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Surf Forecasts:

Thunders surfForecast / Mentawi Islands / Indonesia

information circle48hr Weather and Surf, issued 6 am Friday 23 Jan 2026 WIB
Forecast update in hr  min  s Forecast update imminent
Thunders surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Thunders sea temperature is
29.2° C
 (Which is normal for this time of year)

How big are the waves at Thunders today?

The current surf forecast for Thunders at 12PM is: 1.4m 13s primary swell from a South-southwest direction and 0.4m 15s secondary swell from a Southwest direction, 1.0m 7s secondary swell from a West direction (forecast issued at 06:00am January 23). The wind direction is predicted to be cross-offshore.

Time (WIB) & DateWave HeightWave Period
Morning (23 Jan)4.5ft (1.4m)13s
Afternoon (23 Jan)4.5ft (1.4m)14s
Evening (23 Jan)4.5ft (1.3m)13s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
23
Saturday
24
Sunday
25
Mon
26
4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM
Rating
(10 max)
1
2
2
2
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
3
3
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.5
SSW
1.4
SSW
1.4
SSW
1.4
SSW
1.4
SSW
1.4
SSW
1.3
SSW
1.3
SSW
1.3
SSW
1.3
SSW
1.2
SSW
1.2
SSW
1.2
SSW
1.1
SSW
1.1
SSW
1.1
SSW
1.1
SSW
0.8
SSW
0.9
SSW
0.8
SSW
0.8
SSW
0.9
SSW
0.9
SSW
0.9
SSW
Period(s) (?)141313131414131313131312121212121218181817161616
Wave
Graph
(?)Metric surfscale
Energy kJ (?)825673663673714693586577560551462413400333328322317360491399336412407402
Wind
(km/h)
15
W
15
WNW
20
WNW
25
WNW
30
WNW
25
NW
20
NW
20
NW
25
NNW
25
NNW
20
NNW
20
NW
25
WNW
20
WNW
20
WNW
15
NW
15
NNW
15
NNW
20
NNW
20
NW
20
WNW
15
W
15
W
10
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
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		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrosscross-
off
High Tide
/ height (m)
8:59AM
0.77
8:51PM
0.91
9:37AM
0.81
9:26PM
0.82
10:21AM
0.83
10:05PM
0.71
Low Tide
/ height (m)
2:49AM
0.04
2:39PM
0.19
3:16AM
0.05
3:26PM
0.22
3:46AM
0.07
4:20PM
0.26
Friday
23
Saturday
24
Sunday
25
Mon
26
Sunrise-6:22-------6:22-------6:22------
Sunset----6:37-------6:38-------6:38---
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
Rain (mm)
-21111121---------------
Temp. °C262627262626262626262729282727272626272928272727
Feels °C (?)282828262425272726262729282728282728283029292931
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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 Thunders 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.

View detailed surf forecast for Thunders at:
surf-forecast.com

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