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Surf Forecasts:
Secret surfForecast / Nias / Indonesia
48hr Weather and Surf, issued 6 pm Friday 17 Apr 2026 WIBForecast update in hr min s Forecast update imminent
Secret surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Secret sea temperature is
30.0° C
(Which is normal for this time of year)How big are the waves at Secret today?
The current surf forecast for Secret at 12AM is: 0.9m 12s primary swell from a South-southwest direction and 0.4m 9s secondary swell from a South direction (forecast issued at 06:00pm April 17). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | - | - |
| Afternoon (18 Apr) | 3ft (0.9m) | 13s |
| Evening (18 Apr) | 3ft (0.9m) | 12s |
Table - waves today at Secret. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | |||||||||||||||||||||
| 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 12 | 12 | 12 | 16 | 12 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 16 | 13 | 13 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 277 | 268 | 264 | 260 | 220 | 255 | 193 | 191 | 246 | 268 | 264 | 342 | 407 | 373 | 362 | 295 | 317 | 312 | 238 | 209 | 232 | 264 | 286 | 226 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | glass | glass | cross- off | cross- off | cross | cross- on | cross- on | cross- on | glass | glass | glass | glass | glass | on | on | glass | cross- on | cross- off | glass | glass | glass |
High Tide / height (m) | 5:58PM 0.69 | 6:22AM 0.89 | 6:36PM 0.65 | 6:59AM 0.92 | 7:14PM 0.60 | 7:39AM 0.91 | ||||||||||||||||||
Low Tide / height (m) | 11:52PM -0.01 | 12:44PM 0.01 | 12:23AM -0.02 | 1:27PM 0.00 | 12:56AM -0.02 | |||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 | - | - |
| Sunset | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - |
 |  |  | |  | |  | | | | | | | | | | | | | | | | | | |
Rain (mm) | 1 | - | - | - | 2 | 1 | - | 1 | - | - | - | 3 | 2 | 2 | 1 | 1 | 1 | - | - | 3 | 3 | 1 | 1 | 1 |
| Temp. °C | 29 | 28 | 27 | 27 | 27 | 27 | 29 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 27 | 26 | 26 | 26 | 28 | 28 |
| Feels °C (?) | 33 | 32 | 31 | 32 | 32 | 31 | 32 | 32 | 32 | 32 | 31 | 32 | 32 | 32 | 33 | 34 | 33 | 32 | 31 | 30 | 30 | 30 | 32 | 33 |
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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 Secret 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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