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Surf Forecasts:
4 Bobs surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 12 am Wednesday 29 Oct 2025 WIBForecast update in hr min s Forecast update imminent
4 Bobs surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 4 Bobs sea temperature is
29.7° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at 4 Bobs today?
The current surf forecast for 4 Bobs at 3AM is: 1.4m 14s primary swell from a Southwest direction and 0.5m 8s secondary swell from a West direction (forecast issued at 12:00am October 29). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Oct) | 4.5ft (1.4m) | 14s |
| Afternoon (29 Oct) | 4.5ft (1.4m) | 13s |
| Evening (29 Oct) | 4.5ft (1.4m) | 13s |
Table - waves today at 4 Bobs. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 29 | Thursday 30 | Friday 31 | ||||||||||||||||||||||
| 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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 846 | 834 | 822 | 799 | 754 | 732 | 820 | 808 | 681 | 845 | 1033 | 1120 | 1199 | 1787 | 1356 | 1322 | 1368 | 1174 | 1057 | 947 | 934 | 862 | 874 | 996 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | glass | glass | glass | on | glass | glass | glass | glass | glass | glass | glass | glass | glass | cross- off | glass | glass | glass | glass | glass | glass | glass |
High Tide / height (m) | 9:49PM 0.94 | 10:09AM 0.56 | 10:48PM 0.89 | 12:58PM 0.57 | 12:30AM 0.86 | 2:30PM 0.67 | ||||||||||||||||||
Low Tide / height (m) | 4:53AM 0.31 | 4:04PM 0.35 | 6:03AM 0.34 | 5:20PM 0.43 | 7:21AM 0.33 | |||||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 31 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:10 | - | - | - | - | - | - | - | 6:10 | - | - | - | - | - | - | - | 6:10 | - |
 |  | |  | | | | | | | | | |  | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 |
| Feels °C (?) | 32 | 31 | 31 | 31 | 33 | 31 | 31 | 32 | 32 | 31 | 31 | 31 | 31 | 32 | 31 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 32 | 32 |
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