Batu Karas Surf Break

Lat Long: 7.75° S 108.50° E

Batu Karas 48 hour detailed Surf Forecast

Issued: 12 pm 06 Sep 2026 (local time)

Forecast update in  hr  min

Today's Batu Karas sea temperature is
26.0°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 (06 Sep):

  • Morning surf: Morning surf (06 Sep, local time) - 5ft (1.6m), 17s period with SSW swell.
  • Afternoon surf: Afternoon surf (06 Sep, local time) - 8ft (2.5m), 16s period with S swell.
  • Evening surf: Evening surf (06 Sep, local time) - 7ft (2.2m), 15s period with SSW swell.

The current surf forecast for Batu Karas at 4PM is: 2.5m 16s primary swell from a South direction (forecast issued at 12:00pm September 06). An open ocean swell of 1.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (WIB) & DateWave HeightWave Period
Morning (06 Sep)5ft (1.6m)17s
Afternoon (06 Sep)8ft (2.5m)16s
Evening (06 Sep)7ft (2.2m)15s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sun night. Warm (max 27°C on Sun morning, min 23°C on Mon night). Wind will be generally light.

Sun
6
Monday
7
Tuesday
8
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)
3
3
3
3
1
2
3
3
1
2
2
2
1
3
3
2
2
3
3
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
SSW
17
2.2
SSW
16
2.5
S
16
2.2
SSW
15
2.1
SSW
15
2.1
SSW
14
2.4
S
14
1.9
SSW
14
1.7
SSW
14
1.7
SSW
13
1.5
SSW
13
1.4
SSW
13
0.9
SSW
21
1.9
S
13
1.4
SSW
19
1.6
SSW
18
1.8
SSW
18
2
SSW
17
3
SSW
16
3
SSW
16
3
SSW
16
Wave Graph
Metric surfscale
Energy kJ
1427
2329
3177
2158
1801
1752
2407
1475
1106
950
793
690
607
1181
1466
1695
2100
2251
4682
4513
4116
Wind (km/h)
20
SE
20
SE
20
SE
15
SE
15
ESE
15
ESE
15
ESE
15
SE
20
ESE
20
SE
20
SE
15
ESE
15
ESE
15
ESE
15
ESE
15
ESE
15
ESE
20
SE
20
SE
15
ESE
15
SE
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
High Tide
2:28PM0.76m
2:48AM1.37m
6:04PM0.83m
4:52AM1.36m
6:57PM1.01m
Low Tide
6:39PM0.65m
11:18AM0.48m
9:28PM0.77m
12:31PM0.38m
clear
part cloud
part cloud
clear
rain showers
rain showers
clear
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
light rain
light rain
rain showers
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:45
5:43
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:44
5:44
5:44
 mm
1
1
1
1
1
Temp °C
27
26
25
24
24
24
24
24
25
25
25
24
24
23
23
23
24
25
25
24
24
Feels °C
26
25
25
25
25
25
25
25
25
24
25
25
24
24
24
24
25
26
26
25
25
  • 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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