Surf Forecasts:
How big are the waves at Tengan today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 4.5ft (1.3m), 7s period with E swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 5ft (1.6m), 7s period with E swell.
- Evening surf: Evening surf (19 Aug, local time) - 4.5ft (1.3m), 7s period with ESE swell.
The current surf forecast for Tengan at 2AM is: 1.2m 7s primary swell from a East direction and 0.1m 10s secondary swell from a Southeast direction (forecast issued at 08:00pm August 18). An open ocean swell of 0.5m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 4.5ft (1.3m) | 7s |
| Afternoon (19 Aug) | 5ft (1.6m) | 7s |
| Evening (19 Aug) | 4.5ft (1.3m) | 7s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 40mm), heaviest during Thu night. Warm (max 28°C on Tue night, min 26°C on Fri morning). Mainly fresh winds. | ||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||
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 5 | E 6 | E 7 | E 7 | E 7 | E 7 | E 5 | E 7 | E 7 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 |
Wave Graph  | ||||||||||||||||||
 kJ | 55 | 102 | 123 | 134 | 146 | 177 | 104 | 220 | 181 | 191 | 237 | 215 | 223 | 176 | 146 | 161 | 234 | 183 |
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 | cross-on | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 9:55PM1.99m | 10:54AM1.63m | 10:22PM1.90m | 12:02PM1.49m | ||||||||||||||
Low Tide | 3:48PM0.85m | 4:38AM0.67m | 4:16PM1.03m | 5:27AM0.75m | 4:49PM1.21m | |||||||||||||
 |  | |  | |  | | | | | | | | |  | | | | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — |
 | 7:02 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — |
mm | — | — | — | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 2 | 2 | 3 | 2 | — | 1 | 1 | 1 |
Temp °C | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 |
Feels °C | 29 | 30 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 30 | 28 | 29 | 29 | 29 | 29 | 29 | 27 | 29 |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 9 | SW 9 | SSW 8 | SW 8 | SW 9 | SW 8 | SW 8 | SW 9 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 |
| kJ | 35 | 38 | 36 | 27 | 18 | 19 | 18 | 11 | 12 | 14 | 13 | 25 | 29 | 45 | 65 | 85 | 81 | 79 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 10 | E 10 | SE 10 | S 7 | S 8 | S 8 | S 8 | S 8 | SW 8 | SW 8 | SW 8 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 |
| kJ | 4 | 4 | 7 | 4 | 9 | 1 | 6 | 5 | 5 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 12 | 12 |
Swell 3 Height (m) Direction Period (s) | ESE 10 | ESE 10 | SE 10 | ESE 10 | — | SE 10 | S 8 | — | S 8 | — | — | S 10 | — | SE 9 | — | — | — | ESE 10 |
| kJ | 10 | 10 | 4 | 11 | — | 4 | 1 | — | 1 | — | — | 8 | — | 3 | — | — | — | 10 |
Wind waves Height (m) Direction Period (s) | E 5 | E 6 | E 7 | E 7 | E 7 | E 7 | E 5 | E 7 | E 7 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 |
| kJ | 55 | 102 | 123 | 134 | 146 | 177 | 104 | 220 | 181 | 191 | 237 | 215 | 223 | 176 | 146 | 161 | 234 | 183 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 647 | 13 | 12 | 12 | 12 | 631 | 805 | 805 | 647 | 631 | 621 | 13 | 13 | 621 | 621 | 621 | 621 | 13 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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