Batu Karas Surf Break

Lat Long: 7.75° S 108.50° E

Batu Karas 48 hour detailed Surf Forecast

Issued: 6 am 31 Oct 2026 (local time)

Forecast update in  hr  min

Today's Batu Karas sea temperature is
25.4°C
2.3° 

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 (31 Oct):

  • Morning surf: Morning surf (31 Oct, local time) - 3.5ft (1.0m), 14s period with SW swell.
  • Afternoon surf: Afternoon surf (31 Oct, local time) - 3.5ft (1.0m), 14s period with SW swell.
  • Evening surf: Evening surf (31 Oct, local time) - 3.5ft (1.0m), 14s period with SW swell.

The current surf forecast for Batu Karas at 2PM is: 1.0m 14s primary swell from a Southwest direction and 0.7m 10s secondary swell from a South direction, 1.3m 6s secondary swell from a South-southeast direction (forecast issued at 06:00am October 31). The wind direction is predicted to be cross-offshore.

Time (WIB) & DateWave HeightWave Period
Morning (31 Oct)3.5ft (1.0m)14s
Afternoon (31 Oct)3.5ft (1.0m)14s
Evening (31 Oct)3.5ft (1.0m)14s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Sat night. Warm (max 27°C on Sat morning, min 25°C on Sat afternoon). Wind will be generally light.

Saturday
31
Sunday
1
Monday
2
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)
1
1
1
1
1
1
1
1
0
1
0
0
0
0
1
0
0
0
0
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)
1.5
SSE
10
0.8
SW
15
1
SW
14
1
SW
14
1
SW
14
1
SW
14
1
SW
14
1
SW
13
1
SW
13
1
SW
13
1
SW
13
0.8
SW
13
0.8
SW
13
0.8
SW
13
0.8
SW
13
0.8
SW
12
0.8
SW
12
0.9
SW
12
0.9
SW
12
1
SW
12
1
SW
12
1.1
SW
11
0.9
SSW
16
Wave Graph
Metric surfscale
Energy kJ
425
301
404
398
382
361
350
340
335
330
325
235
235
235
196
184
178
212
205
273
264
288
371
Wind (km/h)
5
E
10
E
15
ESE
20
SE
15
ESE
15
ESE
15
ESE
15
E
10
E
15
E
15
ESE
20
ESE
20
ESE
10
ESE
15
ESE
10
ESE
10
E
15
E
20
ESE
20
ESE
15
ESE
15
E
10
E
Wind State
cross-on
cross
cross
cross-off
cross-off
cross
cross
cross
cross-on
cross
cross
cross
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
11:13AM1.12m
11:03PM1.68m
12:05PM1.05m
11:54PM1.51m
1:17PM1.02m
Low Tide
5:13AM0.09m
4:28PM0.44m
6:03AM0.23m
5:16PM0.56m
7:04AM0.36m
6:27PM0.69m
thunderstorm
part cloud
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
clear
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
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5:18
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—
—
—
—
—
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5:18
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—
—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
5:39
—
—
—
—
—
—
—
5:40
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—
—
—
—
—
—
5:40
—
—
 mm
1
—
1
—
—
1
2
1
1
1
1
—
—
—
2
1
—
1
1
1
—
—
1
Temp °C
25
25
26
27
26
25
25
25
25
25
26
27
26
26
25
25
25
25
26
26
26
26
26
Feels °C
29
28
28
29
28
27
27
27
28
27
28
29
27
30
27
28
28
27
28
27
28
29
30
  • 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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