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Surf Forecasts:

Thunders surfForecast / Mentawi Islands / Indonesia

information circle48hr Weather and Surf, issued 6 pm Thursday 20 Nov 2025 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
29.4° C
 (Which is slightly warmer than usual)

How big are the waves at Thunders today?

The current surf forecast for Thunders at 12AM is: 1.0m 15s primary swell from a Southwest direction and 0.9m 8s secondary swell from a South-southeast direction (forecast issued at 06:00pm November 20). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (WIB) & DateWave HeightWave Period
Morning (21 Nov)2.5ft (0.8m)15s
Afternoon (21 Nov)3.5ft (1.0m)14s
Evening (21 Nov)3.5ft (1.1m)14s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Thursday
20
Friday
21
Saturday
22
Sunday
23
4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM
Rating
(10 max)
2
2
3
3
3
3
3
3
3
3
3
3
3
3
2
2
1
2
2
2
2
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.7
SW
0.8
SW
1
SW
1
SW
1.1
SW
0.8
SSW
0.8
SSW
0.9
SSW
1.1
SW
1.1
SW
1
SW
0.9
SSW
1.1
SW
1.1
SW
1.1
SW
1.1
SW
1.1
SW
1
SW
1
SW
1
SW
0.9
SW
0.9
SW
0.9
SW
0.9
SW
Period(s) (?)151515151515151414141313131313131312121212121212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)212305415415472275272367456431352304437431431424405292287278205205205209
Wind
(km/h)
10
WNW
10
WNW
10
WNW
10
NNW
15
NNW
10
NNW
10
NNW
10
NW
10
NNW
5
N
0
NNE
0
S
5
SW
5
WNW
5
W
10
W
10
W
15
WNW
15
WNW
15
NW
15
NW
10
NW
15
NW
15
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		offoffcross-
off		cross-
off		offoffglassglassglassglasscrosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
6:03PM
0.97
6:28AM
0.57
6:34PM
0.97
7:00AM
0.55
7:06PM
0.95
7:32AM
0.53
Low Tide
/ height (m)
12:44AM
0.08
11:47AM
0.12
1:17AM
0.07
12:18PM
0.12
1:50AM
0.08
12:49PM
0.13
Thursday
20
Friday
21
Saturday
22
Sunday
23
Sunrise-----5:56-------5:56-------5:56--
Sunset6:12-------6:12-------6:13-------
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mod rain
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thunderstorm
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thunderstorm
thunderstorm
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thunderstorm
thunderstorm
thunderstorm
rain showers
thunderstorm
thunderstorm
thunderstorm
Rain (mm)
1-22224732421-1111212222
Temp. °C272726262525242425252525252627272727272626262728
Feels °C (?)303029292828272729293030293031302929292828282930
  • 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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