Wanukaka Surf Forecast

/ Sumba (6 surf breaks) /

Indonesia (163 surf breaks)

Surf Forecasts

Wanukaka surfForecast / Sumba / Indonesia

48hr Weather and Surf, issued 7 pm Sunday 17 Aug 2025 WITA

Forecast update in hr min s Forecast update imminent

Wanukaka surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Wanukaka sea temperature is 26.5° C
(Which is normal for this time of year)

How big are the waves at Wanukaka today?

The current surf forecast for Wanukaka at 8PM is: 1.3m 14s primary swell from a Southwest direction and 0.1m 20s secondary swell from a Southwest direction, 1.9m 6s secondary swell from a Southeast direction (forecast issued at 07:00pm August 17). The wind direction is predicted to be cross-shore.

Time (WITA) & Date	Wave Height	Wave Period
Morning (17 Aug)	-	-
Afternoon (17 Aug)	4.5ft (1.4m)	14s
Evening (17 Aug)	4.5ft (1.3m)	14s

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

Hourly 12 Days

Sumba Surf

Print Surf Table

Updates in hr min s Forecast update imminent

	Sunday 17			Monday 18								Tuesday 19								Wednesday 20
	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM
Rating (10 max)	0	1	3	3	2	2	0	0	0	2	2	2	2	2	0	0	0	2	3	2	3	2	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SE	SW	SW	SSW	SSW	SSW	SSW
Period(s) (?)	14	14	14	14	13	13	13	13	13	12	12	12	12	13	13	13	13	7	13	13	19	15	18	18
Wave Graph (?)
Energy (?)	937	906	824	867	521	507	511	476	490	546	454	407	391	382	621	569	684	900	768	629	767	538	575	919
Wind (km/h)	SE	ESE	NE	NE	ENE	ENE	SSE	SE	SE	ENE	NNE	ENE	ENE	E	SSE	SSE	SSE	ESE	NE	NE	NE	E	SSE	SSE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross	off	cross- off	cross- off	cross- off	cross- on	cross- on	cross	glass	off	cross- off	cross- off	cross- off	cross- on	cross- on	cross- on	cross	cross- off	cross- off	cross- off	cross- off	cross- on	cross- on
High Tide / height (m)	3:37PM 1.71				3:50AM 2.44					5:32PM 1.49				5:23AM 2.27					8:31PM 1.57			7:22AM 2.28
Low Tide / height (m)			8:55PM 1.02					11:19AM 0.89			9:46PM 1.27					1:39PM 0.85				12:24AM 1.43

	Sunday 17			Monday 18								Tuesday 19								Wednesday 20
Sunrise	-	-	-	-	-	6:11	-	-	-	-	-	-	-	6:11	-	-	-	-	-	-	-	6:11	-	-
Sunset	6:00	-	-	-	-	-	-	-	6:00	-	-	-	-	-	-	-	6:00	-	-	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	26	25	24	23	23	25	26	27	26	25	24	23	22	24	26	27	26	26	24	23	22	25	26	27
Feels °C (?)	26	25	26	24	25	27	26	27	27	28	26	25	24	26	26	28	27	28	26	24	23	26	26	27

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 Sumba

Wind Update Still cross-shore at Wanukaka (moderate winds from the SE at Bali International Airport 468 km from Wanukaka). A 1.2m groundswell from the SW
1 hour 34 minutes ago Wanukaka

Expand

View all

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 Wanukaka 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.