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Surf Forecasts:
Asu surfForecast / Nias / Indonesia
48hr Weather and Surf, issued 12 am Monday 20 Apr 2026 WIBForecast update in hr min s Forecast update imminent
Asu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Asu sea temperature is
30.1° C
(Which is slightly warmer than usual)How big are the waves at Asu today?
The current surf forecast for Asu at 4AM is: 0.7m 16s primary swell from a South-southwest direction and 0.8m 13s secondary swell from a Southwest direction (forecast issued at 12:00am April 20). The wind direction is predicted to be cross-shore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 3ft (0.9m) | 13s |
| Afternoon (20 Apr) | 2.5ft (0.7m) | 16s |
| Evening (20 Apr) | 2.5ft (0.7m) | 15s |
Table - waves today at Asu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
| 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 | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 16 | 13 | 13 | 13 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 13 | 20 | 19 | 18 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 286 | 238 | 232 | 264 | 264 | 257 | 204 | 220 | 220 | 272 | 372 | 362 | 307 | 286 | 282 | 277 | 336 | 307 | 171 | 271 | 206 | 395 | 295 | 333 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | glass | cross | cross- on | cross- on | on | on | on | cross- on | on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross | glass | cross- on | glass | on | on | on | on |
High Tide / height (m) | 7:14PM 0.57 | 7:40AM 0.87 | 7:54PM 0.51 | 8:23AM 0.83 | 8:37PM 0.44 | 9:11AM 0.77 | ||||||||||||||||||
Low Tide / height (m) | 12:56AM -0.03 | 2:12PM 0.02 | 1:30AM -0.00 | 3:02PM 0.07 | 2:06AM 0.04 | 4:01PM 0.13 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:34 | - | - | - | - | - | - | - | 6:32 | - | - | - | - | - | - | - | 6:32 | - |
 |  |  |  |  |  | | | | | | | | | | | | | | | | | |  | |
Rain (mm) | - | - | 1 | 3 | - | - | 1 | 3 | 2 | 1 | 4 | 2 | 1 | 1 | 1 | - | - | - | - | 2 | 2 | 2 | - | - |
| Temp. °C | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 29 | 29 |
| Feels °C (?) | 33 | 32 | 32 | 31 | 32 | 31 | 31 | 30 | 31 | 31 | 30 | 28 | 28 | 27 | 28 | 30 | 31 | 32 | 33 | 33 | 32 | 31 | 31 | 32 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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