Surf Forecasts:
How big are the waves at Tengan today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 3.5ft (1.1m), 4s period with E swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 4.5ft (1.3m), 9s period with ESE swell.
- Evening surf: Evening surf (31 Aug, local time) - 5ft (1.5m), 8s period with ESE swell.
The current surf forecast for Tengan at 10AM is: 1.1m 4s primary swell from a East direction (forecast issued at 02:00am August 31). An open ocean swell of 0.5m 9s 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) | 3.5ft (1.1m) | 4s |
| Afternoon (31 Aug) | 4.5ft (1.3m) | 9s |
| Evening (31 Aug) | 5ft (1.5m) | 8s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 45mm), heaviest during Wed afternoon. Warm (max 28°C on Mon morning, min 26°C on Wed morning). Winds decreasing (fresh winds from the ESE on Tue night, calm by Wed night). | ||||||||||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | ||||||||||||||||||||||
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) | ESE 7 | ESE 7 | ESE 4 | E 4 | ESE 8 | ESE 9 | ESE 8 | ESE 8 | E 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | E 8 | E 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 55 | 71 | 27 | 47 | 202 | 232 | 262 | 300 | 422 | 530 | 554 | 474 | 528 | 675 | 690 | 599 | 528 | 477 | 494 | 494 | 434 | 286 | 200 | 169 |
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 | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | glassy |
High Tide | 8:13AM2.12m | 8:29PM2.15m | 8:54AM2.02m | 8:56PM2.11m | 9:40AM1.89m | |||||||||||||||||||
Low Tide | 2:12AM0.50m | 2:18PM0.49m | 2:47AM0.45m | 2:48PM0.65m | 3:26AM0.45m | 3:21PM0.83m | ||||||||||||||||||
 | | |  | | | | |  |  | |  | | | | | | | | | |  | |  | |
 | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — |
mm | — | — | — | — | — | — | — | — | 1 | — | 1 | 2 | 2 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 7 | 9 | 3 |
Temp °C | 27 | 26 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 |
Feels °C | 28 | 27 | 28 | 29 | 29 | 28 | 29 | 27 | 27 | 27 | 27 | 27 | 29 | 29 | 28 | 27 | 27 | 28 | 28 | 28 | 26 | 28 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | S 9 | SW 9 | S 9 | S 9 | S 9 | S 9 | SSW 9 | SW 9 | SW 9 | SW 10 | SW 9 | SW 10 | SW 9 | SSW 9 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 |
| kJ | 54 | 46 | 45 | 41 | 40 | 39 | 26 | 26 | 27 | 32 | 31 | 33 | 31 | 54 | 79 | 170 | 222 | 250 | 286 | 370 | 385 | 424 | 459 | 424 |
Swell 2 Height (m) Direction Period (s) | SW 8 | S 8 | SW 9 | SW 9 | SW 10 | SW 10 | SW 9 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SW 9 | E 15 | S 8 | E 14 | E 14 | E 14 | E 13 | E 13 | E 12 | E 12 | E 12 |
| kJ | 44 | 37 | 38 | 40 | 33 | 33 | 26 | 25 | 24 | 23 | 13 | 13 | 13 | 30 | 4 | 20 | 16 | 15 | 14 | 29 | 12 | 12 | 11 | 24 |
Swell 3 Height (m) Direction Period (s) | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | SW 10 | S 8 | S 8 | E 15 | E 15 | E 16 | E 15 | E 14 | E 14 | E 14 | — | — | — | — | — | ENE 12 |
| kJ | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 12 | 15 | 5 | 10 | 4 | 5 | 19 | 17 | 15 | 15 | 33 | — | — | — | — | — | 47 |
Wind waves Height (m) Direction Period (s) | ESE 7 | ESE 7 | ESE 4 | E 4 | ESE 8 | ESE 9 | ESE 8 | ESE 8 | E 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | E 8 | E 8 |
| kJ | 55 | 71 | 27 | 47 | 202 | 232 | 262 | 300 | 422 | 530 | 554 | 474 | 528 | 675 | 690 | 599 | 528 | 477 | 494 | 494 | 434 | 286 | 200 | 169 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 13 | 13 | 13 | 679 | 12 | 987 | 840 | 647 | 732 | 647 | 631 | 745 | 621 | 621 | 621 | 621 | 613 | 13 | 13 | 13 | 28 | 13 | 10 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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