Batu Karas Surf Break

Lat Long: 7.75° S 108.50° E

Batu Karas 48 hour detailed Surf Forecast

Issued: 12 am 10 Jul 2026 (local time)

Forecast update in  hr  min

Today's Batu Karas sea temperature is
27.7° C
0.2° 

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 (10 Jul):

  • Morning surf: Morning surf (10 Jul, local time) - 6ft (1.8m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (10 Jul, local time) - 6ft (1.9m), 15s period with SW swell.
  • Evening surf: Evening surf (10 Jul, local time) - 5.5ft (1.7m), 15s period with SW swell.

The current surf forecast for Batu Karas at 6AM is: 1.9m 16s primary swell from a South-southwest direction and 1.8m 7s secondary swell from a East-southeast direction (forecast issued at 12:00am July 10). An open ocean swell of 0.2m 12s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (WIB) & DateWave HeightWave Period
Morning (10 Jul)6ft (1.8m)16s
Afternoon (10 Jul)6ft (1.9m)15s
Evening (10 Jul)5.5ft (1.7m)15s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Thu night. Warm (max 26°C on Fri morning, min 23°C on Thu night). Wind will be generally light.

Friday
10
Saturday
11
Sunday
12
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)
0
2
2
1
1
2
1
1
2
2
1
1
1
1
0
1
0
0
1
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)
1.8
SSW
16
2
SSW
16
1.9
SSW
16
1.8
SW
15
1.9
SW
15
1.9
SW
15
1.8
SW
15
1.7
SW
15
1.6
SW
15
1.6
SW
14
1.6
SW
14
1.5
SW
14
1.2
SSW
13
1.1
SW
14
1.1
SW
13
1
SW
13
0.9
SW
13
0.9
SSW
12
1
SSW
12
1.4
SE
7
1.4
SE
7
1.4
SE
7
0.8
SW
12
1.1
SW
12
Wave Graph
Metric surfscale
Energy kJ
1692
1953
1787
1511
1588
1609
1417
1254
1124
1094
965
852
465
457
444
335
286
223
278
217
217
217
194
336
Wind (km/h)
15
E
15
ENE
10
NE
15
E
20
ESE
20
SE
20
ESE
15
ESE
15
E
15
E
10
E
15
E
20
ESE
20
ESE
10
E
10
E
10
E
10
ENE
10
NE
10
ESE
15
SE
20
SE
15
E
10
E
Wind State
cross-on
cross-on
cross-on
cross
cross
cross-off
cross
cross
cross
cross
cross-on
cross
cross
cross-off
cross-on
cross-on
cross-on
cross-on
on
cross
cross-off
cross-off
cross
cross
High Tide
2:36AM1.48m
3:18PM0.87m
3:42AM1.51m
5:12PM0.83m
4:57AM1.57m
6:44PM0.88m
Low Tide
9:54AM0.49m
8:24PM0.57m
11:23AM0.40m
9:41PM0.62m
12:37PM0.27m
rain showers
rain showers
rain showers
rain showers
clear
clear
part cloud
part cloud
rain showers
rain showers
rain showers
rain showers
rain showers
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:00
6:00
6:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:42
5:42
5:42
 mm
1
1
1
1
1
1
1
1
1
Temp °C
24
23
23
25
26
26
25
25
24
24
24
25
26
26
25
24
24
24
23
25
25
26
25
25
Feels °C
25
24
24
25
25
26
25
25
25
25
26
26
26
26
27
26
25
26
25
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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