Surf Forecasts:
How big are the waves at Tengan today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 1ft (0.3m), 14s period with E swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 2.5ft (0.8m), 4s period with SSE swell.
- Evening surf: Evening surf (23 Aug, local time) - 1ft (0.3m), 13s period with ESE swell.
The current surf forecast for Tengan at 10AM is: 0.3m 14s primary swell from a East direction (forecast issued at 02:00am August 23). An open ocean swell of 1.5m 10s is not directed at the surf break, a second open ocean swell of 0.9m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 1ft (0.3m) | 14s |
| Afternoon (23 Aug) | 2.5ft (0.8m) | 4s |
| Evening (23 Aug) | 1ft (0.3m) | 13s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Tue night. Warm (max 29°C on Mon afternoon, min 27°C on Sun night). Winds increasing (light winds from the E on Sun night, gales from the WNW by Tue night). | ||||||||||||||||||||||||
Sunday 23 | Monday 24 | Tuesday 25 | ||||||||||||||||||||||
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) | SSE 6 | SSE 6 | SSE 6 | E 14 | E 14 | SSE 4 | ESE 13 | ESE 13 | ESE 12 | ESE 13 | SE 13 | ESE 16 | ESE 15 | ESE 15 | ESE 16 | ESE 17 | ESE 18 | ESE 18 | ESE 18 | E 17 | E 17 | E 16 | E 16 | E 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 77 | 59 | 54 | 37 | 33 | 24 | 35 | 34 | 30 | 67 | 50 | 220 | 263 | 539 | 838 | 1484 | 2552 | 3327 | 3675 | 5088 | 5023 | 4117 | 4213 | 3650 |
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 | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | cross-off |
High Tide | 1:49AM1.61m | 5:20PM1.67m | 3:33AM1.68m | 5:47PM1.78m | 4:32AM1.81m | 6:10PM1.88m | ||||||||||||||||||
Low Tide | 10:03AM0.76m | 10:24PM1.33m | 10:55AM0.64m | 11:07PM1.21m | 11:31AM0.52m | |||||||||||||||||||
 | | |  | | | | | | | | |  | | | | | |  | | |  | |  | |
 | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:55 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 2 |
Temp °C | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 27 | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 28 |
Feels °C | 29 | 29 | 29 | 30 | 29 | 29 | 31 | 29 | 29 | 30 | 29 | 31 | 29 | 31 | 30 | 30 | 30 | 29 | 30 | 30 | 30 | 29 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | SSW 10 | SW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SW 10 | SW 9 | SW 9 | SW 9 | SW 9 | ESE 15 | ESE 15 | ESE 16 | ESE 17 | ESE 18 | ESE 18 | ESE 18 | E 17 | E 17 | E 16 | E 16 | E 15 |
| kJ | 490 | 471 | 599 | 457 | 371 | 363 | 290 | 230 | 188 | 135 | 129 | 93 | 263 | 539 | 838 | 1484 | 2552 | 3327 | 3675 | 5088 | 5023 | 4117 | 4213 | 3650 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | E 13 | E 14 | E 14 | E 14 | ESE 13 | ESE 13 | ESE 13 | ESE 12 | ESE 13 | SE 13 | ESE 16 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 |
| kJ | 18 | 14 | 16 | 37 | 33 | 17 | 35 | 34 | 30 | 67 | 43 | 220 | 97 | 79 | 79 | 64 | 79 | 86 | 81 | 64 | 38 | 37 | 37 | 38 |
Swell 3 Height (m) Direction Period (s) | ENE 9 | SE 10 | ESE 10 | SE 10 | SE 10 | E 9 | E 10 | E 8 | E 8 | E 8 | ESE 16 | SE 9 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | — | — | — | — | — | — |
| kJ | 16 | 4 | 9 | 4 | 4 | 6 | 7 | 5 | 5 | 5 | 50 | 3 | 12 | 11 | 10 | 10 | 19 | 10 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 6 | SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 4 | E 4 | ESE 4 | ESE 4 | E 4 | E 4 | E 4 | E 4 | E 6 | E 6 | E 6 | ENE 7 | E 7 | ENE 8 | — | NNE 5 | NNE 5 | NNE 6 | N 6 |
| kJ | 77 | 59 | 54 | 78 | 70 | 24 | 13 | 10 | 13 | 9 | 9 | 12 | 15 | 38 | 44 | 38 | 57 | 103 | 84 | — | 44 | 93 | 131 | 279 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 621 | 621 | 621 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 23 | 23 | 37 | 37 | 621 | 621 | 621 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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