Surf Forecasts:
How big are the waves at Tengan today (12 Aug):
- Morning surf: Morning surf (12 Aug, local time) - 1.5ft (0.4m), 11s period with ENE swell.
- Afternoon surf: Afternoon surf (12 Aug, local time) - 1.5ft (0.4m), 11s period with ENE swell.
- Evening surf: Evening surf (12 Aug, local time) - 1.5ft (0.4m), 8s period with N swell.
The current surf forecast for Tengan at 2AM is: 0.5m 6s primary swell from a East direction (forecast issued at 08:00pm August 11). An open ocean swell of 0.9m 9s is not directed at the surf break, a second open ocean swell of 0.8m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Aug) | 1.5ft (0.4m) | 11s |
| Afternoon (12 Aug) | 1.5ft (0.4m) | 11s |
| Evening (12 Aug) | 1.5ft (0.4m) | 8s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 44mm), heaviest during Wed morning. Warm (max 28°C on Thu afternoon, min 25°C on Wed morning). Wind will be generally light. | ||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | ||||||||||||||||
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 6 | E 6 | ESE 6 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | N 8 | N 9 | N 8 | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 |
Wave Graph  | ||||||||||||||||||
 kJ | 19 | 19 | 19 | 12 | 42 | 40 | 40 | 39 | 22 | 21 | 36 | 35 | 45 | 42 | 28 | 25 | 24 | 15 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross | glassy | on | glassy | cross | cross-on | glassy | off | glassy | glassy | glassy | glassy | glassy |
High Tide | 6:30PM2.05m | 5:43AM2.19m | 7:07PM2.13m | 6:32AM2.26m | 7:41PM2.16m | |||||||||||||
Low Tide | 00:02AM1.03m | 12:32PM0.12m | 00:45AM0.90m | 1:12PM0.12m | ||||||||||||||
 |  |  | | | |  |  |  |  | | | |  |  | | | | |
 | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 7:08 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — |
mm | 2 | 1 | — | 2 | 4 | 4 | 12 | 8 | 2 | — | — | — | 1 | — | — | — | — | — |
Temp °C | 28 | 27 | 27 | 27 | 27 | 27 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 |
Feels °C | 32 | 31 | 32 | 32 | 31 | 32 | 30 | 29 | 30 | 31 | 30 | 31 | 30 | 31 | 32 | 33 | 33 | 31 |
Swell 1 Height (m) Direction Period (s) | SW 10 | S 9 | S 9 | S 9 | S 9 | SW 9 | SW 9 | SW 9 | SW 9 | S 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 |
| kJ | 157 | 137 | 142 | 136 | 106 | 117 | 97 | 73 | 76 | 71 | 57 | 71 | 68 | 84 | 84 | 82 | 69 | 55 |
Swell 2 Height (m) Direction Period (s) | S 10 | SW 10 | SW 9 | SW 9 | SW 9 | S 9 | S 9 | S 9 | S 9 | SW 8 | S 9 | S 9 | S 9 | N 8 | N 8 | N 7 | S 8 | S 9 |
| kJ | 146 | 160 | 101 | 101 | 99 | 78 | 74 | 53 | 55 | 44 | 53 | 52 | 55 | 42 | 28 | 25 | 35 | 39 |
Swell 3 Height (m) Direction Period (s) | E 6 | E 6 | E 6 | ESE 6 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | N 8 | N 9 | N 8 | N 8 | S 9 | S 9 | S 9 | N 7 | N 7 |
| kJ | 19 | 19 | 19 | 12 | 42 | 40 | 40 | 39 | 22 | 21 | 36 | 35 | 45 | 38 | 38 | 36 | 24 | 15 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | ESE 6 | ESE 6 | ESE 6 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 12 | 11 | 7 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 12 | 12 | 12 | 13 | 13 | 12 | 11 | 11 | 12 | 11 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 12 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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