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Surf Forecasts:
Bankvaults surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 6 am Monday 25 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?
The current surf forecast for Bankvaults at 2PM is: 0.6m 16s primary swell from a Southwest direction and 0.8m 12s secondary swell from a South-southwest direction (forecast issued at 06:00am May 25). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 2ft (0.6m) | 15s |
| Afternoon (25 May) | 2.5ft (0.8m) | 12s |
| Evening (25 May) | 4ft (1.2m) | 16s |
Table - waves today at Bankvaults. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 16mm), heaviest on Tue night. Warm (max 29°C on Tue morning, min 26°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | Thu 28 | |||||||||||||||||||||
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 | SW 15 | SSW 15 | SSW 12 | SW 12 | SSW 16 | SSW 16 | SSW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 17 | SW 17 | SW 17 | |
184 | 176 | 150 | 206 | 227 | 441 | 875 | 952 | 1193 | 1124 | 1044 | 1239 | 1224 | 1339 | 1288 | 1074 | 1045 | 1031 | 915 | 902 | 890 | 2238 | 2483 | 2396 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-on | cross | cross-off | cross-off | cross-off | off | cross-off | off | off | off | cross-off | glassy | glassy | glassy | cross-off | off | glassy | cross-off | cross-off | glassy | glassy | cross | cross | |
High Tide | 1:49AM0.82m | 1:45PM0.83m | 2:50AM0.91m | 2:51PM0.79m | 3:39AM0.98m | 3:48PM0.76m | ||||||||||||||||||
Low Tide | 7:21AM0.43m | 7:55PM0.26m | 9:00AM0.40m | 8:44PM0.26m | 10:10AM0.34m | 9:26PM0.24m | ||||||||||||||||||
 |  |  | | |  | | | | |  | | | | | | | | | | | |  | | |
 | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | 6:18 |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | 6:20 |
3 | 1 | — | — | 1 | — | — | — | — | 2 | — | — | 1 | — | 1 | 7 | 2 | — | — | — | — | — | — | 1 | |
Temp °C | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 29 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 |
32 | 30 | 29 | 30 | 28 | 29 | 29 | 29 | 29 | 30 | 30 | 32 | 32 | 33 | 33 | 31 | 31 | 32 | 32 | 31 | 32 | 32 | 32 | 31 | |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SW 12 | SW 12 | SSW 12 | SW 12 | SSW 16 | SSW 16 | SSW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 17 | SW 17 | SW 17 |
 kJ | 184 | 144 | 144 | 184 | 227 | 441 | 875 | 952 | 1193 | 1124 | 1044 | 1239 | 1224 | 1339 | 1288 | 1074 | 1045 | 1031 | 915 | 902 | 890 | 2238 | 2483 | 2396 |
Swell 2 Height (m) Direction Period (s) | WNW 9 | SW 15 | SSW 15 | SW 16 | WNW 9 | SW 13 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SW 20 | SW 19 | SW 19 | SW 18 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 59 | 176 | 150 | 206 | 77 | 164 | 59 | 59 | 57 | 40 | 40 | 40 | 39 | 38 | 38 | 38 | 38 | 194 | 384 | 513 | 752 | 26 | 26 | 26 |
Swell 3 Height (m) Direction Period (s) | S 8 | WNW 9 | WNW 9 | WNW 8 | SSW 16 | WNW 9 | S 9 | S 9 | SSE 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSE 8 | SSE 8 | SSE 8 |
| kJ | 21 | 59 | 42 | 57 | 173 | 59 | 39 | 39 | 23 | 36 | 36 | 24 | 24 | 24 | 24 | 28 | 28 | 38 | 38 | 26 | 26 | 26 | 21 | 12 |
Wind waves Height (m) Direction Period (s) | — | — | WSW 3 | W 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 2 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 90 | 90 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 3 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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