Karang Nini surf break

Karang Nini surfForecast / Java – Central / Indonesia

information circle12 Day Weather and Surf, issued 12 pm Wednesday 17 Sep 2025 WIB
Forecast update in hr  min  s Forecast update imminent
Karang Nini surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Karang Nini sea temperature is
27.7° C
(Which is 1.3°C warmer than normal for this time of year)


Best Forecast Surf Conditions for Karang Nini this week:

The surf forecast for Karang Nini over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Sep 19) at 7AM. The primary swell is predicted to be 0.7m and 15s period with a secondary swell of 1.2m and 6s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Karang Nini in the next 12 days are 2.0m 17s and forecast to arrive on Saturday (Sep 20) at 10AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 6s period and expected on Thursday (Sep 18) at 7PM.

Wave TypeTime (WIB) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Fri 19th Sep)2.5ft (0.7m) 15s
Best Surf 1AM (Sun 21st Sep)6.5ft (2.0m) 15s
Most Powerful10AM (Sat 20th Sep)6.5ft (2.0m) 17s

Table - best surf conditions forecast for Karang Nini over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Heavy rain (total 70mm), heaviest during Thu night. Warm (max 27°C on Wed morning, min 24°C on Wed night). Wind will be generally light.

Days 3-6 Weather Summary Heavy rain (total 25mm), heaviest during Sat night. Warm (max 27°C on Sat morning, min 25°C on Sat night). Wind will be generally light.

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
3
2
3
2
0
3
1
1
2
4
3
4
2
3
3
2
2
3
3
2
3
Swell
Height Map
Wave Height (m) & direction (?)
1.8
SSW
1.8
SSW
1.9
S
2.2
S
1.7
S
1.7
S
0.8
SSW
0.7
SSW
1.1
SSW
2
S
1.4
SSW
2
S
1.7
SSW
1.8
S
1.5
S
1.3
SSW
1
SSW
0.8
SSW
1.5
S
1.2
SSW
1.4
SSW
Period(s) (?)151414131312151716171615161615141421161918
Wave
Graph
(?)Metric surfscale
Energy kJ (?)13961294146316799878572632525972246929180614551531978704373521117810331245
Wind
(km/h)
15
ESE
20
SE
10
ESE
15
ESE
15
SE
10
SE
15
ESE
15
SE
15
ESE
10
ESE
15
SE
10
E
20
ESE
15
SE
10
ESE
10
ESE
15
SE
10
ESE
15
ESE
15
SE
10
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscross-
on
cross-
on
crosscrosscrosscrosscrosscross-
off
crosscrosscrosscrosscrosscrosscrosscross-
on
cross
High Tide
/ height (m)
6:25PM
0.89
5:02AM
1.31
7:06PM
1.06
6:26AM
1.39
7:33PM
1.24
7:18AM
1.47
7:58PM
1.40
7:57AM
1.53
8:22PM
1.53
8:30AM
1.56
8:46PM
1.64
9:00AM
1.55
9:09PM
1.71
Low Tide
/ height (m)
9:55PM
0.83
12:34PM
0.45
12:10AM
0.73
1:15PM
0.36
1:10AM
0.57
1:46PM
0.30
1:52AM
0.43
2:12PM
0.27
2:26AM
0.31
2:36PM
0.25
2:58AM
0.21
2:59PM
0.25
3:27AM
0.15
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Sunrise5:37--5:37--5:35--5:35--5:35--5:35--5:33--
Sunset-5:40--5:40--5:40--5:40--5:40--5:40--5:40-
thunderstorm
thunderstorm
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
rain showers
part cloud
clear
clear
clear
clear
part cloud
Rain (mm)
1255716691953113-3------
Temp. °C272625262625262625272725272726272725272726
Feels °C (?)282626282827282928293028293030302929292929
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Eyeball surf reportRecent Eyeball Surf Reports for Java - Central

  1. weather stationWind Update Still cross-shore at Karang Nini (light winds from the SE at Cilacap 34 km from Karang Nini). 2.2m 14s groundswell from the SSW with a 1.3m 6s windswell from the SE. 2 swells combining so expect closeout sets.

    Karang Nini
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34 km away, 2 h 59 min ago

15 km/h
SE
0.0
27.7
Air / Water (°C)
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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Karang Nini surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Information about the Karang Nini Surf forecast

The above surf forecast table for Karang Nini provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Karang Nini can be found by selecting the local surf guide option on the grey menu. Our Karang Nini surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Karang Nini) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Karang Nini may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Central Java? If you are looking for accommodation near Karang Nini, camping, hotels and holiday cottages in Central Java, consider staying in Sidareja which is 23 km (14 miles) away. Other places in and around Central Java where you can find information about places to rent, and car hire include Wangon which is 42 km (26 miles) away, Majenang, Ciamis and Kroya.

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