Batu Karas Surf Break

Lat Long: 7.75° S 108.50° E

Batu Karas 48 hour detailed Surf Forecast

Issued: 6 am 22 Sep 2026 (local time)

Forecast update in  hr  min

Today's Batu Karas sea temperature is
25.4°C
1.2° 

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 (22 Sep):

  • Morning surf: Morning surf (22 Sep, local time) - 4.5ft (1.3m), 13s period with SSW swell.
  • Afternoon surf: Afternoon surf (22 Sep, local time) - 4.5ft (1.4m), 18s period with SSW swell.
  • Evening surf: Evening surf (22 Sep, local time) - 6.5ft (2.0m), 17s period with SSW swell.

The current surf forecast for Batu Karas at 2PM is: 1.3m 18s primary swell from a South-southwest direction and 1.3m 13s secondary swell from a South-southwest direction, 0.7m 6s secondary swell from a East-southeast direction (forecast issued at 06:00am September 22). The wind direction is predicted to be cross-offshore.

Time (WIB) & DateWave HeightWave Period
Morning (22 Sep)4.5ft (1.3m)13s
Afternoon (22 Sep)4.5ft (1.4m)18s
Evening (22 Sep)6.5ft (2.0m)17s

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


Short Range Forecast

Mostly dry. Warm (max 26°C on Wed morning, min 22°C on Tue night). Wind will be generally light.

Tuesday
22
Wednesday
23
Thursday
24
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
2
1
2
3
3
3
3
3
3
2
3
2
2
2
2
2
2
1
1
1
1
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)
1.4
SSW
13
1.4
SSW
13
1
SSW
18
1.3
SSW
18
1.5
SSW
18
1.7
SSW
17
2.1
SSW
16
2.1
SSW
16
2.1
SSW
16
2.1
SSW
16
2.1
SSW
15
2.1
SSW
15
2
SSW
15
2
SSW
14
2
SSW
14
1.9
SSW
14
1.8
SSW
14
1.7
SSW
14
1.5
SSW
14
1.6
SSW
14
1.6
SSW
14
1.6
SSW
14
1.6
SSW
14
Wave Graph
Metric surfscale
Energy kJ
649
630
616
1026
1393
1769
2274
2314
2285
2200
2061
1980
1693
1690
1667
1496
1265
1095
845
876
876
876
928
Wind (km/h)
10
NE
10
ENE
15
ESE
15
SE
15
SE
10
E
5
NE
10
NE
10
NNE
10
NNE
15
ESE
15
SE
15
SE
10
E
5
ENE
10
NE
10
N
10
ENE
15
ESE
15
SE
15
SE
10
E
10
ENE
Wind State
on
cross-on
cross
cross-off
cross-off
cross-on
cross-on
on
on
on
cross
cross-off
cross-off
cross
cross-on
on
on
cross-on
cross
cross-off
cross-off
cross-on
cross-on
High Tide
3:58AM1.12m
7:23PM0.95m
5:47AM1.19m
7:20PM1.09m
6:39AM1.30m
7:33PM1.24m
Low Tide
12:22PM0.54m
11:37PM0.84m
12:52PM0.46m
00:37AM0.71m
1:15PM0.39m
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:35
5:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:42
5:40
5:40
 mm
Temp °C
22
23
25
25
25
24
23
23
22
24
26
26
26
24
24
23
23
24
26
25
25
24
24
Feels °C
25
26
26
25
26
27
26
26
24
27
27
27
27
27
28
26
26
26
27
26
26
27
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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