
Surf Forecasts:
How big are the waves at Asu today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 4.5ft (1.4m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 4.5ft (1.3m), 15s period with SW swell.
- Evening surf: Evening surf (17 Jul, local time) - 4.5ft (1.3m), 15s period with SW swell.
The current surf forecast for Asu at 7AM is: 1.4m 15s primary swell from a Southwest direction and 0.5m 8s secondary swell from a West-northwest direction (forecast issued at 12:00am July 17). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 4.5ft (1.4m) | 16s |
| Afternoon (17 Jul) | 4.5ft (1.3m) | 15s |
| Evening (17 Jul) | 4.5ft (1.3m) | 15s |
Table - waves today at Asu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 23mm), heaviest during Fri morning. Warm (max 28°C on Thu night, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
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 | 10 PM | |
Swell Height Map | ||||||||||||||||||||||||
Wave Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SW 13 | SSW 18 |
Wave Graph | ||||||||||||||||||||||||
893 | 905 | 860 | 883 | 783 | 724 | 695 | 784 | 784 | 685 | 667 | 667 | 667 | 597 | 514 | 581 | 548 | 532 | 479 | 472 | 465 | 458 | 388 | 388 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross | glassy | glassy | cross | cross | glassy |
High Tide | 7:55AM0.86m | 8:25PM0.58m | 8:35AM0.80m | 9:09PM0.60m | 9:12AM0.72m | 9:54PM0.61m | ||||||||||||||||||
Low Tide | 1:14AM0.04m | 2:31PM0.02m | 2:01AM0.08m | 3:04PM0.05m | 2:48AM0.13m | 3:35PM0.08m | ||||||||||||||||||
— | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | |
— | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:42 | — | — | |
mm | — | — | 1 | 3 | 2 | 3 | 2 | 2 | — | — | 1 | 2 | 1 | 2 | 2 | 1 | — | — | 1 | — | — | — | — | — |
Temp °C | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 27 | 26 | 25 | 26 | 26 | 24 | 26 | 27 | 27 | 28 | 28 |
Feels °C | 32 | 32 | 33 | 31 | 32 | 31 | 31 | 31 | 31 | 32 | 30 | 31 | 30 | 29 | 28 | 26 | 28 | 27 | 25 | 29 | 30 | 30 | 31 | 32 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SW 13 | SW 13 |
893 | 905 | 860 | 883 | 783 | 724 | 695 | 784 | 784 | 685 | 667 | 667 | 667 | 597 | 514 | 581 | 548 | 532 | 479 | 472 | 465 | 458 | 388 | 388 | |
Swell 2 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | WNW 8 | NW 8 | WNW 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSW 18 |
39 | 38 | 37 | 37 | 33 | 48 | 33 | 33 | 33 | 33 | 31 | 30 | 29 | 29 | 39 | 28 | 22 | 20 | 22 | 22 | 22 | 22 | 21 | 368 | |
Swell 3 Height (m) Direction Period (s) | SSE 8 | S 8 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | S 8 | S 8 | S 8 | S 8 | SSE 8 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | SSW 17 | SSE 8 |
11 | 36 | 37 | 38 | 39 | 39 | 34 | 35 | 21 | 21 | 20 | 19 | 29 | 29 | 29 | 29 | 21 | 18 | 18 | 18 | 17 | 17 | 100 | 21 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 64 | 51 | 15 | 15 | 15 | 64 | 64 | 51 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 51 | 51 | 0 | 0 | 64 | 64 | 0 |
Best forecast wave conditions in Nias | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)












