Batu Karas Surf Break

Lat Long: 7.75° S 108.50° E

Batu Karas 48 hour detailed Surf Forecast

Issued: 6 pm 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's Batu Karas sea temperature is
26.7° C
0.3° 

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


How big are the waves at Batu Karas today (16 Aug):

  • Afternoon surf: Afternoon surf (16 Aug, local time) - 6ft (1.8m), 15s period with SSW swell.
  • Evening surf: Evening surf (16 Aug, local time) - 6ft (1.8m), 14s period with SSW swell.

The current surf forecast for Batu Karas at 11PM is: 1.7m 14s primary swell from a South-southwest direction and 0.1m 26s secondary swell from a South direction (forecast issued at 06:00pm August 16). An open ocean swell of 0.6m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (WIB) & DateWave HeightWave Period
Morning (16 Aug)--
Afternoon (16 Aug)6ft (1.8m)15s
Evening (16 Aug)6ft (1.8m)14s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sun night. Warm (max 26°C on Sun afternoon, min 23°C on Mon night). Wind will be generally light.

Sun
16
Monday
17
Tuesday
18
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)
3
2
2
1
1
1
1
3
3
2
1
2
3
3
3
3
3
3
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
SSW
15
1.7
SSW
14
1.8
SSW
14
1.5
SSW
14
1.5
SSW
14
1.4
SSW
14
1.4
SSW
14
1.3
SSW
14
1.3
SSW
13
1.1
SSW
18
1.3
SSW
18
1.3
SSW
17
1.5
SSW
16
2.1
SSW
16
2.3
SSW
16
2.1
SSW
16
2
SSW
16
2
SSW
16
1.6
SSW
19
Wave Graph
Metric surfscale
Energy kJ
1220
1187
1277
943
943
822
811
662
553
777
1081
984
1150
2372
2615
2234
1904
1856
1860
Wind (km/h)
15
SE
10
ESE
10
ESE
10
ESE
5
ESE
10
E
10
ESE
15
SE
15
SE
5
ESE
10
E
10
ENE
10
NE
10
NE
15
ESE
20
SE
20
SE
10
E
15
E
Wind State
cross-off
cross
cross
cross
cross
cross-on
cross
cross-off
cross-off
cross
cross-on
cross-on
on
on
cross
cross-off
cross-off
cross
cross-on
High Tide
10:37PM1.67m
10:45AM1.47m
11:08PM1.67m
11:18AM1.32m
Low Tide
4:20PM0.12m
4:49AM0.23m
4:46PM0.20m
5:28AM0.28m
5:11PM0.28m
clear
part cloud
cloud
cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:45
5:45
 mm
1
1
Temp °C
26
25
25
24
24
24
26
25
26
25
25
24
23
23
26
25
26
25
25
Feels °C
28
28
28
27
27
27
29
26
27
28
28
27
26
26
27
25
27
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 

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