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Surf Forecasts:
Bankvaults surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 6 am Monday 27 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
30.2° C
(Which is slightly warmer than usual)How big are the waves at Bankvaults today?
The current surf forecast for Bankvaults at 11AM is: 1.4m 13s primary swell from a South-southwest direction and 0.3m 18s secondary swell from a South direction, 0.6m 4s secondary swell from a South-southeast direction (forecast issued at 06:00am April 27). The wind direction is predicted to be onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | 4.5ft (1.4m) | 13s |
| Afternoon (27 Apr) | 4.5ft (1.3m) | 13s |
| Evening (27 Apr) | 4ft (1.2m) | 13s |
Table - waves today at Bankvaults. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 25mm), heaviest during Mon night. Warm (max 29°C on Mon morning, min 27°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | Thu 30 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
S 14 | S 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 13 | S 12 | S 12 | SSW 12 | S 12 | S 12 | S 14 | S 20 | SSW 19 | SSW 18 | S 18 | S 18 | SSW 17 | SSW 16 | SSW 16 | S 16 | SSW 15 | SSW 15 | |
990 | 799 | 690 | 590 | 590 | 499 | 547 | 439 | 359 | 361 | 347 | 268 | 329 | 377 | 492 | 737 | 661 | 639 | 745 | 807 | 834 | 1175 | 711 | 1092 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | glassy | cross-on | glassy | cross | glassy | glassy | cross-off | cross-off | glassy | glassy | glassy | glassy | |
High Tide | 3:32AM0.82m | 3:34PM0.90m | 4:19AM0.94m | 4:25PM0.90m | 4:58AM1.04m | 5:09PM0.90m | ||||||||||||||||||
Low Tide | 9:24AM0.38m | 9:57PM0.23m | 10:29AM0.31m | 10:30PM0.20m | 11:15AM0.23m | 10:58PM0.17m | ||||||||||||||||||
 |  | |  | |  |  | | | | | |  | | | | | | | | | | | | |
 | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | 6:18 |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:21 | — | — | 6:21 |
— | — | — | 1 | 1 | — | 2 | 4 | 3 | 1 | 1 | — | — | — | 2 | — | 1 | — | 1 | — | 1 | 1 | 1 | 1 | |
Temp °C | 28 | 28 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 28 | 28 | 27 | 27 | 29 | 29 | 29 | 28 | 28 | 27 |
30 | 29 | 31 | 32 | 32 | 33 | 32 | 32 | 32 | 31 | 33 | 33 | 33 | 33 | 33 | 33 | 31 | 31 | 33 | 32 | 34 | 33 | 33 | 32 | |
Swell 1 Height (m) Direction Period (s) | S 14 | S 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 13 | S 12 | S 12 | SSW 12 | S 12 | S 12 | SSW 11 | S 10 | SSW 13 | S 13 | S 13 | S 13 | SSW 17 | SSW 16 | SSW 16 | S 16 | SSW 15 | SSW 15 |
 kJ | 990 | 799 | 690 | 590 | 590 | 499 | 547 | 439 | 359 | 361 | 347 | 266 | 205 | 159 | 437 | 490 | 414 | 314 | 745 | 807 | 834 | 1175 | 711 | 1092 |
Swell 2 Height (m) Direction Period (s) | S 19 | S 19 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | SSW 19 | SSW 18 | S 18 | S 18 | S 12 | S 12 | S 12 | SW 16 | SW 16 | SW 16 |
| kJ | 29 | 29 | 58 | 97 | 150 | 212 | 190 | 251 | 245 | 302 | 215 | 268 | 329 | 192 | 492 | 737 | 661 | 639 | 285 | 224 | 220 | 306 | 361 | 251 |
Swell 3 Height (m) Direction Period (s) | SW 15 | S 24 | SW 24 | SW 23 | SW 17 | SE 4 | SW 16 | SW 16 | SW 16 | SSW 22 | SSW 22 | S 21 | S 20 | S 20 | S 10 | SW 15 | SW 18 | SW 18 | SW 18 | SW 13 | SW 14 | W 14 | S 11 | W 18 |
| kJ | 8 | 11 | 22 | 21 | 46 | 5 | 42 | 41 | 41 | 93 | 154 | 223 | 282 | 377 | 49 | 56 | 197 | 197 | 109 | 88 | 65 | 4 | 163 | 6 |
Wind waves Height (m) Direction Period (s) | — | SSE 3 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 6 | 10 | 10 | 10 | 5 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 141 | 141 | 157 | 2 | 379 | 112 | 112 | 5 | 38 | 2 | 2 | 2 | 0 | 112 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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