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Surf Forecasts:
Bankvaults surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 6 am Sunday 31 May 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
30.3° C
(Which is slightly warmer than usual)How big are the waves at Bankvaults today (31 May):
- Morning surf: Morning surf (31 May, local time) - 4.5ft (1.4m), 12s period with SSW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 4.5ft (1.4m), 12s period with SSW swell.
- Evening surf: Evening surf (31 May, local time) - 4.5ft (1.3m), 12s period with SSW swell.
The current surf forecast for Bankvaults at 1PM is: 1.4m 12s primary swell from a South-southwest direction and 0.4m 8s secondary swell from a West-northwest direction (forecast issued at 06:00am May 31). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 4.5ft (1.4m) | 12s |
| Afternoon (31 May) | 4.5ft (1.4m) | 12s |
| Evening (31 May) | 4.5ft (1.3m) | 12s |
Table - waves today at Bankvaults. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Tue night. Warm (max 28°C on Sun morning, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | |
598 | 598 | 598 | 589 | 589 | 469 | 461 | 454 | 402 | 436 | 455 | 576 | 568 | 612 | 617 | 929 | 957 | 774 | 763 | 692 | 745 | 606 | 781 | 793 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | glassy | glassy | glassy | glassy | |
High Tide | 6:11AM1.14m | 6:37PM0.71m | 6:46AM1.14m | 7:13PM0.70m | 7:21AM1.13m | 7:48PM0.69m | ||||||||||||||||||
Low Tide | 12:39PM0.13m | 11:50PM0.14m | 1:12PM0.11m | 00:26AM0.13m | 1:46PM0.11m | |||||||||||||||||||
 |  | |  | | |  | | | |  | | | | | |  | | | | | | | | |
 | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | 6:20 |
 | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:21 | — | — | 6:21 |
1 | 1 | 1 | — | 1 | 1 | — | 1 | 1 | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 |
32 | 31 | 32 | 32 | 33 | 33 | 33 | 31 | 32 | 32 | 33 | 32 | 32 | 32 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 31 | |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
 kJ | 598 | 598 | 598 | 589 | 589 | 469 | 461 | 454 | 372 | 337 | 280 | 576 | 568 | 612 | 617 | 929 | 957 | 774 | 763 | 692 | 745 | 606 | 781 | 793 |
Swell 2 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | WNW 7 | SSW 20 | SSW 8 | SSW 8 | SSW 8 | SSW 18 | SSW 18 | SSW 17 | SSW 16 |
| kJ | 21 | 21 | 21 | 21 | 119 | 193 | 234 | 330 | 402 | 436 | 455 | 275 | 226 | 226 | 161 | 11 | 76 | 70 | 68 | 68 | 246 | 348 | 336 | 276 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 18 | SW 18 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | SSW 20 | WNW 7 | SSW 20 | SSW 19 | SSW 18 | WNW 7 | S 7 | WNW 7 | SW 20 |
| kJ | 31 | 31 | 62 | 80 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 39 | 11 | 75 | 143 | 182 | 5 | 27 | 5 | 134 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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