | 22 | 39 | 36 | 35 | 39 | 55 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 613 | 613 | 636 | 647 | 613 | 613 | 613 | 613 | 613 | 613 | 636 | 636 | 613 | 613 | 13 | 13 | 13 | 647 | 990 | 631 | 13 | 13 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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