Thunders Surf Break

Lat Long: 3.08° S 100.19° E

Thunders 48 hour detailed Surf Forecast

Issued: 12 am 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Thunders sea temperature is
28.6°C
0.2° 

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 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 7ft (2.1m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 6.5ft (2.0m), 14s period with SSW swell.
  • Evening surf: Evening surf (21 Sep, local time) - 6ft (1.8m), 13s period with SSW swell.

The current surf forecast for Thunders at 8AM is: 2.1m 14s primary swell from a South-southwest direction and 0.2m 16s secondary swell from a West direction, 1.2m 7s secondary swell from a Southeast direction (forecast issued at 12:00am September 21). The wind direction is predicted to be cross-onshore.

Time (WIB) & DateWave HeightWave Period
Morning (21 Sep)7ft (2.1m)14s
Afternoon (21 Sep)6.5ft (2.0m)14s
Evening (21 Sep)6ft (1.8m)13s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Tue morning. Warm (max 27°C on Mon morning, min 26°C on Sun night). Wind will be generally light.

Monday
21
Tuesday
22
Wednesday
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)
1
1
1
0
1
0
1
1
0
0
0
0
1
1
0
0
1
1
1
0
1
0
0
1
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)
2.2
SSW
14
2.1
SSW
14
2.1
SSW
14
2.1
SSW
14
2
SSW
14
1.9
SSW
14
1.9
SSW
13
1.8
SSW
13
1.4
SSW
13
1.7
S
13
1.7
S
13
1.7
S
13
1.1
SSW
18
1.3
SSW
18
1.7
SSW
18
1.6
SSW
17
1.9
SSW
16
1.9
SSW
16
1.9
SSW
16
1.9
SSW
16
1.8
SSW
15
1.7
SSW
15
1.7
SSW
15
1.6
SSW
14
Wave Graph
Metric surfscale
Energy kJ
1913
1826
1748
1680
1462
1347
1327
1179
659
987
956
917
768
1026
1735
1421
1816
1772
1750
1684
1412
1225
1145
996
Wind (km/h)
15
SE
20
SSE
20
SE
20
SE
20
SE
20
SSE
20
SSE
20
SE
20
SSE
20
SSE
20
SE
25
SE
20
SE
20
SE
20
SE
20
SE
20
SE
20
SE
20
SE
25
SE
20
SE
20
SSE
20
SSE
20
SE
Wind State
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
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
1:20AM0.66m
3:13PM0.40m
2:48AM0.70m
4:06PM0.48m
3:43AM0.76m
4:38PM0.58m
Low Tide
9:55AM0.30m
6:45PM0.36m
10:19AM0.25m
8:51PM0.34m
10:39AM0.20m
9:56PM0.29m
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<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:15
6:15
 mm
1
1
1
1
1
1
2
1
1
Temp °C
26
26
26
27
27
27
26
26
26
26
26
27
27
27
26
26
26
26
26
27
27
27
27
26
Feels °C
28
28
28
28
29
29
27
27
28
27
27
28
29
29
27
27
27
27
27
27
28
28
28
27
  • 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 

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.


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