Surf Forecasts:
How big are the waves at Asu today (18 Sep):
- 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 9PM is: 1.4m 14s primary swell from a South-southwest direction and 0.7m 8s secondary swell from a West direction, 0.4m 6s secondary swell from a South-southeast direction (forecast issued at 06:00pm September 18). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | - | - |
| 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 ForecastHeavy rain (total 29mm), heaviest during Fri night. Warm (max 28°C on Fri afternoon, min 26°C on Sat morning). Wind will be generally light. | |||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 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 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 18 | SW 18 | SSW 17 | SSW 17 | SSW 17 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 857 | 796 | 691 | 774 | 672 | 752 | 1007 | 2264 | 2406 | 2522 | 2433 | 2256 | 2349 | 2320 | 2178 | 2330 | 2228 | 1880 | 1592 |
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 | cross-off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | off | glassy |
High Tide | 10:24PM0.55m | 9:03AM0.32m | 11:49PM0.50m | ||||||||||||||||
Low Tide | 2:59PM0.13m | 5:04AM0.28m | 3:25PM0.18m | 4:12PM0.24m | |||||||||||||||
 |  | | | |  | | | |  | | | | | | | | | | |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — |
mm | — | 2 | 4 | 5 | 3 | 3 | 3 | 2 | 2 | — | — | 1 | 3 | 1 | — | — | — | — | — |
Temp °C | 28 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 |
Feels °C | 30 | 29 | 29 | 30 | 29 | 29 | 28 | 29 | 29 | 29 | 30 | 30 | 31 | 31 | 31 | 30 | 31 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 18 | SW 18 | SSW 17 | SSW 17 | SSW 17 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 |
| kJ | 857 | 796 | 691 | 774 | 672 | 752 | 1007 | 2264 | 2406 | 2522 | 2433 | 2256 | 2349 | 2320 | 2178 | 2330 | 2228 | 1880 | 1592 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 8 | SW 18 | SW 18 | SSW 13 | W 8 | W 15 | W 8 | W 14 | WNW 7 | S 6 | S 6 | S 6 | WNW 7 | WNW 7 | S 6 | SSW 16 |
| kJ | 64 | 63 | 61 | 61 | 534 | 540 | 499 | 43 | 4 | 29 | 4 | 18 | 21 | 23 | 25 | 9 | 9 | 29 | 269 |
Swell 3 Height (m) Direction Period (s) | SW 20 | SW 20 | SW 19 | SW 18 | W 8 | W 8 | W 8 | W 15 | W 19 | — | W 14 | W 18 | WNW 7 | WNW 7 | WNW 7 | W 13 | W 16 | WNW 7 | S 6 |
| kJ | 136 | 134 | 231 | 266 | 45 | 43 | 58 | 4 | 7 | — | 4 | 6 | 16 | 9 | 9 | 3 | 5 | 4 | 29 |
Wind waves Height (m) Direction Period (s) | SSE 6 | S 7 | SSE 6 | SSW 4 | S 4 | SSE 7 | S 4 | S 4 | WSW 8 | WSW 8 | SW 7 | S 5 | — | — | — | SSE 6 | SSE 6 | — | — |
| kJ | 7 | 22 | 14 | 7 | 7 | 9 | 13 | 14 | 51 | 50 | 44 | 25 | — | — | — | 41 | 41 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 126 | 0 | 126 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Nias | |||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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