Surf Forecasts:
How big are the waves at Tengan today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 1ft (0.3m), 10s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 1ft (0.3m), 10s period with ENE swell.
- Evening surf: Evening surf (17 Aug, local time) - 1ft (0.3m), 10s period with ENE swell.
The current surf forecast for Tengan at 9AM is: 0.3m 10s primary swell from a East-northeast direction and 0.4m 5s secondary swell from a East-southeast direction (forecast issued at 02:00am August 17). An open ocean swell of 0.6m 9s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 1ft (0.3m) | 10s |
| Afternoon (17 Aug) | 1ft (0.3m) | 10s |
| Evening (17 Aug) | 1ft (0.3m) | 10s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 23mm), heaviest during Wed afternoon. Warm (max 29°C on Mon morning, min 27°C on Mon night). Winds increasing (light winds from the ESE on Mon morning, fresh winds from the E by Wed afternoon). | ||||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||||||||
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) | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | E 6 | E 6 | E 6 | E 6 | E 4 | E 4 | E 5 | E 5 | E 7 | E 8 | E 8 | E 8 | E 8 | E 7 | ESE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 19 | 20 | 20 | 20 | 20 | 19 | 19 | 20 | 19 | 24 | 41 | 54 | 54 | 36 | 38 | 54 | 90 | 217 | 371 | 334 | 257 | 314 | 387 | 484 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on |
High Tide | 9:05PM2.12m | 9:22AM1.96m | 9:29PM2.06m | 10:05AM1.80m | 9:55PM1.99m | 10:54AM1.63m | ||||||||||||||||||
Low Tide | 3:19AM0.60m | 3:21PM0.66m | 3:57AM0.62m | 3:48PM0.85m | 4:38AM0.67m | 4:16PM1.03m | ||||||||||||||||||
 |  | |  |  | | | | | | | | | | | | | |  |  | | | | | |
 | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — |
 | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:01 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 3 | 5 | 5 |
Temp °C | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 28 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 |
Feels °C | 29 | 29 | 30 | 31 | 32 | 32 | 31 | 30 | 29 | 29 | 29 | 29 | 28 | 30 | 29 | 29 | 28 | 29 | 29 | 28 | 27 | 27 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | SW 9 | SW 9 | SW 8 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 |
| kJ | 62 | 61 | 58 | 61 | 61 | 59 | 59 | 81 | 79 | 59 | 35 | 35 | 37 | 37 | 37 | 37 | 36 | 18 | 18 | 12 | 12 | 12 | 12 | 12 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | S 7 | S 7 | S 7 | SE 10 | S 7 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 |
| kJ | 19 | 20 | 20 | 20 | 20 | 19 | 19 | 20 | 19 | 19 | 19 | 18 | 17 | 4 | 4 | 4 | 4 | 1 | 6 | 5 | 5 | 5 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | W 7 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | ESE 11 | SE 10 | S 8 | S 7 | S 7 | S 7 | SE 10 | SE 10 | SE 10 | S 7 | — | — | — | — | SW 8 | SW 8 | — |
| kJ | 8 | 7 | 3 | 3 | 3 | 3 | 3 | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | — | — | — | — | 3 | 3 | — |
Wind waves Height (m) Direction Period (s) | ESE 5 | ESE 5 | SE 5 | ESE 5 | SE 5 | SE 5 | ESE 5 | E 4 | E 5 | E 6 | E 6 | E 6 | E 6 | E 4 | E 4 | E 5 | E 5 | E 7 | E 8 | E 8 | E 8 | E 8 | E 7 | ESE 8 |
| kJ | 8 | 13 | 12 | 9 | 6 | 6 | 14 | 9 | 19 | 24 | 41 | 54 | 54 | 36 | 38 | 54 | 90 | 217 | 371 | 334 | 257 | 314 | 387 | 484 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 12 | 13 | 13 | 13 | 647 | 647 | 12 | 647 | 647 | 631 | 631 | 631 | 972 | 1346 | 805 | 805 | 621 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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