Batu Karas Surf Break

Lat Long: 7.75° S 108.50° E

Batu Karas 48 hour detailed Surf Forecast

Issued: 12 am 07 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 (07 Sep):

  • Morning surf: Morning surf (07 Sep, local time) - 7ft (2.2m), 14s period with S swell.
  • Afternoon surf: Afternoon surf (07 Sep, local time) - 6.5ft (2.0m), 13s period with S swell.
  • Evening surf: Evening surf (07 Sep, local time) - 6ft (1.9m), 13s period with S swell.

The current surf forecast for Batu Karas at 8AM is: 1.9m 14s primary swell from a South-southwest direction and 0.3m 22s secondary swell from a South-southwest direction, 1.3m 6s secondary swell from a South-southeast direction (forecast issued at 12:00am September 07). The wind direction is predicted to be cross-shore.

Time (WIB) & DateWave HeightWave Period
Morning (07 Sep)7ft (2.2m)14s
Afternoon (07 Sep)6.5ft (2.0m)13s
Evening (07 Sep)6ft (1.9m)13s

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


Short Range Forecast

Moderate rain (total 11mm), heaviest on Sun night. Warm (max 25°C on Tue morning, min 23°C on Sun night). Wind will be generally light.

Monday
7
Tuesday
8
Wednesday
9
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
3
3
3
3
4
4
4
4
3
3
3
3
3
3
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)
2.1
SSW
14
2.1
SSW
14
1.9
SSW
14
2.2
S
14
2
S
13
2
S
13
2
S
13
1.9
S
13
1.2
SSW
20
1.4
SSW
19
1.6
SSW
18
1.8
SSW
18
2
SSW
17
3
SSW
16
3
SSW
16
3
SSW
16
3
SSW
16
2.5
SSW
16
2.5
SSW
16
2.5
SSW
16
2.3
SSW
15
1.9
SSW
15
2.3
SSW
15
2
SSW
15
Wave Graph
Metric surfscale
Energy kJ
1752
1728
1475
1788
1443
1380
1359
1228
1100
1466
1695
2100
2251
4682
4513
4116
3745
3258
2982
2883
2418
1632
2233
1613
Wind (km/h)
15
ESE
15
ESE
15
ESE
20
ESE
20
SE
20
SE
10
ESE
15
ESE
15
ESE
15
ESE
15
ESE
15
ESE
20
SE
20
SE
15
SE
15
SE
10
SE
15
ESE
15
ESE
15
ESE
15
SE
15
SE
10
ESE
10
ESE
Wind State
cross
cross
cross
cross
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross
cross
High Tide
2:48AM1.37m
6:04PM0.83m
4:52AM1.36m
6:57PM1.01m
6:18AM1.45m
7:31PM1.20m
Low Tide
11:18AM0.48m
9:28PM0.77m
12:31PM0.38m
11:52PM0.68m
1:15PM0.28m
rain showers
rain showers
rain showers
rain showers
part cloud
clear
part cloud
cloud
cloud
light rain
light rain
rain showers
part cloud
part cloud
cloud
light rain
light rain
cloud
part cloud
light rain
part cloud
part cloud
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:43
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:44
5:44
5:43
 mm
1
1
1
1
1
1
1
1
1
1
Temp °C
23
23
24
24
24
24
24
24
23
23
23
24
25
24
24
24
23
23
24
24
24
24
23
24
Feels °C
24
24
25
24
24
24
25
25
24
24
24
26
26
24
25
26
25
25
26
25
25
25
25
26
  • 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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