Surf Forecasts:
How big are the waves at Tengan today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 1.5ft (0.5m), 9s period with E swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 1.5ft (0.5m), 9s period with E swell.
- Evening surf: Evening surf (17 Sep, local time) - 2.5ft (0.7m), 8s period with N swell.
The current surf forecast for Tengan at 9AM is: 0.5m 9s primary swell from a East direction and 0.5m 6s secondary swell from a North-northwest direction, 0.4m 6s secondary swell from a North-northeast direction (forecast issued at 02:00am September 17). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 1.5ft (0.5m) | 9s |
| Afternoon (17 Sep) | 1.5ft (0.5m) | 9s |
| Evening (17 Sep) | 2.5ft (0.7m) | 8s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Thu afternoon. Warm (max 28°C on Thu afternoon, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 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) | NNW 7 | ENE 14 | ENE 14 | E 9 | E 9 | E 9 | E 9 | N 8 | N 7 | N 7 | N 7 | N 7 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | ESE 10 | N 8 | N 9 | ESE 10 | E 15 | E 14 | E 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 61 | 68 | 68 | 41 | 42 | 41 | 41 | 54 | 40 | 51 | 36 | 34 | 29 | 24 | 28 | 27 | 29 | 31 | 35 | 37 | 31 | 43 | 99 | 206 |
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-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross | cross | cross | cross | cross | cross | cross |
High Tide | 10:17AM1.66m | 9:27PM1.88m | 11:15AM1.51m | 10:00PM1.75m | 1:24PM1.42m | |||||||||||||||||||
Low Tide | 3:48AM0.53m | 3:34PM1.07m | 4:30AM0.66m | 4:06PM1.22m | 5:32AM0.80m | 5:04PM1.35m | ||||||||||||||||||
 | | |  | |  | |  | | | | | | | | | | | | | | | | | |
 | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — |
mm | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 27 | 27 | 28 | 27 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 27 | 27 |
Feels °C | 29 | 29 | 29 | 30 | 29 | 31 | 30 | 30 | 31 | 29 | 30 | 31 | 31 | 30 | 31 | 30 | 30 | 29 | 29 | 29 | 30 | 29 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | NNW 7 | NNW 7 | E 9 | NNW 6 | E 9 | E 9 | E 9 | N 8 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 6 | ESE 9 | ESE 9 | ESE 10 | N 8 | ESE 10 | ESE 10 | ESE 10 | E 14 | E 13 |
| kJ | 60 | 47 | 41 | 23 | 42 | 41 | 41 | 54 | 40 | 51 | 36 | 34 | 23 | 22 | 20 | 27 | 29 | 31 | 35 | 31 | 31 | 31 | 99 | 206 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | ENE 14 | E 9 | NNW 6 | ENE 13 | NNW 6 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | N 6 | N 6 | N 9 | ESE 9 | ENE 11 | ENE 11 | ENE 11 | ESE 9 | E 16 |
| kJ | 61 | 43 | 68 | 41 | 15 | 34 | 15 | 40 | 24 | 24 | 24 | 25 | 24 | 24 | 25 | 12 | 7 | 24 | 28 | 13 | 24 | 24 | 28 | 127 |
Swell 3 Height (m) Direction Period (s) | ENE 14 | ENE 14 | SE 9 | ENE 14 | ENE 13 | N 6 | N 8 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | S 9 | ENE 12 | S 8 | S 8 | E 15 | N 9 | N 9 |
| kJ | 40 | 68 | 3 | 38 | 34 | 6 | 18 | 34 | 34 | 33 | 32 | 30 | 29 | 14 | 28 | 14 | 14 | 6 | 14 | 5 | 5 | 38 | 27 | 37 |
Wind waves Height (m) Direction Period (s) | — | — | N 6 | NNE 6 | NNE 3 | N 6 | NE 3 | NNE 3 | NNE 3 | — | — | — | — | — | — | NNE 2 | NE 3 | NNE 3 | N 3 | N 9 | N 7 | N 9 | N 3 | N 4 |
| kJ | — | — | 41 | 15 | 6 | 26 | 2 | 1 | 2 | — | — | — | — | — | — | 1 | 2 | 2 | 2 | 37 | 23 | 43 | 6 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 12 | 10 | 10 | 12 | 12 | 12 | 13 | 12 | 13 | 621 | 13 | 13 | 621 | 621 | 647 | 647 | 25 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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