4 Bobs surfForecast / Mentawi Islands / Indonesia

information circle48hr Weather and Surf, issued 12 am Sunday 08 Mar 2026 WIB
Forecast update in hr  min  s Forecast update imminent
4 Bobs surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 4 Bobs sea temperature is
29.2° C
(Which is normal for this time of year)

How big are the waves at 4 Bobs today?

The current surf forecast for 4 Bobs at 7AM is: 0.6m 16s primary swell from a South-southwest direction and 0.7m 12s secondary swell from a South direction, 0.8m 6s secondary swell from a West direction (forecast issued at 12:00am March 08). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (WIB) & DateWave HeightWave Period
Morning (08 Mar)2.5ft (0.8m)16s
Afternoon (08 Mar)3.5ft (1.0m)17s
Evening (08 Mar)2.5ft (0.8m)17s

Table - waves today at 4 Bobs. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Sunday
08
Monday
09
Tuesday
10
10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM
Rating
(10 max)
1
1
1
2
2
2
3
2
2
2
2
2
2
2
1
1
1
1
1
1
2
2
0
1
Swell
Height Map
Wave Height (m) & direction (?)
0.8
S
0.8
S
0.6
SW
0.6
SSW
0.8
SSW
0.6
SSW
1
S
0.9
S
0.7
S
0.8
S
0.9
SSW
1
S
1
S
0.9
S
1
SSW
1
SSW
1
SSW
0.9
SW
0.9
SW
0.9
SW
1
SSW
1
SSW
0.9
SSW
1.1
SSW
Period(s) (?)111113161616171716161616151415151414141414131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)146155123179306175593476257326421496441338456405431297293293379373309396
Wind
(km/h)
20
WNW
15
WNW
20
WNW
15
WNW
10
NW
10
NW
15
WNW
15
WNW
15
WNW
10
WNW
10
WNW
10
NW
10
NW
5
WNW
15
W
15
W
10
W
10
W
15
W
10
W
0
WSW
10
W
15
W
10
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscrosscrosscrosscrosscrossglasscross-
off
crosscross
High Tide
/ height (m)
8:48PM
0.94
9:12AM
1.11
9:13PM
0.84
9:41AM
1.05
9:33PM
0.73
10:12AM
0.97
Low Tide
/ height (m)
2:34AM
0.06
3:13PM
0.16
3:00AM
0.10
3:49PM
0.23
3:28AM
0.15
4:29PM
0.30
Sunday
08
Monday
09
Tuesday
10
Sunrise---6:28-------6:28-------6:28----
Sunset------6:37-------6:37-------6:37-
part cloud
clear
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
part cloud
Rain (mm)
---11---2122311--238411-
Temp. °C282827272728282827272726272828272727272726262626
Feels °C (?)293028292931303030303029303130293030293030292829
  • 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

Latest Updates

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our 4 Bobs surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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