Thunders Surf Break

Thunders 48 hour detailed Surf Forecast

Lat Long: 3.08° S 100.19° E

Issued: 12 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Thunders sea temperature is
30.2° C

Slightly warmer than usual

Thunders surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Thunders today (21 Jun):

  • Morning surf: Morning surf (21 Jun, local time) - 5ft (1.6m), 14s period with SW swell.
  • Afternoon surf: Afternoon surf (21 Jun, local time) - 5ft (1.6m), 14s period with SW swell.
  • Evening surf: Evening surf (21 Jun, local time) - 5ft (1.6m), 14s period with SW swell.

The current surf forecast for Thunders at 7AM is: 1.6m 15s primary swell from a Southwest direction and 0.9m 9s secondary swell from a South-southeast direction (forecast issued at 12:00am June 21). The wind direction is predicted to be glassy and the swell rating is 4.

Time (WIB) & DateWave HeightWave Period
Morning (21 Jun)5ft (1.6m)14s
Afternoon (21 Jun)5ft (1.6m)14s
Evening (21 Jun)5ft (1.6m)14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 17mm), heaviest on Sat night. Warm (max 28°C on Sat night, min 26°C on Sat night). Wind will be generally light.

Sunday
21
Monday
22
Tuesday
23
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
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
SW
15
1.6
SW
15
1.6
SW
15
1.6
SW
14
1.6
SW
14
1.5
SW
14
1.6
SW
14
1.6
SW
14
1.6
SW
14
1.6
SW
14
1.4
SW
14
1.4
SW
14
1.7
SSW
14
1.7
SSW
14
1.7
SSW
16
1.7
SSW
16
1.6
SW
16
1.5
SSW
15
1.5
SSW
15
1.4
SW
15
1.4
SW
15
1.4
SSW
15
1.3
SSW
15
1.3
SSW
15
Wave Graph
Metric surfscale
Energy kJ
1020
1124
1124
1006
1031
915
1002
975
947
947
681
754
990
990
1373
1356
1193
1001
987
893
893
818
711
711
Wind (km/h)
5
E
5
E
5
ENE
0
E
0
SSW
5
WSW
5
WSW
5
WNW
10
NNW
5
NW
5
N
5
NNW
10
NW
10
N
5
N
10
N
10
NNW
10
NNW
10
N
10
NNW
5
WNW
5
WNW
5
NW
5
NNW
Wind State
glassy
glassy
glassy
glassy
glassy
glassy
glassy
cross-off
cross-off
cross-off
glassy
glassy
cross-off
off
off
off
off
off
off
off
cross-off
cross-off
cross-off
glassy
High Tide
10:41PM0.69m
10:33AM0.82m
11:40PM0.72m
11:23AM0.71m
00:40AM0.75m
12:20PM0.61m
Low Tide
4:11AM0.27m
5:06PM0.14m
5:22AM0.33m
5:46PM0.18m
6:48AM0.37m
6:27PM0.20m
thunderstorm
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:19
6:19
6:19
 mm
3
1
1
1
2
1
1
2
1
1
1
1
1
1
Temp °C
27
26
26
28
28
28
28
27
26
26
26
28
27
27
26
26
26
26
26
28
28
28
27
26
Feels °C
32
30
30
33
33
32
32
31
29
29
30
32
30
30
30
29
29
29
29
31
32
32
31
30
Swell 1
Height (m)
Direction
Period (s)
1.6
SW
15
1.6
SW
15
1.6
SW
15
1.6
SW
14
1.6
SW
14
1.5
SW
14
1.6
SW
14
1.6
SW
14
1.6
SW
14
1.6
SW
14
1.4
SW
14
1.4
SW
14
1.7
SSW
14
1.7
SSW
14
1.7
SSW
16
1.7
SSW
16
1.6
SW
16
1.5
SSW
15
1.5
SSW
15
1.4
SW
15
1.4
SW
15
1.4
SSW
15
1.3
SSW
15
1.3
SSW
15
Energy kJ
1020
1124
1124
1006
1031
915
1002
975
947
947
681
754
990
990
1373
1356
1193
1001
987
893
893
818
711
711
Swell 2
Height (m)
Direction
Period (s)
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
0.8
SSE
9
0.8
SSE
9
0.8
SSE
9
0.8
SSE
9
0.7
SSE
9
0.9
SSW
17
0.8
SSW
17
0.8
WNW
8
0.8
WNW
8
0.8
WNW
8
0.8
WNW
7
0.8
WNW
7
0.7
WNW
7
0.7
WNW
7
0.5
SE
9
0.5
SE
8
0.5
SE
8
0.5
SE
8
0.5
SE
8
Energy kJ
153
149
119
119
116
92
101
86
84
65
469
386
84
80
66
70
62
42
42
36
35
34
33
33
Swell 3
Height (m)
Direction
Period (s)
0.4
WNW
8
0.4
WNW
8
0.4
WNW
8
0.4
WNW
8
0.4
WNW
8
0.4
WNW
8
0.4
WNW
8
0.4
WNW
8
0.4
WNW
8
0.5
WNW
9
0.7
SSE
8
0.8
WNW
8
0.5
SSE
8
0.7
SSE
8
0.4
SE
8
0.5
SE
8
0.6
SSE
8
0.6
SSE
8
0.6
SSE
8
0.5
WNW
7
0.4
WNW
7
0.4
WNW
7
0.4
WNW
7
0.3
WNW
7
Energy kJ
20
20
21
22
22
22
22
21
21
43
64
76
40
61
25
35
45
46
47
27
19
19
16
9
Wind waves
Height (m)
Direction
Period (s)
0.6
NW
8
0.5
N
5
0.7
N
5
0.6
N
5
0.5
N
5
0.4
NNW
4
Energy kJ
41
11
27
20
13
7
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
Distance (km)
0
0
0
0
0
0
0
0
0
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)
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
Best forecast wave conditions in Indonesia
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
Header Global
Rating
(10 max)
5
5
9
9
9
8
8
7
7
7
6
6
6
7
7
5
5
5
5
5
6
5
5
6
  • 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
How to use the Wavefinder 

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