Surf Forecasts:
How big are the waves at Tengan today (18 Aug):
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.1m), 4s period with E swell.
- Evening surf: Evening surf (18 Aug, local time) - 4ft (1.2m), 5s period with E swell.
The current surf forecast for Tengan at 9PM is: 1.2m 5s primary swell from a East direction and 0.1m 10s secondary swell from a Southeast direction (forecast issued at 02:00pm August 18). An open ocean swell of 0.5m 9s 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) | - | - |
| Afternoon (18 Aug) | 3.5ft (1.1m) | 4s |
| Evening (18 Aug) | 4ft (1.2m) | 5s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 75mm), heaviest during Thu night. Warm (max 29°C on Tue afternoon, min 26°C on Thu afternoon). Winds decreasing (fresh winds from the ESE on Thu morning, light winds from the SE by Thu night). | ||||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||
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 4 | E 5 | E 5 | E 7 | E 7 | E 7 | E 5 | E 6 | ESE 7 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SE 9 | SE 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 73 | 48 | 55 | 76 | 123 | 134 | 146 | 104 | 170 | 219 | 215 | 276 | 318 | 336 | 361 | 323 | 412 | 605 | 1099 | 683 |
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 | cross-on | cross-on | on | cross-on | cross-on | cross-on |
High Tide | 10:05AM1.80m | 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 | 1 | — | 1 | 1 | 1 | 1 | 1 | 3 | 6 | 6 |
Temp °C | 28 | 29 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 29 | 30 | 29 | 30 | 28 | 28 | 28 | 29 | 29 | 29 | 27 | 29 | 27 | 27 | 28 | 27 | 26 | 30 | 25 | 28 |
Swell 1 Height (m) Direction Period (s) | SW 9 | SW 9 | SW 8 | SW 9 | SW 9 | SSW 8 | SW 8 | SW 9 | SW 8 | SW 8 | SW 9 | SW 8 | SW 8 | SW 8 | S 10 | S 10 | S 9 | S 10 | SW 9 | SW 9 |
| kJ | 36 | 36 | 35 | 38 | 36 | 27 | 18 | 19 | 11 | 11 | 12 | 11 | 11 | 11 | 31 | 66 | 60 | 65 | 12 | 12 |
Swell 2 Height (m) Direction Period (s) | S 7 | S 7 | SE 10 | SE 10 | E 10 | SE 10 | S 7 | S 8 | S 8 | S 8 | S 8 | S 9 | SSW 8 | SW 8 | SW 9 | SW 9 | SW 9 | SW 9 | — | — |
| kJ | 4 | 4 | 4 | 4 | 7 | 4 | 4 | 1 | 5 | 5 | 5 | 6 | 7 | 3 | 12 | 12 | 13 | 13 | — | — |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 10 | ESE 10 | ESE 10 | SE 11 | ESE 10 | S 8 | — | S 8 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 4 | 10 | 10 | 4 | 10 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 6 | E 4 | E 5 | E 5 | E 7 | E 7 | E 7 | E 5 | E 6 | ESE 7 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SE 9 | SE 9 |
| kJ | 73 | 48 | 55 | 76 | 123 | 134 | 146 | 104 | 170 | 219 | 215 | 276 | 318 | 336 | 361 | 323 | 412 | 605 | 1099 | 683 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 12 | 1009 | 647 | 647 | 12 | 12 | 12 | 621 | 805 | 805 | 805 | 613 | 613 | 613 | 621 | 633 | 858 | 840 | 647 | 621 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Tengan surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest