Batu Karas Surf Break

Batu Karas 48 hour detailed Surf Forecast

Lat Long: 7.75° S 108.50° E

Issued: 12 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Batu Karas sea temperature is
28.2° C

Normal for this time of year

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 (21 Jun):

  • Morning surf: Morning surf (21 Jun, local time) - 4.5ft (1.3m), 15s period with SW swell.
  • Afternoon surf: Afternoon surf (21 Jun, local time) - 4.5ft (1.3m), 15s period with SW swell.
  • Evening surf: Evening surf (21 Jun, local time) - 3.5ft (1.1m), 15s period with SW swell.

The current surf forecast for Batu Karas at 4AM is: 1.3m 15s primary swell from a Southwest direction and 0.5m 8s secondary swell from a South direction, 1.6m 8s secondary swell from a Southeast direction (forecast issued at 12:00am June 21). The wind direction is predicted to be cross-onshore.

Time (WIB) & DateWave HeightWave Period
Morning (21 Jun)4.5ft (1.3m)15s
Afternoon (21 Jun)4.5ft (1.3m)15s
Evening (21 Jun)3.5ft (1.1m)15s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 3mm), mostly falling on Sat night. Warm (max 27°C on Sun morning, min 24°C on Mon 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)
1
2
2
2
1
1
1
1
1
2
2
2
3
3
2
2
2
2
2
2
2
2
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)
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.6
SE
8
1.3
SW
15
1.3
SW
14
1.2
SW
14
1.2
SW
14
1.4
SW
14
1.5
SW
14
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
15
1.5
SW
15
1.4
SW
15
1.4
SW
15
1.4
SW
15
1.3
SSW
15
1.2
SW
15
Wave Graph
Metric surfscale
Energy kJ
733
704
695
685
685
685
346
685
676
573
573
701
828
1115
1115
1101
1074
1006
966
784
773
773
711
623
Wind (km/h)
15
E
10
NE
10
NE
10
E
15
ESE
15
SE
15
ESE
10
E
10
E
10
ENE
10
NNE
5
ESE
15
SE
15
SE
10
ESE
10
E
10
NNE
5
NNE
5
NNE
10
ESE
15
SE
20
SE
15
ESE
15
E
Wind State
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross
cross
cross-on
cross-on
on
cross
cross-off
cross-off
cross
cross-on
on
on
on
cross
cross-off
cross-off
cross
cross-on
High Tide
00:24AM1.35m
12:12PM1.39m
1:14AM1.38m
1:04PM1.21m
2:05AM1.38m
2:05PM1.05m
Low Tide
6:15AM0.53m
6:43PM0.30m
7:23AM0.58m
7:23PM0.41m
8:40AM0.61m
8:04PM0.52m
thunderstorm
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
thunderstorm
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:37
5:37
 mm
1
1
2
Temp °C
25
25
25
26
27
27
26
26
26
25
25
27
27
27
26
26
25
24
24
27
27
27
26
25
Feels °C
28
28
29
30
29
29
29
29
30
28
29
31
29
29
30
30
29
28
28
30
29
29
28
27
Swell 1
Height (m)
Direction
Period (s)
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.6
SE
8
1.3
SW
15
0.9
SW
14
1.5
SE
8
1.4
SE
8
1.3
SE
8
1.3
SE
8
1.4
SE
8
1.5
SW
14
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
15
1.5
SW
15
1.4
SW
15
1.5
SE
8
1.4
SW
15
1.3
SSW
15
1.2
SW
15
Energy kJ
733
704
695
685
299
685
346
291
264
239
239
273
828
1115
1115
1101
1074
1006
966
784
289
773
711
623
Swell 2
Height (m)
Direction
Period (s)
0.4
S
10
0.5
S
8
0.4
S
8
0.3
S
9
1.3
SW
15
0.1
W
8
0.8
SSW
15
1.3
SW
15
1.3
SW
14
1.2
SW
14
1.2
SW
14
1.4
SW
14
1.4
SE
8
1.4
SE
8
1.4
SE
8
1.4
SE
8
1.4
SE
8
1.4
SE
8
1.3
SE
8
1.4
SE
8
1.4
SW
15
0.1
W
8
0.1
W
14
0.1
W
9
Energy kJ
29
34
23
15
685
1
283
685
676
573
573
701
279
279
279
279
256
256
222
244
773
1
4
1
Swell 3
Height (m)
Direction
Period (s)
0.3
S
9
0.2
SSW
20
0.2
S
9
0.2
S
9
0.7
SSW
18
0.7
SSW
18
0.4
SSW
18
0.2
S
9
0.7
SW
13
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
14
0.1
W
14
0.1
W
8
0.1
W
14
0.1
W
14
0.1
W
14
Energy kJ
15
37
6
6
270
276
124
6
168
2
2
2
4
4
1
4
4
4
Wind waves
Height (m)
Direction
Period (s)
1.6
SE
8
1.6
SE
8
1.6
SE
8
1.6
SE
8
1.6
SE
8
1.6
SE
8
1.6
ESE
8
1.5
SE
8
1.7
SE
8
1.8
SE
8
Energy kJ
341
299
333
333
311
319
343
289
381
408
Nearest Offshore or Glassy
Rating
(10 max)
3
4
4
3
3
4
3
3
3
3
4
3
3
3
4
4
4
4
4
3
3
3
3
3
Distance (km)
18
6
6
230
734
519
230
230
18
8
6
18
0
0
230
18
6
6
6
230
235
230
230
18
Best forecast wave conditions in Central Java
Rating
(10 max)
3
4
4
3
3
4
3
3
3
4
4
4
4
3
Best forecast wave conditions in Indonesia
Rating
(10 max)
4
4
4
4
4
4
3
3
4
4
4
4
3
3
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 

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 Batu Karas 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.


Nearest locationNearest