Batu Karas Surf Break

Batu Karas 48 hour detailed Surf Forecast

Lat Long: 7.75° S 108.50° E

Issued: 6 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) - 4ft (1.2m), 14s period with SW swell.

The current surf forecast for Batu Karas at 3PM is: 1.3m 15s primary swell from a Southwest direction and 1.6m 8s secondary swell from a Southeast direction (forecast issued at 06:00am June 21). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (WIB) & DateWave HeightWave Period
Morning (21 Jun)4.5ft (1.3m)15s
Afternoon (21 Jun)4.5ft (1.3m)15s
Evening (21 Jun)4ft (1.2m)14s

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 8mm), mostly falling on Tue night. Warm (max 27°C on Sun afternoon, min 24°C on Mon night). Wind will be generally light.

Sunday
21
Monday
22
Tuesday
23
Wed
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
1 AM
Rating
(10 max)
2
2
2
3
3
1
1
1
2
2
2
2
2
2
2
2
2
3
2
2
2
1
1
1
Swell
Height Map
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
0.9
SW
14
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
1.4
SW
15
1.3
SSW
15
1.2
SW
15
Wave Graph
Metric surfscale
Energy kJ
704
695
685
685
685
346
685
676
573
573
701
828
1115
1115
1101
1074
1006
966
784
773
773
773
711
623
Wind (km/h)
10
NE
10
NNE
10
ESE
15
SE
15
SE
15
ESE
10
ESE
10
E
10
ENE
5
NE
5
E
15
SE
15
SE
10
ESE
10
E
10
NNE
5
NNE
5
NNE
10
ESE
15
SE
20
SE
15
E
15
E
10
ENE
Wind State
cross-on
on
cross
cross-off
cross-off
cross
cross
cross
cross-on
on
cross
cross-off
cross-off
cross
cross-on
on
on
glassy
cross
cross-off
cross-off
cross
cross-on
cross-on
High Tide
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
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:56
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:37
5:37
5:37
 mm
1
1
2
1
Temp °C
25
24
26
26
27
26
26
26
25
25
27
27
27
26
26
25
24
25
27
27
27
26
25
25
Feels °C
28
28
30
28
29
29
29
30
29
29
31
29
29
29
29
29
28
29
30
29
28
28
27
27
Swell 1
Height (m)
Direction
Period (s)
1.5
SE
8
1.6
SE
8
1.6
SE
8
1.5
SE
8
1.6
SE
8
1.5
SE
8
1.4
SE
8
1.3
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
1.4
SW
15
1.4
SW
15
1.4
SW
15
1.3
SSW
15
1.2
SW
15
Energy kJ
270
304
304
270
319
284
264
239
239
239
273
828
1115
1115
1101
1074
1006
966
784
773
773
773
711
623
Swell 2
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
0.9
SW
14
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
1.4
SE
8
1.3
ESE
8
1.4
SE
8
0.1
W
8
0.1
W
8
0.1
W
8
0.2
W
9
Energy kJ
704
695
685
685
685
346
685
676
573
573
701
279
279
286
286
256
256
250
224
238
1
1
1
6
Swell 3
Height (m)
Direction
Period (s)
0.5
S
8
0.4
S
8
0.3
S
9
0.3
S
9
0.1
W
8
0.8
SSW
15
0.2
S
9
0.2
S
9
0.7
SSW
18
0.7
SSW
18
0.4
SSW
18
0.2
S
8
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
14
0.1
W
14
0.1
W
14
0.1
W
14
0.1
W
14
0.1
W
14
0.1
W
14
Energy kJ
34
23
15
15
1
283
6
6
270
276
124
6
2
2
2
2
4
4
4
4
4
4
4
Wind waves
Height (m)
Direction
Period (s)
1.7
SE
8
1.4
SE
8
1.6
SE
8
1.7
SE
8
1.8
SE
8
Energy kJ
373
226
306
362
408
Nearest Offshore or Glassy
Rating
(10 max)
4
4
3
3
3
3
3
3
3
4
3
4
3
4
3
4
4
3
3
3
3
3
3
3
Distance (km)
6
6
18
0
0
230
230
18
18
6
25
734
519
230
18
6
6
0
230
235
230
230
18
8
Best forecast wave conditions in Central Java
Rating
(10 max)
4
4
3
3
3
3
3
4
3
3
4
4
4
3
3
Best forecast wave conditions in Indonesia
Rating
(10 max)
4
4
3
4
4
3
4
4
3
4
4
4
3
4
4
4
4
4
4
3
3
3
3
3
Header Global
Rating
(10 max)
5
9
9
9
8
8
7
7
7
6
6
6
7
6
5
5
5
5
5
6
5
5
6
5
  • 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
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