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Surf Forecasts:
Bankvaults surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 12 am Thursday 23 Apr 2026 WIBForecast update in hr min s Forecast update imminent
Bankvaults surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bankvaults sea temperature is
29.9° C
(Which is normal for this time of year)How big are the waves at Bankvaults today?
The current surf forecast for Bankvaults at 9AM is: 1.6m 16s primary swell from a South direction and 0.3m 18s secondary swell from a Southwest direction (forecast issued at 12:00am April 23). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | 5ft (1.6m) | 16s |
| Afternoon (23 Apr) | 5ft (1.6m) | 15s |
| Evening (23 Apr) | 5.5ft (1.7m) | 15s |
Table - waves today at Bankvaults. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Wed night. Warm (max 29°C on Thu afternoon, min 27°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
S 16 | SSW 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | SSW 19 | S 18 | S 18 | SSW 17 | SSW 17 | |
1175 | 1029 | 1477 | 1216 | 1019 | 1310 | 1275 | 1123 | 1352 | 1175 | 1094 | 836 | 902 | 782 | 771 | 663 | 556 | 522 | 496 | 497 | 690 | 768 | 908 | 973 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | glassy | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross-off | glassy | cross-off | glassy | glassy | glassy | cross | glassy | glassy | glassy | |
High Tide | 10:27AM1.09m | 11:13PM0.62m | 11:41AM0.99m | 00:55AM0.62m | 1:08PM0.92m | |||||||||||||||||||
Low Tide | 3:24AM0.16m | 5:09PM0.22m | 4:21AM0.27m | 6:29PM0.28m | 5:40AM0.37m | 8:03PM0.29m | ||||||||||||||||||
 |  |  | |  | | | |  | | |  | | | | | | | | | | |  | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
— | 1 | 3 | 2 | — | — | 1 | 1 | — | — | 1 | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 28 | 27 | 27 | 28 | 28 | 29 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 28 | 27 | 27 | 27 | 28 | 29 | 29 | 29 | 28 |
32 | 31 | 32 | 32 | 32 | 33 | 33 | 32 | 32 | 31 | 32 | 33 | 32 | 34 | 32 | 33 | 31 | 32 | 32 | 32 | 33 | 33 | 34 | 33 | |
Swell 1 Height (m) Direction Period (s) | S 16 | SSW 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 17 | SSW 17 |
 kJ | 1175 | 1029 | 1477 | 1216 | 1019 | 1310 | 1275 | 1123 | 1352 | 1175 | 1094 | 836 | 902 | 782 | 771 | 663 | 556 | 522 | 496 | 416 | 403 | 403 | 908 | 973 |
Swell 2 Height (m) Direction Period (s) | SW 17 | S 9 | SW 18 | SW 18 | S 8 | SW 17 | SW 16 | S 9 | SW 16 | SW 16 | SW 16 | S 8 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SSW 19 | S 18 | S 18 | S 12 | S 12 |
| kJ | 147 | 74 | 79 | 49 | 66 | 97 | 127 | 74 | 161 | 124 | 121 | 51 | 80 | 75 | 104 | 134 | 134 | 103 | 130 | 497 | 690 | 768 | 396 | 383 |
Swell 3 Height (m) Direction Period (s) | SW 17 | SW 17 | SW 18 | W 18 | SW 18 | — | — | SW 16 | — | — | — | SW 16 | W 16 | SW 18 | SW 18 | S 22 | SSW 21 | SSW 21 | S 20 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 |
| kJ | 106 | 148 | 78 | 6 | 48 | — | — | 161 | — | — | — | 119 | 5 | 12 | 12 | 36 | 89 | 144 | 196 | 130 | 91 | 46 | 46 | 44 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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