Surf Forecasts:
How big are the waves at Tengan today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 5ft (1.6m), 14s period with E swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 5ft (1.6m), 14s period with E swell.
- Evening surf: Evening surf (20 Sep, local time) - 5ft (1.5m), 14s period with E swell.
The current surf forecast for Tengan at 9AM is: 1.6m 14s primary swell from a East direction and 1.1m 7s secondary swell from a North direction (forecast issued at 02:00am September 20). An open ocean swell of 0.2m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 5ft (1.6m) | 14s |
| Afternoon (20 Sep) | 5ft (1.6m) | 14s |
| Evening (20 Sep) | 5ft (1.5m) | 14s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun morning. Warm (max 28°C on Sun morning, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||||||
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) | E 15 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 13 | ENE 13 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 853 | 915 | 877 | 1002 | 1016 | 943 | 985 | 880 | 743 | 608 | 499 | 418 | 343 | 351 | 305 | 305 | 258 | 223 | 195 | 199 | 199 | 195 | 160 | 160 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross |
High Tide | 10:52PM1.61m | 3:53PM1.51m | 1:09AM1.53m | 4:33PM1.64m | 3:08AM1.62m | 4:59PM1.76m | ||||||||||||||||||
Low Tide | 7:30AM0.87m | 8:23PM1.39m | 9:19AM0.80m | 9:52PM1.25m | 10:13AM0.68m | |||||||||||||||||||
 | | |  |  | | | |  | |  | |  | | | | | | | | | | | | |
 | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:25 | — |
mm | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 |
Feels °C | 29 | 30 | 29 | 30 | 30 | 29 | 28 | 28 | 28 | 26 | 25 | 25 | 25 | 26 | 26 | 25 | 26 | 27 | 27 | 26 | 27 | 26 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | E 15 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
| kJ | 853 | 915 | 877 | 1002 | 1016 | 943 | 985 | 880 | 743 | 608 | 499 | 323 | 263 | 213 | 129 | 111 | 81 | 223 | 195 | 199 | 199 | 195 | 160 | 160 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | E 10 | ENE 12 | ENE 11 | ENE 11 | NE 11 | NE 11 | NE 11 | NE 11 |
| kJ | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 54 | 50 | 50 | 33 | 33 | 32 | 19 |
Swell 3 Height (m) Direction Period (s) | N 8 | — | — | — | — | — | — | — | — | — | — | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | S 8 | S 8 | S 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 |
| kJ | 21 | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | 4 | 4 | 1 | 1 | 1 | 3 | 3 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | N 8 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | — | — | — | — | — | — | — |
| kJ | 133 | 94 | 89 | 113 | 117 | 142 | 134 | 134 | 181 | 316 | 365 | 418 | 343 | 351 | 305 | 305 | 258 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 11 | 25 | 621 | 621 | 647 | 647 | 647 | 621 | 621 | 621 | 621 | 621 | 772 | 679 | 647 | 621 | 25 | 12 | 12 | 12 | 11 | 972 | 987 | 12 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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