Bankvaults surfForecast / Mentawi Islands / Indonesia

information circle48hr Weather and Surf, issued 6 am Monday 11 May 2026 WIB
Forecast 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
30.5° C
(Which is slightly warmer than usual)

How big are the waves at Bankvaults today?

The current surf forecast for Bankvaults at 1PM is: 0.9m 13s primary swell from a Southwest direction and 0.6m 16s secondary swell from a Southwest direction (forecast issued at 06:00am May 11). The wind direction is predicted to be glassy and the swell rating is 2.

Time (WIB) & DateWave HeightWave Period
Morning (11 May)3ft (0.9m)13s
Afternoon (11 May)3ft (0.9m)13s
Evening (11 May)3ft (0.9m)12s

Table - waves today at Bankvaults. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 38mm), heaviest during Tue afternoon. Warm (max 29°C on Mon morning, min 26°C on Tue night). Wind will be generally light.

Monday
11
Tuesday
12
Wednesday
13
Thu
14
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
Rating
(10 max)
2
2
2
2
2
2
1
1
2
3
3
4
4
4
4
3
3
3
3
3
3
3
3
3
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.9
SW
13
0.9
SW
13
0.9
SW
13
0.9
SW
13
0.9
SW
13
0.9
SW
13
0.7
SW
15
0.9
SW
12
1.1
SW
14
1.2
SW
14
1.2
SW
14
1.3
SSW
14
1.6
SW
16
1.6
SW
15
1.6
SW
15
1.4
SW
15
1.4
SW
14
1.4
SW
14
1.4
SW
14
1.4
SSW
14
1.3
SSW
14
1.4
SSW
14
1.4
SSW
14
1.5
SSW
14
Wave Graph
Metric surfscale
Energy kJ
249
245
249
245
245
238
226
223
469
581
573
663
1208
1163
1059
869
857
846
834
763
626
690
690
779
Wind (km/h)
5
NE
5
ENE
10
ENE
5
ENE
0
ESE
5
SE
5
SSE
10
SE
5
SE
5
SSE
5
E
0
E
5
WSW
5
W
5
WSW
5
WNW
5
N
10
NNE
10
N
10
NNE
5
N
5
NNW
10
NW
5
NNE
glassy
glassy
cross-off
glassy
glassy
glassy
on
on
on
glassy
glassy
glassy
glassy
cross-off
glassy
glassy
off
cross-off
off
cross-off
cross-off
off
cross-off
glassy
High Tide
1:45AM0.66m
1:10PM0.83m
2:45AM0.77m
2:25PM0.84m
3:30AM0.90m
3:26PM0.85m
Low Tide
6:22AM0.45m
7:40PM0.28m
7:55AM0.43m
8:34PM0.23m
9:14AM0.34m
9:21PM0.18m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
part cloud
cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:20
6:20
6:20
6:20
4
1
1
2
1
1
3
5
4
4
4
3
1
1
1
5
Temp °C
27
28
28
29
29
29
28
28
28
28
29
29
29
28
28
27
27
26
27
28
28
27
27
27
32
33
32
34
34
34
32
32
32
33
34
34
34
33
33
32
31
29
31
32
32
31
31
31
Swell 1
Height (m)
Direction
Period (s)
0.9
SW
13
0.9
SW
13
0.9
SW
13
0.9
SW
13
0.9
SW
13
0.9
SW
13
0.8
SW
12
0.9
SW
12
1.1
SW
14
1.2
SW
14
1.2
SW
14
1.3
SSW
14
1.6
SW
16
1.6
SW
15
1.6
SW
15
1.4
SW
15
1.4
SW
14
1.4
SW
14
1.4
SW
14
1.4
SSW
14
1.3
SSW
14
1.4
SSW
14
1.4
SSW
14
1.5
SSW
14
Energy kJ
249
245
249
245
245
238
175
216
469
581
573
663
1208
1163
1059
869
857
846
834
763
626
690
690
779
Swell 2
Height (m)
Direction
Period (s)
0.5
SSE
8
0.5
SSE
8
0.5
SW
16
0.6
SW
16
0.6
SSW
16
0.6
SSW
16
0.7
SW
15
0.7
SW
15
0.8
SSW
18
0.7
SW
18
0.8
SSW
17
0.9
SW
16
0.5
SSE
8
0.5
SSE
8
0.5
SSE
8
0.4
SSE
8
0.4
SSE
8
0.4
SSE
7
0.4
SSE
7
0.4
SSE
7
0.5
W
9
0.5
W
9
0.5
W
8
0.5
W
8
Energy kJ
36
36
127
208
173
171
226
223
395
316
355
381
35
35
35
24
23
17
21
21
38
37
35
33
Swell 3
Height (m)
Direction
Period (s)
0.3
W
7
0.4
SW
16
0.5
SSE
8
0.5
SSE
8
0.5
SSE
8
0.5
SSE
8
0.5
SSE
8
0.5
SSE
8
0.6
SSE
8
0.6
SSE
8
0.5
SSE
8
0.5
SSE
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
SSE
8
0.4
SSE
8
0.4
SSE
8
0.4
SSE
8
Energy kJ
8
93
35
36
37
36
35
33
45
45
33
33
21
21
20
19
18
18
18
19
22
19
19
19
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
1
1
2
3
3
4
4
4
4
3
3
3
3
3
3
3
3
3
Distance (km)
0
0
0
0
0
0
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Mentawi Islands
Rating
(10 max)
2
2
2
2
2
2
2
3
3
3
3
4
4
4
4
3
3
3
3
3
3
3
3
3
Best forecast wave conditions in Indonesia
Rating
(10 max)
2
3
3
3
3
2
3
3
3
3
4
4
4
4
4
4
4
3
3
3
3
3
3
4
Header Global
Rating
(10 max)
6
5
8
6
5
4
5
5
5
5
5
5
9
9
9
9
9
7
5
7
7
6
6
7
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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