Surf Forecasts:
How big are the waves at 4 Bobs today (12 Aug):
- Morning surf: Morning surf (12 Aug, local time) - 7ft (2.1m), 16s period with S swell.
- Afternoon surf: Afternoon surf (12 Aug, local time) - 6.5ft (2.0m), 16s period with S swell.
- Evening surf: Evening surf (12 Aug, local time) - 6.5ft (2.0m), 16s period with S swell.
The current surf forecast for 4 Bobs at 5PM is: 2.0m 16s primary swell from a South direction and 0.3m 21s secondary swell from a South direction (forecast issued at 12:00pm August 12). The wind direction is predicted to be onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Aug) | 7ft (2.1m) | 16s |
| Afternoon (12 Aug) | 6.5ft (2.0m) | 16s |
| Evening (12 Aug) | 6.5ft (2.0m) | 16s |
Table - waves today at 4 Bobs. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 33mm), heaviest during Thu night. Warm (max 28°C on Wed morning, min 26°C on Fri night). Wind will be generally light. | |||||||||||||||||||||
Wed 12 | Thursday 13 | Friday 14 | |||||||||||||||||||
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) | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 14 | S 18 | S 18 | S 19 | S 17 | S 17 | S 17 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2413 | 2203 | 2002 | 1977 | 1977 | 1764 | 1422 | 1513 | 1447 | 1836 | 1946 | 2205 | 3380 | 2316 | 2209 | 2028 | 1978 | 1742 | 2465 | 2140 | 1843 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | cross-on | cross-on |
High Tide | 6:20PM0.86m | 6:32AM1.31m | 7:03PM0.97m | 7:14AM1.30m | 7:43PM1.05m | ||||||||||||||||
Low Tide | 11:50PM0.09m | 12:58PM0.01m | 00:40AM0.06m | 1:31PM-0.01m | |||||||||||||||||
 |  | |  | | |  | | |  | | | | | | | | | | | | |
 | 6:26 | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | 6:29 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:29 | — | — |
mm | — | — | — | — | — | — | 1 | — | — | 1 | — | 1 | 2 | 3 | 4 | 4 | 4 | 1 | 1 | 3 | 1 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 29 | 30 | 30 | 29 | 30 | 28 | 28 | 28 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 30 | 30 | 30 | 31 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 14 | S 18 | S 18 | S 19 | S 17 | S 17 | S 17 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 |
| kJ | 2413 | 2203 | 2002 | 1977 | 1977 | 1764 | 1422 | 1513 | 1447 | 1836 | 1946 | 2205 | 3380 | 2316 | 2209 | 2028 | 1978 | 1742 | 2465 | 2140 | 1843 |
Swell 2 Height (m) Direction Period (s) | WNW 9 | WNW 9 | S 21 | S 20 | S 20 | S 20 | S 19 | S 18 | S 18 | SSW 14 | S 12 | S 10 | SW 15 | WNW 11 | SSW 22 | SSW 22 | SSW 22 | SSE 10 | SSW 20 | SSW 20 | SSW 20 |
| kJ | 8 | 7 | 79 | 73 | 122 | 276 | 365 | 544 | 784 | 704 | 678 | 489 | 54 | 12 | 47 | 91 | 91 | 276 | 239 | 218 | 298 |
Swell 3 Height (m) Direction Period (s) | W 20 | S 22 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | W 11 | SW 15 | SW 15 | WNW 11 | SSW 23 | WNW 11 | WNW 11 | WNW 11 | SSW 21 | WNW 11 | WNW 11 | SW 16 |
| kJ | 7 | 36 | 7 | 7 | 9 | 9 | 10 | 10 | 11 | 21 | 54 | 77 | 12 | 53 | 12 | 12 | 12 | 151 | 12 | 12 | 153 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SSE 4 | SSE 5 | — | — | — | — | — | S 11 | S 10 | S 10 | SSE 10 | SSE 11 | — | — | — | — |
| kJ | — | — | — | — | — | 19 | 30 | — | — | — | — | — | 475 | 506 | 506 | 458 | 452 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 155 | 29 | 103 | 389 | 389 | 155 | 155 | 155 | 11 | 11 | 328 | 155 | 12 | 12 | 155 | 11 | 11 | 11 | 0 | 7 | 7 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||
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