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Surf Forecasts:
Asu surfForecast / Nias / Indonesia
48hr Weather and Surf, issued 6 pm Monday 11 May 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
30.4° C
(Which is slightly warmer than usual)How big are the waves at Asu today?
The current surf forecast for Asu at 1AM is: 1.1m 13s primary swell from a Southwest direction and 0.4m 20s secondary swell from a Southwest direction (forecast issued at 06:00pm May 11). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 3ft (0.9m) | 18s |
| Afternoon (12 May) | 4.5ft (1.4m) | 15s |
| Evening (12 May) | 5ft (1.6m) | 16s |
Table - waves today at Asu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 34mm), heaviest during Wed night. Warm (max 29°C on Mon afternoon, min 27°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 13 | SSW 13 | SW 13 | SW 13 | SW 12 | SW 14 | SW 18 | SW 14 | SSW 16 | SSW 16 | SW 16 | SSW 15 | SSW 15 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | |
245 | 212 | 245 | 370 | 223 | 476 | 469 | 857 | 1098 | 1126 | 1208 | 1042 | 987 | 857 | 785 | 774 | 774 | 663 | 617 | 607 | 690 | 643 | 743 | 733 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy | cross-on | cross-on | cross-on | on | on | cross-on | on | glassy | glassy | cross-on | cross | cross-on | cross-on | cross-on | glassy | glassy | cross-on | |
High Tide | 2:38AM0.49m | 2:10PM0.56m | 3:22AM0.59m | 3:09PM0.57m | 4:01AM0.68m | |||||||||||||||||||
Low Tide | 8:05PM0.18m | 8:09AM0.30m | 8:48PM0.15m | 9:21AM0.24m | 9:25PM0.10m | 10:16AM0.17m | ||||||||||||||||||
 |  | |  | |  | |  | | | |  | | | | | | | | | | | | | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — |
 | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | 6:31 |
— | — | — | — | — | 3 | — | — | 1 | — | — | 1 | 2 | 3 | — | 4 | 2 | 1 | — | 1 | 6 | 3 | 3 | 4 | |
Temp °C | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 27 | 27 | 27 | 27 |
32 | 32 | 33 | 33 | 34 | 33 | 33 | 34 | 33 | 33 | 33 | 33 | 32 | 31 | 32 | 33 | 32 | 31 | 31 | 32 | 30 | 31 | 31 | 29 | |
Swell 1 Height (m) Direction Period (s) | SW 13 | SSW 13 | SW 13 | SW 13 | SW 12 | SW 14 | SW 14 | SW 14 | SSW 16 | SSW 16 | SW 16 | SSW 15 | SSW 15 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
 kJ | 245 | 212 | 245 | 370 | 220 | 476 | 469 | 857 | 1098 | 1126 | 1208 | 1042 | 987 | 857 | 785 | 774 | 774 | 663 | 617 | 607 | 690 | 643 | 743 | 733 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SSW 16 | SW 16 | SW 20 | SW 15 | SW 18 | SW 18 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | WSW 8 |
| kJ | 127 | 173 | 127 | 134 | 223 | 370 | 444 | 31 | 29 | 29 | 29 | 29 | 18 | 39 | 55 | 52 | 50 | 49 | 48 | 48 | 49 | 51 | 69 | 73 |
Swell 3 Height (m) Direction Period (s) | SSE 9 | SW 20 | SW 20 | SSE 9 | SW 18 | WSW 8 | W 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SSE 7 |
| kJ | 15 | 97 | 186 | 15 | 159 | 22 | 33 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 5 | 5 | 11 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 8 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 19 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 51 | 51 | 15 | 15 | 15 | 15 | 15 | 0 | 0 | 64 | 64 | 64 | 64 | 64 | 0 | 0 | 64 |
Best forecast wave conditions in Nias | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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