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Surf Forecasts:
Asu surfForecast / Nias / Indonesia
48hr Weather and Surf, issued 6 am Thursday 23 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
30.3° C
(Which is slightly warmer than usual)How big are the waves at Asu today?
The current surf forecast for Asu at 9AM is: 1.3m 16s primary swell from a South-southwest direction and 0.4m 18s secondary swell from a Southwest direction (forecast issued at 06:00am April 23). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | 4.5ft (1.3m) | 16s |
| Afternoon (23 Apr) | 4.5ft (1.4m) | 16s |
| Evening (23 Apr) | 4.5ft (1.4m) | 15s |
Table - waves today at Asu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Fri night. Warm (max 29°C on Fri afternoon, min 27°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | Sun 26 | |||||||||||||||||||||
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 | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 17 | S 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | SSW 19 | SSW 18 | SSW 18 | SSW 17 | |
582 | 522 | 1029 | 1016 | 978 | 880 | 892 | 1046 | 1117 | 1087 | 944 | 905 | 843 | 806 | 694 | 683 | 582 | 483 | 468 | 371 | 424 | 459 | 662 | 772 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | cross-on | on | glassy | cross-on | cross | |
High Tide | 10:10AM0.70m | 10:42PM0.34m | 11:25AM0.63m | 00:42AM0.35m | 12:58PM0.60m | |||||||||||||||||||
Low Tide | 2:46AM0.10m | 5:23PM0.18m | 3:39AM0.18m | 7:15PM0.20m | 5:20AM0.26m | 8:37PM0.18m | ||||||||||||||||||
 |  |  | |  |  |  |  | |  | | | | | | | | | | | | | | | |
 | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | 6:24 |
 | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:32 | — | — | 6:32 |
8 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | — | — | — | — | 1 | |
Temp °C | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 29 | 29 | 29 | 28 | 28 | 27 | 28 | 27 | 27 | 28 | 28 | 27 |
32 | 30 | 32 | 32 | 32 | 33 | 32 | 33 | 31 | 31 | 31 | 32 | 32 | 32 | 33 | 32 | 32 | 31 | 32 | 30 | 30 | 32 | 32 | 30 | |
Swell 1 Height (m) Direction Period (s) | S 17 | S 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SSW 17 |
 kJ | 582 | 522 | 1029 | 1016 | 978 | 880 | 892 | 1046 | 1117 | 1087 | 944 | 905 | 843 | 806 | 694 | 683 | 582 | 483 | 468 | 371 | 350 | 344 | 285 | 772 |
Swell 2 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SW 18 | SW 18 | SW 17 | SW 16 | S 9 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SSW 20 | SSW 19 | SSW 18 | SSW 18 | S 12 |
| kJ | 240 | 189 | 79 | 79 | 77 | 93 | 52 | 206 | 161 | 157 | 121 | 116 | 107 | 104 | 104 | 134 | 132 | 103 | 130 | 216 | 424 | 459 | 662 | 280 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 18 | — | W 18 | SW 17 | W 12 | SW 16 | W 12 | W 12 | — | — | — | — | SSW 18 | SW 18 | SW 18 | SSW 21 | SSW 21 | SSW 20 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 |
| kJ | 192 | 150 | — | 6 | 106 | 3 | 163 | 3 | 3 | — | — | — | — | 30 | 12 | 12 | 45 | 89 | 157 | 130 | 91 | 63 | 62 | 61 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 64 | 64 | 0 | 15 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Nias | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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