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Surf Forecasts:
Secret surfForecast / Nias / Indonesia
48hr Weather and Surf, issued 12 pm Tuesday 14 Oct 2025 WIB
How big are the waves at Secret today?
The current surf forecast for Secret at 4PM is: 1.7m 19s primary swell from a South-southwest direction and 0.7m 9s secondary swell from a South direction (forecast issued at 12:00pm October 14). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Oct) | 4ft (1.2m) | 21s |
| Afternoon (14 Oct) | 5ft (1.6m) | 20s |
| Evening (14 Oct) | 6ft (1.8m) | 18s |
Table - waves today at Secret. (Swell directed towards the surf break)
Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | |||||||||||||||||||||
| 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 | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 21 | 20 | 19 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1475 | 1999 | 2022 | 1799 | 2010 | 2196 | 1999 | 1928 | 1977 | 1834 | 1650 | 1608 | 1386 | 1314 | 1102 | 1087 | 1087 | 961 | 785 | 763 | 635 | 607 | 553 | 472 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | glass | glass | glass | cross- off | cross- off | cross- on | on | on | on | on | glass | glass | cross |
High Tide / height (m) | 12:18AM 0.61 | 1:57PM 0.36 | 2:00AM 0.61 | 3:21PM 0.45 | 3:11AM 0.63 | |||||||||||||||||||
Low Tide / height (m) | 4:01PM 0.23 | 8:32AM 0.22 | 6:43PM 0.29 | 9:30AM 0.18 | 8:56PM 0.27 | |||||||||||||||||||
Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:11 |
| Sunset | - | - | 6:17 | - | - | - | - | - | - | - | 6:17 | - | - | - | - | - | - | - | 6:17 | - | - | - | - | - |
 |  | |  |  | | | |  | | | | | | | | | | | | |  | | | |
Rain (mm) | - | 1 | 1 | - | 1 | - | 3 | 1 | - | - | 1 | 1 | - | - | 2 | 6 | 3 | 2 | 1 | 1 | 2 | 6 | 4 | 3 |
| Temp. °C | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 27 | 29 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 25 |
| Feels °C (?) | 33 | 32 | 33 | 32 | 31 | 31 | 28 | 30 | 31 | 33 | 32 | 32 | 32 | 30 | 30 | 30 | 30 | 31 | 30 | 29 | 30 | 31 | 30 | 28 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Nias
Continuing clean conditions at Secret (light winds from the SW.(Wind varies from 160 to 280 degs) at Minangkabau Airport 335 km from Secret). 0.8m 12s groundswell from the SSW with a 0.7m 20s long period groundswell, also from the SSW and a 0.5m 10s swell, also from the SW. 3 swells combining to make bigger set waves.
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