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Surf Forecasts:
Tengan surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 am Sunday 17 May 2026 JSTForecast update in hr min s Forecast update imminent
Tengan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tengan sea temperature is
24.0° C
(Which is 1.4°C colder than average for this time of year)How big are the waves at Tengan today?
The current surf forecast for Tengan at 4PM is: 1.4m 8s primary swell from a East direction and 0.1m 13s secondary swell from a Southeast direction (forecast issued at 08:00am May 17). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 4.5ft (1.4m) | 8s |
| Afternoon (17 May) | 4.5ft (1.4m) | 8s |
| Evening (17 May) | 4.5ft (1.4m) | 8s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Warm (max 25°C on Tue afternoon, min 21°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | |
283 | 283 | 283 | 277 | 277 | 273 | 273 | 271 | 239 | 284 | 284 | 239 | 241 | 247 | 210 | 151 | 151 | 146 | 146 | 119 | 119 | 101 | 103 | 106 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | glassy | off | |
High Tide | 6:09AM2.08m | 7:37PM2.02m | 6:50AM2.10m | 8:26PM1.99m | 7:34AM2.08m | 9:16PM1.91m | ||||||||||||||||||
Low Tide | 12:58PM-0.14m | 1:09AM0.81m | 1:44PM-0.17m | 1:54AM0.88m | 2:31PM-0.12m | 2:40AM0.95m | ||||||||||||||||||
 | | | | |  | | | | | | |  |  | |  |  | | | | | |  | | |
 | 5:41 | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:08 | — | — | 7:09 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | |
Temp °C | 21 | 22 | 22 | 23 | 22 | 22 | 22 | 21 | 21 | 22 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 25 | 24 | 23 | 23 | 22 |
18 | 19 | 19 | 20 | 20 | 20 | 20 | 19 | 19 | 20 | 21 | 21 | 20 | 21 | 22 | 23 | 23 | 25 | 26 | 27 | 26 | 26 | 26 | 25 | |
Swell 1 Height (m) Direction Period (s) | SE 14 | SE 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | — | — | — | — | — | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 |
 kJ | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | — | — | — | — | — | 210 | 151 | 151 | 146 | 146 | 119 | 119 | 101 | 103 | 106 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 5 | N 5 | NNE 5 | NNE 5 | NNE 5 | NNE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 12 | 13 | 9 | 9 | 5 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 8 | E 8 | E 9 | NNE 5 | NNE 5 | NNE 4 | NNE 5 | NW 3 | W 3 | WNW 3 | W 3 | W 3 | W 4 |
| kJ | 283 | 283 | 283 | 277 | 277 | 273 | 273 | 271 | 239 | 284 | 284 | 239 | 241 | 247 | 9 | 8 | 10 | 17 | 5 | 8 | 3 | 3 | 8 | 10 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 647 | 1041 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 23 | 13 | 12 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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