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Surf Forecasts:
Tengan surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 pm Monday 20 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
24.6° C
(Which is slightly warmer than usual)How big are the waves at Tengan today?
The current surf forecast for Tengan at 10PM is: 0.9m 13s primary swell from a East direction and 0.1m 12s secondary swell from a Southeast direction (forecast issued at 02:00pm April 20). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | - | - |
| Afternoon (20 Apr) | 3.5ft (1.0m) | 13s |
| Evening (20 Apr) | 3ft (0.9m) | 13s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 12 | 12 | 12 | 11 | 11 | 11 | 7 | 11 | 10 | 7 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 345 | 340 | 276 | 264 | 199 | 190 | 138 | 136 | 132 | 89 | 93 | 98 | 98 | 93 | 88 | 61 | 73 | 58 | 55 | 35 | 34 | 33 | 33 | 33 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross | cross- on | cross- on | on | cross- on | cross | cross | cross | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 9:15PM 1.84 | 8:28AM 1.95 | 10:08PM 1.71 | 9:11AM 1.84 | 11:10PM 1.58 | |||||||||||||||||||
Low Tide / height (m) | 2:38PM -0.14 | 2:44AM 0.78 | 3:26PM -0.04 | 3:27AM 0.91 | 4:18PM 0.12 | 4:20AM 1.03 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - |
| Sunset | - | - | 6:53 | - | - | - | - | - | - | - | 6:53 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - |
 | | |  | |  | | | | |  |  | | | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 22 | 22 | 21 | 21 | 21 | 22 | 23 | 23 | 23 | 22 | 23 | 23 | 23 | 24 |
| Feels °C (?) | 20 | 20 | 20 | 19 | 21 | 20 | 20 | 21 | 21 | 22 | 21 | 22 | 21 | 21 | 22 | 21 | 22 | 21 | 22 | 21 | 22 | 22 | 21 | 22 |
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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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