Surf Forecasts:
How big are the waves at Asu today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 5ft (1.5m), 17s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 5.5ft (1.7m), 17s period with SSW swell.
- Evening surf: Evening surf (20 Jul, local time) - 5.5ft (1.7m), 16s period with SSW swell.
The current surf forecast for Asu at 5PM is: 1.7m 16s primary swell from a South-southwest direction and 0.4m 7s secondary swell from a South-southeast direction, 0.6m 7s secondary swell from a West-northwest direction (forecast issued at 12:00pm July 20). The wind direction is predicted to be onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 5ft (1.5m) | 17s |
| Afternoon (20 Jul) | 5.5ft (1.7m) | 17s |
| Evening (20 Jul) | 5.5ft (1.7m) | 16s |
Table - waves today at Asu. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 15mm), heaviest on Mon morning. Warm (max 28°C on Tue afternoon, min 26°C on Mon night). Wind will be generally light. | |||||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1549 | 1769 | 1608 | 1466 | 1447 | 1591 | 1393 | 1472 | 1091 | 1076 | 1061 | 886 | 874 | 756 | 780 | 651 | 642 | 468 | 461 | 507 | 424 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | glassy | glassy | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | off | glassy | glassy | off | cross-off | cross-off | cross-off | off |
High Tide | 10:42PM0.61m | 10:24AM0.53m | 11:36PM0.59m | 11:02AM0.44m | |||||||||||||||||
Low Tide | 4:04PM0.10m | 4:31AM0.25m | 4:35PM0.13m | 5:41AM0.29m | 5:09PM0.16m | ||||||||||||||||
 | | |  |  | | |  |  |  | |  | | | | | | | | | | |
 | 6:31 | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | 6:42 | — | — | — | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:42 | — | — |
mm | 4 | 5 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 |
Feels °C | 29 | 29 | 27 | 29 | 31 | 30 | 30 | 29 | 29 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 1549 | 1769 | 1608 | 1466 | 1447 | 1591 | 1393 | 1472 | 1091 | 1076 | 1061 | 886 | 874 | 756 | 780 | 651 | 642 | 468 | 461 | 507 | 424 |
Swell 2 Height (m) Direction Period (s) | WNW 7 | WNW 7 | SSE 7 | SSE 7 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | S 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | W 8 | W 7 | S 7 | S 7 | WNW 7 | WNW 7 |
| kJ | 18 | 18 | 16 | 9 | 39 | 37 | 35 | 33 | 32 | 29 | 36 | 53 | 51 | 49 | 47 | 41 | 28 | 24 | 38 | 16 | 16 |
Swell 3 Height (m) Direction Period (s) | SSE 7 | SSE 7 | W 13 | W 13 | SSE 6 | W 13 | SSE 8 | S 8 | S 8 | WNW 8 | S 7 | S 7 | S 7 | S 7 | WNW 11 | SSW 18 | SW 18 | W 7 | WNW 7 | WNW 10 | SSW 16 |
| kJ | 17 | 17 | 3 | 3 | 8 | 3 | 11 | 29 | 30 | 19 | 27 | 25 | 24 | 33 | 12 | 31 | 81 | 27 | 17 | 20 | 51 |
Wind waves Height (m) Direction Period (s) | — | — | WNW 7 | WNW 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 34 | 33 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 15 | 15 | 64 | 15 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Nias | |||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||
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