Batu Karas Surf Break

Lat Long: 7.75° S 108.50° E

Batu Karas 48 hour detailed Surf Forecast

Issued: 12 am 01 Sep 2026 (local time)

Forecast update in  hr  min

Today's Batu Karas sea temperature is
26.5°C
0.1° 

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 (01 Sep):

  • Morning surf: Morning surf (01 Sep, local time) - 7ft (2.1m), 17s period with SW swell.
  • Afternoon surf: Afternoon surf (01 Sep, local time) - 7ft (2.1m), 17s period with SW swell.
  • Evening surf: Evening surf (01 Sep, local time) - 7ft (2.1m), 17s period with SW swell.

The current surf forecast for Batu Karas at 8AM is: 2.1m 17s primary swell from a Southwest direction and 0.6m 9s secondary swell from a South direction (forecast issued at 12:00am September 01). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (WIB) & DateWave HeightWave Period
Morning (01 Sep)7ft (2.1m)17s
Afternoon (01 Sep)7ft (2.1m)17s
Evening (01 Sep)7ft (2.1m)17s

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


Short Range Forecast

Light rain (total 8mm), mostly falling on Mon night. Warm (max 27°C on Wed morning, min 24°C on Mon night). Wind will be generally light.

Tuesday
1
Wednesday
2
Thursday
3
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)
2
2
2
2
2
2
3
3
3
3
2
1
2
2
1
1
1
1
1
1
0
0
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)
2.2
SSW
18
2.1
SW
18
2.1
SW
17
2.1
SW
17
2.1
SW
17
2.2
SW
17
2.2
SW
17
2.1
SW
17
2.1
SW
16
2
SW
16
1.9
SW
16
1.8
SW
16
1.8
SW
16
1.7
SW
16
1.6
SW
16
1.6
SW
16
1.6
SW
16
1.4
SW
16
1.4
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
14
1.3
SW
14
1.3
SW
14
Wave Graph
Metric surfscale
Energy kJ
3102
2660
2719
2595
2565
2716
2652
2296
2241
2078
1922
1728
1707
1438
1314
1194
1194
976
939
777
685
676
667
667
Wind (km/h)
15
E
10
NE
10
ENE
20
ESE
20
ESE
20
ESE
15
E
10
E
10
ESE
15
ESE
20
ESE
20
ESE
20
SE
20
SE
20
ESE
20
ESE
20
ESE
20
ESE
20
ESE
20
ESE
20
ESE
20
ESE
10
ESE
15
ESE
Wind State
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
10:06PM1.68m
10:18AM1.45m
10:33PM1.71m
10:50AM1.33m
11:03PM1.71m
11:24AM1.19m
Low Tide
4:21AM0.19m
4:13PM0.21m
4:56AM0.19m
4:36PM0.26m
5:36AM0.24m
5:01PM0.32m
thunderstorm
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
clear
clear
part cloud
rain showers
part cloud
cloud
rain showers
rain showers
part cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:47
5:47
5:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:44
5:44
 mm
1
1
1
1
1
1
1
Temp °C
25
24
24
26
26
26
25
24
25
25
25
27
27
26
25
25
25
25
25
25
26
26
25
25
Feels °C
27
27
27
27
27
27
27
27
28
27
26
27
27
26
26
26
26
26
26
25
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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