Surf Forecasts:
How big are the waves at Asu today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 5ft (1.5m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 4.5ft (1.4m), 14s period with SW swell.
- Evening surf: Evening surf (18 Sep, local time) - 4.5ft (1.4m), 14s period with SSW swell.
The current surf forecast for Asu at 3AM is: 1.7m 16s primary swell from a South-southwest direction and 0.6m 8s secondary swell from a West direction (forecast issued at 06:00pm September 17). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 5ft (1.5m) | 16s |
| Afternoon (18 Sep) | 4.5ft (1.4m) | 14s |
| Evening (18 Sep) | 4.5ft (1.4m) | 14s |
Table - waves today at Asu. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Fri night. Warm (max 28°C on Thu afternoon, min 26°C on Thu night). Wind will be generally light. | |||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | |||||||||||||||||
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 16 | SSW 14 | SSW 14 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 |
Wave Graph  | |||||||||||||||||||
 kJ | 1441 | 814 | 700 | 1479 | 1339 | 1112 | 1083 | 846 | 857 | 796 | 691 | 774 | 672 | 663 | 1007 | 2138 | 2406 | 2323 | 2433 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | glassy | glassy | cross-off | cross-off | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:36PM0.61m | 9:03AM0.37m | 10:24PM0.55m | 9:03AM0.32m | |||||||||||||||
Low Tide | 2:35PM0.09m | 3:56AM0.23m | 2:59PM0.13m | 5:04AM0.28m | 3:25PM0.18m | ||||||||||||||
 |  |  | | |  | |  | | | | |  |  | | | | | | |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | 6:29 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 1 | — | — | — | 2 |
Temp °C | 28 | 27 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 |
Feels °C | 29 | 29 | 30 | 31 | 31 | 29 | 30 | 31 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 14 | SSW 14 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 |
| kJ | 1441 | 814 | 700 | 1479 | 1339 | 1112 | 1083 | 846 | 857 | 796 | 691 | 774 | 672 | 663 | 1007 | 2138 | 2406 | 2323 | 2433 |
Swell 2 Height (m) Direction Period (s) | S 5 | SSW 16 | SSW 16 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | SW 18 | SW 18 | SW 18 | SSW 13 | W 8 | W 15 | W 8 | WSW 7 |
| kJ | 34 | 458 | 452 | 50 | 49 | 66 | 68 | 66 | 64 | 63 | 46 | 266 | 465 | 540 | 465 | 43 | 4 | 29 | 37 |
Swell 3 Height (m) Direction Period (s) | W 9 | S 5 | W 8 | S 5 | S 5 | S 5 | S 5 | S 5 | SW 20 | SW 20 | SW 19 | W 8 | W 8 | W 8 | W 8 | W 15 | W 19 | — | W 14 |
| kJ | 78 | 27 | 52 | 21 | 14 | 9 | 9 | 9 | 136 | 134 | 231 | 44 | 44 | 44 | 42 | 4 | 7 | — | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | S 6 | SSE 7 | S 7 | S 7 | SSE 7 | S 7 | SSE 7 | S 6 | WSW 8 | WSW 8 | SSE 5 |
| kJ | — | — | — | — | — | — | — | — | 11 | 15 | 23 | 24 | 9 | 24 | 9 | 21 | 51 | 50 | 28 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 126 | 126 | 126 | 126 | 126 | 126 |
Best forecast wave conditions in Nias | |||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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