Surf Forecasts:
How big are the waves at 4 Bobs today (29 Sep):
- Morning surf: Morning surf (29 Sep, local time) - 4.5ft (1.3m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (29 Sep, local time) - 4ft (1.2m), 14s period with SSW swell.
- Evening surf: Evening surf (29 Sep, local time) - 3.5ft (1.1m), 13s period with SSW swell.
The current surf forecast for 4 Bobs at 11AM is: 1.3m 14s primary swell from a South-southwest direction and 0.4m 19s secondary swell from a South-southwest direction, 1.1m 6s secondary swell from a South-southeast direction (forecast issued at 06:00am September 29). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Sep) | 4.5ft (1.3m) | 14s |
| Afternoon (29 Sep) | 4ft (1.2m) | 14s |
| Evening (29 Sep) | 3.5ft (1.1m) | 13s |
Table - waves today at 4 Bobs. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 74mm), heaviest during Wed morning. Warm (max 28°C on Tue morning, min 24°C on Wed morning). Winds decreasing (fresh winds from the SSE on Tue night, calm by Wed night). | |||||||||||||||||||||||
Tuesday 29 | Wednesday 30 | Thursday 1 | |||||||||||||||||||||
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 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 638 | 638 | 630 | 569 | 522 | 434 | 402 | 381 | 343 | 458 | 691 | 808 | 864 | 853 | 666 | 641 | 666 | 649 | 640 | 730 | 750 | 811 | 945 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | on | cross-on | cross-off | cross | cross | cross | cross-on | glassy | glassy | cross-on | glassy | glassy | cross-on | on | on |
High Tide | 7:32AM1.00m | 7:52PM1.27m | 8:05AM0.92m | 8:29PM1.26m | 8:41AM0.83m | 9:10PM1.20m | |||||||||||||||||
Low Tide | 1:30AM0.01m | 1:24PM-0.02m | 2:11AM0.02m | 1:56PM-0.00m | 2:54AM0.06m | 2:32PM0.04m | |||||||||||||||||
 |  |  |  | |  |  | |  |  | |  | |  | | | | | | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | — | 2 | 3 | 6 | 14 | 20 | 3 | 1 | — | — | 1 | 2 | 4 | — | 1 | 3 | 3 | 3 |
Temp °C | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 24 | 24 | 25 | 25 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 28 | 28 | 30 | 30 | 30 | 29 | 27 | 27 | 29 | 29 | 26 | 26 | 27 | 26 | 30 | 30 | 30 | 29 | 31 | 31 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSE 7 | S 11 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 16 |
| kJ | 638 | 638 | 630 | 569 | 522 | 434 | 402 | 304 | 304 | 118 | 338 | 808 | 864 | 853 | 666 | 641 | 666 | 649 | 640 | 730 | 750 | 811 | 945 |
Swell 2 Height (m) Direction Period (s) | SSW 20 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSE 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | SSE 7 | SSE 7 | S 10 | S 7 | S 9 |
| kJ | 75 | 148 | 145 | 131 | 211 | 276 | 390 | 381 | 343 | 458 | 691 | 105 | 100 | 100 | 97 | 79 | 94 | 117 | 139 | 143 | 68 | 150 | 185 |
Swell 3 Height (m) Direction Period (s) | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | S 13 | S 12 | S 11 | S 11 | SSW 13 | NW 8 | S 11 | S 10 | S 10 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | WNW 7 | SSE 12 | WNW 7 |
| kJ | 3 | 3 | 3 | 2 | 2 | 28 | 26 | 87 | 58 | 212 | 2 | 85 | 56 | 54 | 57 | 76 | 53 | 52 | 52 | 51 | 5 | 15 | 5 |
Wind waves Height (m) Direction Period (s) | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | — | SSE 7 | — | — | — | — | — | — | SE 5 | — | — | S 7 | — | — |
| kJ | 90 | 85 | 82 | 85 | 87 | 88 | 110 | 113 | 108 | — | 99 | — | — | — | — | — | — | 22 | — | — | 138 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 7 | 7 | 7 | 7 | 389 | 389 | 321 | 155 | 155 | 7 | 0 | 10 | 10 | 155 | 19 | 0 | 0 | 7 | 0 | 0 | 103 | 7 | 7 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||||||
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