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 5PM is: 1.4m 14s primary swell from a South-southwest direction and 0.7m 8s secondary swell from a West direction (forecast issued at 12:00pm September 18). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| 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 ForecastHeavy rain (total 20mm), heaviest during Fri night. Warm (max 28°C on Fri afternoon, min 26°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 20 | |||||||||||||||||||
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 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 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1083 | 846 | 857 | 796 | 691 | 774 | 672 | 663 | 1007 | 2138 | 2406 | 2522 | 2433 | 2256 | 2349 | 2320 | 2359 | 2330 | 2228 | 2228 | 1716 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | off | off | off | cross-off | cross-off | cross-off | off |
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 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — |
mm | — | — | — | 1 | 1 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — |
Temp °C | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 |
Feels °C | 31 | 31 | 31 | 29 | 29 | 29 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 31 | 31 | 30 | 30 | 31 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | 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 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 |
| kJ | 1083 | 846 | 857 | 796 | 691 | 774 | 672 | 663 | 1007 | 2138 | 2406 | 2522 | 2433 | 2256 | 2349 | 2320 | 2359 | 2330 | 2228 | 2228 | 1716 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 8 | W 8 | SW 18 | SW 18 | SW 18 | SSW 13 | WSW 8 | W 15 | WSW 8 | W 14 | S 6 | S 6 | S 6 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | SSW 16 |
| kJ | 68 | 66 | 64 | 63 | 45 | 266 | 534 | 540 | 499 | 62 | 4 | 50 | 4 | 32 | 25 | 27 | 9 | 9 | 9 | 4 | 269 |
Swell 3 Height (m) Direction Period (s) | S 5 | S 5 | SW 20 | SW 20 | SW 19 | W 8 | W 8 | W 8 | W 8 | W 15 | W 19 | WNW 8 | W 14 | WNW 7 | WNW 7 | WNW 7 | W 13 | W 13 | W 16 | WSW 17 | WNW 7 |
| kJ | 9 | 9 | 136 | 134 | 231 | 45 | 44 | 60 | 58 | 4 | 7 | 19 | 4 | 18 | 16 | 9 | 3 | 3 | 5 | 28 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | S 7 | S 7 | S 7 | SSE 6 | SSE 7 | S 4 | S 4 | WSW 8 | S 5 | WSW 7 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 23 | 22 | 23 | 14 | 9 | 14 | 20 | 51 | 32 | 37 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 126 | 126 | 126 | 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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