Surf Forecasts:
How big are the waves at Asu today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 4.5ft (1.3m), 17s period with SSW swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 3.5ft (1.1m), 16s period with SW swell.
- Evening surf: Evening surf (31 Jul, local time) - 4.5ft (1.4m), 16s period with SW swell.
The current surf forecast for Asu at 6PM is: 1.4m 16s primary swell from a Southwest direction and 0.5m 7s secondary swell from a South direction (forecast issued at 12:00pm July 31). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 4.5ft (1.3m) | 17s |
| Afternoon (31 Jul) | 3.5ft (1.1m) | 16s |
| Evening (31 Jul) | 4.5ft (1.4m) | 16s |
Table - waves today at Asu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 31mm), heaviest during Sun night. Warm (max 29°C on Fri afternoon, min 27°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Fri 31 | Saturday 1 | Sunday 2 | |||||||||||||||||||
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 | SW 17 | SW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 17 | SW 17 | SSW 17 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SSW 15 | SSW 17 | SW 15 | SSW 18 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1009 | 719 | 686 | 1199 | 1057 | 929 | 940 | 964 | 1073 | 1467 | 1508 | 1057 | 1044 | 1289 | 1289 | 1273 | 1005 | 791 | 857 | 623 | 540 |
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 | off | off | off | cross-off | cross-off | cross-off | off | glassy | glassy | glassy | glassy | cross-on | on | cross-on | cross-on |
High Tide | 7:28PM0.55m | 7:33AM0.78m | 7:59PM0.59m | 8:01AM0.76m | 8:32PM0.62m | ||||||||||||||||
Low Tide | 1:35PM0.06m | 1:02AM0.09m | 1:59PM0.05m | 1:37AM0.11m | 2:23PM0.05m | ||||||||||||||||
 | |  |  |  | |  |  | | | | | | | | | | |  | | | |
 | 6:31 | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | 6:42 | — | — | — | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:42 | — | — |
mm | — | — | — | — | — | — | 2 | 2 | — | — | — | — | — | 1 | 1 | 1 | 3 | 1 | — | — | 1 |
Temp °C | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 |
Feels °C | 32 | 31 | 32 | 32 | 32 | 31 | 33 | 32 | 32 | 31 | 32 | 32 | 33 | 32 | 33 | 33 | 32 | 32 | 31 | 33 | 33 |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SW 17 | SW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 17 | SW 17 | SSW 17 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SSW 15 | SSW 17 | SW 15 | SW 14 |
| kJ | 1009 | 719 | 686 | 1199 | 1057 | 929 | 940 | 964 | 1073 | 1467 | 1508 | 1057 | 1044 | 1289 | 1289 | 1273 | 1005 | 791 | 857 | 623 | 536 |
Swell 2 Height (m) Direction Period (s) | SSW 12 | SSW 13 | SSW 13 | S 7 | SW 20 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | W 9 | W 9 | S 11 | S 11 | WNW 9 | WNW 9 | SSW 19 | S 7 | SSW 19 | SW 14 | SSW 18 | SSW 18 |
| kJ | 133 | 253 | 249 | 24 | 186 | 113 | 115 | 113 | 113 | 41 | 40 | 114 | 110 | 25 | 29 | 214 | 37 | 383 | 301 | 559 | 540 |
Swell 3 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 9 | WNW 9 | S 7 | SW 20 | S 7 | W 8 | W 9 | S 7 | W 16 | WNW 9 | WNW 9 | WNW 9 | S 18 | WNW 10 | SSW 20 | S 7 | S 7 | S 9 | S 9 |
| kJ | 54 | 52 | 48 | 46 | 24 | 306 | 22 | 36 | 41 | 14 | 5 | 25 | 25 | 42 | 240 | 31 | 298 | 38 | 40 | 57 | 57 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 15 | 64 | 64 |
Best forecast wave conditions in Nias | |||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||
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