Surf Forecasts:
How big are the waves at Asu today (19 Aug):
- Afternoon surf: Afternoon surf (19 Aug, local time) - 5ft (1.5m), 19s period with SW swell.
- Evening surf: Evening surf (19 Aug, local time) - 5ft (1.6m), 20s period with SW swell.
The current surf forecast for Asu at 12AM is: 2.1m 17s primary swell from a South-southwest direction and 1.6m 20s secondary swell from a Southwest direction (forecast issued at 06:00pm August 18). The wind direction is predicted to be cross-offshore and the swell rating is 5.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | - | - |
| Afternoon (19 Aug) | 5ft (1.5m) | 19s |
| Evening (19 Aug) | 5ft (1.6m) | 20s |
Table - waves today at Asu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 32mm), heaviest during Wed night. Warm (max 28°C on Tue afternoon, min 25°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 19 | SSW 16 | SSW 17 | SSW 17 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 1626 | 1839 | 1999 | 2403 | 4813 | 4663 | 4148 | 4504 | 5043 | 4987 | 5177 | 5058 | 4652 | 4436 | 3929 | 3592 | 3421 | 3152 | 2936 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy | cross | cross | cross | cross | cross | cross | cross-on | cross-off | off | glassy | off |
High Tide | 9:49PM0.65m | 9:29AM0.49m | 10:31PM0.60m | 9:51AM0.40m | |||||||||||||||
Low Tide | 3:03PM0.07m | 3:50AM0.21m | 3:28PM0.10m | 4:40AM0.26m | 3:54PM0.14m | ||||||||||||||
 |  |  | | | | |  | |  | | | | | | |  | | | |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — |
 | 6:38 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | 2 | — | 1 | 3 | 3 | 1 | 2 | — | 1 | — | 3 | 4 | 3 | 2 | 4 | 1 | — | — | — |
Temp °C | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 26 | 25 | 25 | 25 | 27 | 27 | 27 |
Feels °C | 32 | 32 | 32 | 32 | 30 | 31 | 32 | 32 | 31 | 30 | 30 | 30 | 29 | 26 | 26 | 27 | 30 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 17 | SSW 17 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 1214 | 1839 | 1999 | 2403 | 4813 | 4663 | 4148 | 4504 | 5043 | 4987 | 5177 | 5058 | 4652 | 4436 | 3929 | 3592 | 3421 | 3152 | 2936 |
Swell 2 Height (m) Direction Period (s) | SW 19 | SW 20 | SW 20 | SW 20 | W 8 | W 8 | W 8 | W 8 | W 8 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 | SW 7 | W 7 |
| kJ | 1626 | 1522 | 1819 | 1976 | 30 | 29 | 29 | 29 | 31 | 38 | 35 | 34 | 33 | 31 | 30 | 38 | 26 | 12 | 33 |
Swell 3 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 8 | W 8 | S 8 | WSW 20 | WSW 20 | WSW 20 | WSW 19 | — | — | — | — | WSW 18 | WNW 10 | WNW 10 | WNW 7 | WSW 17 |
| kJ | 44 | 33 | 33 | 32 | 30 | 34 | 77 | 75 | 75 | 37 | — | — | — | — | 61 | 18 | 18 | 10 | 59 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 8 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 58 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 126 | 126 | 126 | 64 | 15 | 15 | 15 | 15 | 0 | 0 | 0 |
Best forecast wave conditions in Nias | |||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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