Thunders surfForecast / Mentawi Islands / Indonesia

information circle48hr Weather and Surf, issued 12 am Friday 11 Jul 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
29.9° C
(Which is slightly warmer than usual)


How big are the waves at Thunders today?

The current surf forecast for Thunders at 7AM is: 1.9m 13s primary swell from a South direction and 0.5m 10s secondary swell from a West-northwest direction (forecast issued at 12:00am July 11). The wind direction is predicted to be cross-shore and the swell rating is 3.

Time (WIB) & DateWave HeightWave Period
Morning (11 Jul)6ft (1.9m)13s
Afternoon (11 Jul)6ft (1.8m)13s
Evening (11 Jul)5.5ft (1.7m)13s

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

Updates in  hr  min  s Forecast update imminent
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM
Rating
(10 max)
Swell
Height Map
Wave Height (m) & direction (?)
1.9
SSW
1.9
SSW
1.8
S
1.9
S
1.9
S
1.9
S
1.8
S
1.7
S
1.7
S
1.7
S
1.7
S
1.7
S
0.9
SW
1.3
SSW
1.5
S
1.4
S
1.1
SW
1.2
SW
1.2
SW
1.3
SSW
1.3
SSW
1.3
SSW
1.4
SW
1.7
SSW
1.7
SSW
1.5
SSW
1.3
SSW
1.4
SSW
1.4
SSW
1.2
SSW
0.9
SSW
1
SW
1.3
SSW
1.3
SSW
1.3
SSW
1.2
SSW
1.2
SSW
1.1
SSW
1.2
SSW
1.4
SSW
1.4
SSW
1.5
SSW
1.5
SSW
1.5
SSW
1.5
SSW
1.4
SSW
1
SSW
0.9
SSW
1
SSW
1.1
SSW
0.9
SSW
1.1
SSW
1.3
SSW
1.4
SSW
1.2
SSW
1.3
SSW
1.5
SSW
2.4
SSW
2.5
SSW
2.5
SSW
Period(s) (?)141414131313131313131212201515151818181717161616161616151516161515141414141313131313121212121219181818181616222221202019
Wave
Graph
(?)Metric surfscale
Energy (?)1583148412801361154914611420141913771389138414341363169017661721171416341689164214521379123914001383122393692391078374980787088386585586571993310169469969579679509006851050120312521087129315282199259327853139468052284985
Wind
(km/h)
10
ESE
10
E
5
ENE
5
ESE
5
ESE
5
ESE
0
W
0
N
5
ESE
10
ESE
10
ESE
10
E
10
E
10
ESE
10
SE
10
ESE
5
ESE
5
ESE
10
ESE
10
E
10
E
5
ESE
5
SE
5
ESE
5
ENE
5
NE
5
ENE
5
E
5
ESE
5
SSW
0
WSW
5
W
5
W
5
NW
5
NW
5
N
10
NNE
5
NNE
0
NE
5
SE
10
SE
5
SE
5
SE
10
SE
10
SE
15
SSE
15
SSE
15
SE
15
SE
15
SE
10
SE
10
SE
15
SE
15
SE
15
SSE
15
SE
10
ESE
10
ESE
10
SE
10
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
off
crosscrossglassglassglassglasscrosscrosscrosscrosscross-
on
cross-
on
cross-
on
crosscrosscrosscrosscrossglassglassglassglassglassglassglassglassglassglassglasscrossglassglassoffcross-
off
cross-
off
glassglasscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscross-
on
cross
High Tide
/ height (m)
6:17AM
0.97
6:52PM
0.54
6:53AM
1.00
7:29PM
0.59
7:29AM
1.01
8:07PM
0.64
8:04AM
1.00
8:46PM
0.69
8:40AM
0.96
9:28PM
0.75
9:19AM
0.89
10:13PM
0.79
10:00AM
0.80
11:03PM
0.83
Low Tide
/ height (m)
11:20PM
0.16
1:10PM
0.08
12:03AM
0.15
1:42PM
0.06
12:46AM
0.15
2:13PM
0.05
1:29AM
0.16
2:44PM
0.05
2:15AM
0.18
3:16PM
0.06
3:04AM
0.21
3:48PM
0.07
4:00AM
0.25
4:23PM
0.09
5:05AM
0.28
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Sunrise---6:26-------6:26-------6:26-------6:26-------6:26-------6:26-------6:26-------6:26
Sunset------6:22-------6:22-------6:22-------6:22-------6:22-------6:23-------6:23-----
clearthunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm part cloudpart cloudclearpart cloudpart cloudthunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm clearthunderstorm thunderstorm part cloudthunderstorm thunderstorm thunderstorm part cloudpart cloudpart cloudthunderstorm rain showersthunderstorm thunderstorm thunderstorm cloudthunderstorm cloudpart cloudpart cloudpart cloudcloudcloudpart cloudpart cloudpart cloudclearclearcloudpart cloudpart cloudthunderstorm thunderstorm thunderstorm part cloudpart cloudthunderstorm thunderstorm thunderstorm thunderstorm
Rain (mm)
-1111331-----1211332-11-111---11121-1--------------111--1322
Temp. °C272626262727272626262626282827272625252527272727262626262727272727262626262727272727272728292827272727262828282726262626
Feels °C (?)302930303132323030292929313130313028282830313131303030303131313131303030293031313031303030313029292930293030302929292929
  • 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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