Surf Forecasts:
How big are the waves at 4 Bobs today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 5ft (1.5m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 7ft (2.1m), 15s period with S swell.
- Evening surf: Evening surf (09 Sep, local time) - 5ft (1.5m), 14s period with SSW swell.
The current surf forecast for 4 Bobs at 7AM is: 1.6m 15s primary swell from a South-southwest direction and 0.7m 13s secondary swell from a South direction, 1.5m 9s secondary swell from a South-southeast direction (forecast issued at 12:00am September 09). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 5ft (1.5m) | 15s |
| Afternoon (09 Sep) | 7ft (2.1m) | 15s |
| Evening (09 Sep) | 5ft (1.5m) | 14s |
Table - waves today at 4 Bobs. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 42mm), heaviest during Thu morning. Warm (max 28°C on Wed afternoon, min 27°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | ||||||||||||||||||||||
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 | 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 16 | SSW 15 | SSW 15 | S 15 | S 15 | S 14 | SSW 14 | SSW 14 | SSW 15 | SSW 16 | SSW 16 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SW 21 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1466 | 1278 | 1198 | 1010 | 1885 | 1860 | 1505 | 956 | 494 | 962 | 1305 | 1338 | 1473 | 1491 | 1614 | 1373 | 1356 | 1498 | 1339 | 1271 | 1206 | 987 | 974 | 1302 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 4:45AM1.15m | 5:22PM0.87m | 5:32AM1.19m | 6:03PM1.00m | 6:14AM1.21m | 6:40PM1.11m | ||||||||||||||||||
Low Tide | 11:23AM0.13m | 10:59PM0.18m | 11:56AM0.07m | 11:49PM0.11m | 12:25PM0.03m | |||||||||||||||||||
 | |  |  | | |  |  | | | | | | | | | | | | | | | | | |
 | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | 1 | 2 | 1 | — | 1 | — | 1 | 1 | 6 | 4 | 1 | — | 3 | 5 | 6 | 4 | 3 | 1 | 1 | 1 | 3 |
Temp °C | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 28 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 27 | 27 | 27 | 28 | 28 | 29 | 29 | 29 | 29 | 28 | 30 | 29 | 31 | 30 | 30 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 15 | SSW 15 | S 15 | S 15 | S 14 | SSW 14 | SSW 14 | SSW 15 | SSW 16 | SSW 16 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SW 15 |
| kJ | 1466 | 1278 | 1198 | 1010 | 1885 | 1860 | 1505 | 956 | 494 | 962 | 1305 | 1338 | 1473 | 1491 | 1614 | 1373 | 1356 | 1498 | 1339 | 1271 | 1206 | 987 | 974 | 869 |
Swell 2 Height (m) Direction Period (s) | SSE 15 | S 14 | S 13 | W 18 | SSE 13 | SSE 13 | SSW 18 | SSW 18 | SSW 18 | W 10 | W 16 | W 11 | SSE 11 | SSE 11 | SSW 26 | SSW 26 | SSW 26 | SSW 26 | SW 24 | SW 24 | SW 24 | SW 24 | SW 22 | SW 21 |
| kJ | 71 | 148 | 176 | 6 | 101 | 98 | 283 | 360 | 404 | 2 | 5 | 2 | 415 | 337 | 66 | 66 | 66 | 64 | 197 | 347 | 271 | 195 | 372 | 1302 |
Swell 3 Height (m) Direction Period (s) | — | — | W 18 | W 18 | SSW 20 | W 10 | S 13 | W 10 | SW 15 | W 16 | W 16 | — | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 24 | W 24 |
| kJ | — | — | 6 | 6 | 37 | 2 | 84 | 2 | 106 | 5 | 5 | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 11 | 11 |
Wind waves Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 9 | SSE 13 | SSE 13 | — | SSE 12 | SSE 12 | SSE 10 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | — | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 |
| kJ | 328 | 336 | 336 | 854 | 638 | — | 522 | 336 | 407 | 476 | 436 | 431 | 242 | — | 337 | 337 | 339 | 307 | 318 | 258 | 218 | 201 | 197 | 185 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 7 | 7 | 7 | 7 | 389 | 389 | 389 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 389 | 389 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
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