Karang Nini Surf Forecast

/ Java – Central (5 surf breaks) /

Indonesia (168 surf breaks) / Lat Long: (7.68° S 108.71° E)

Surf Forecasts:

Karang Nini surfForecast / Java – Central / Indonesia

48hr Weather and Surf, issued 6 am 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 27.6° C
(Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Karang Nini today?

The current surf forecast for Karang Nini at 11AM is: 1.8m 15s primary swell from a South-southwest direction and 1.0m 6s secondary swell from a Southeast direction (forecast issued at 06:00am September 17). The wind direction is predicted to be cross-shore.

Time (WIB) & Date	Wave Height	Wave Period
Morning (17 Sep)	6ft (1.8m)	15s
Afternoon (17 Sep)	6ft (1.8m)	15s
Evening (17 Sep)	6ft (1.8m)	14s

Table - waves today at Karang Nini. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Wednesday 17							Thursday 18								Friday 19								Sat 20
	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	1 AM
Rating (10 max)	4	4	3	2	2	2	3	3	3	4	2	2	1	3	2	3	2	1	2	1	1	1	2	3
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	S	S	S	S	S	S	S	S	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW
Period(s) (?)	15	15	15	15	14	14	14	14	14	14	13	13	13	13	12	12	15	15	15	16	17	13	15	16
Wave Graph (?)
kJ (?)	1472	1434	1396	1220	1294	1277	1277	1223	1411	1179	1124	1107	987	972	784	759	242	193	263	208	252	249	372	597
Wind (km/h)	E	ENE	ESE	SE	SE	SE	ESE	ESE	ESE	E	ESE	SE	SE	SE	ESE	SE	ESE	ESE	ESE	SE	SE	SE	ESE	ESE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	cross	cross	cross	cross	cross	cross	cross	cross- off	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross
High Tide / height (m)	2:42AM 1.33					6:25PM 0.89				5:02AM 1.31					7:06PM 1.06			6:26AM 1.39					7:33PM 1.24
Low Tide / height (m)				11:17AM 0.54			9:55PM 0.83					12:34PM 0.45				12:10AM 0.73					1:15PM 0.36

	Wednesday 17							Thursday 18								Friday 19								Sat 20
Sunrise	-	5:37	-	-	-	-	-	-	-	5:37	-	-	-	-	-	-	-	5:35	-	-	-	-	-	-
Sunset	-	-	-	-	5:40	-	-	-	-	-	-	-	5:40	-	-	-	-	-	-	-	5:40	-	-	-

Rain (mm)	2	-	1	-	1	1	1	1	2	2	2	2	2	6	7	10	5	2	2	3	3	5	6	5
Temp. °C	24	24	26	27	26	26	25	25	25	24	26	26	26	25	24	24	24	25	25	26	26	25	24	25
Feels °C (?)	27	27	28	28	27	28	27	27	27	26	27	28	28	27	26	28	27	27	27	28	28	27	27	29

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for Java - Central

Wind Update Continuing clean conditions at Karang Nini (light winds from the ESE 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.
52 minutes ago Karang Nini

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34 km away, 52 min ago

9 km/h

ESE

0.0

27.6

Air / Water (°C)

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