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Surf Forecasts:
Tengan surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 am Saturday 18 Apr 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
24.5° C
(Which is slightly warmer than usual)How big are the waves at Tengan today?
The current surf forecast for Tengan at 1PM is: 1.4m 15s primary swell from a East-southeast direction (forecast issued at 08:00am April 18). An open ocean swell of 0.4m 15s is not directed at the surf break, a second open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 5ft (1.5m) | 15s |
| Afternoon (18 Apr) | 4ft (1.2m) | 15s |
| Evening (18 Apr) | 4ft (1.2m) | 14s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1184 | 1079 | 949 | 627 | 706 | 557 | 542 | 504 | 497 | 478 | 485 | 458 | 451 | 471 | 521 | 427 | 417 | 345 | 345 | 280 | 276 | 268 | 206 | 199 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | cross- off | cross- off | cross- off | cross- off | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross |
High Tide / height (m) | 6:42AM 2.03 | 7:39PM 2.00 | 7:15AM 2.04 | 8:26PM 1.94 | 7:50AM 2.02 | 9:15PM 1.84 | ||||||||||||||||||
Low Tide / height (m) | 1:13PM -0.11 | 1:24AM 0.53 | 1:55PM -0.17 | 2:03AM 0.65 | 2:38PM -0.14 | 2:44AM 0.78 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| Sunrise | - | 6:03 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:53 | - | - | - |
 |  | |  | |  | | |  | | | |  |  | | | |  | | | | | | | |
Rain (mm) | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 23 | 24 | 23 | 23 | 22 | 22 | 21 | 22 | 22 | 22 | 22 | 22 | 21 | 20 | 20 | 20 | 22 | 22 | 22 | 21 | 21 | 20 | 20 |
| Feels °C (?) | 23 | 25 | 25 | 23 | 24 | 23 | 24 | 22 | 23 | 23 | 21 | 21 | 21 | 20 | 19 | 18 | 19 | 20 | 19 | 20 | 18 | 18 | 18 | 19 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Tengan surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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