Sumatra Surf

Detailed Sumatra surf forecast maps and the latest eyeball surf report from local surfers in the region. Near-shore swell is shown on the map together with the surf forecast rating for spots in Sumatra. Find the best places to surf in offshore conditions by selecting the wind option on the forecast map. Windsurfers and kite surfers can also use this option to find more favorable cross-shore conditions in Sumatra. Our local Wavefinder indicates where some of the best conditions are likely to be found in Sumatra over the next 7 days. Surf photos from Sumatra and reviews of the best spots and surfing conditions have been provided by local surfers.

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Wave Energy Map

Wave Height Map

Wind Map

Please enable JavaScript to access the following map views:All map types that you can enable here: Sumatra Colour Base Map, Wave Height, Wave Energy, Sumatra Swell 1 Energy, Swell 2 Energy, Windwave Energy, Sumatra Precipitation, Wind, Temperature, Sumatra Cloud Cover.Map overlays available for display: Sumatra Pressure, Wind.Symbols shown on the map: Sumatra Surf Breaks, Tide Forecasts, Cities, Sumatra Ski Resorts, Live Wave Buoys, Live Webcams, Sumatra Wind Now, Temperature Now, Weather Now, Sumatra Swell at breaks, Rating at breaks.

Sumatra Wavefinder

7 day 48 hour

	Tue		Wednesday 18			Thursday 19			Friday 20			Saturday 21			Sunday 22			Monday 23			Tue
	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM
Best forecast wave conditions in Sumatra	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Bommie Peak Mentawi Islands	Kandui Left Mentawi Islands	Bawa Nias	Thunders Mentawi Islands	Thunders Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Gilligans Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Gilligans Mentawi Islands	Gilligans Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Asu Nias	Green Bush Mentawi Islands
Rating	4	5	5	4	4	5	5	5	5	5	4	4	4	5	3	4	5	5	4	4	4	4
Wave Height (m) & direction (?)	1.5 SSW	1.4 SW	1.4 SW	1.4 SW	1.3 SSW	2.1 S	2.2 S	1.8 S	2.2 S	2.1 S	1.8 S	1.6 S	1.5 S	1.6 S	1.0 S	1.6 S	1.6 S	1.6 S	1.5 S	1.2 S	1.2 S	1.3 S
Period(s) (?)	15	16	16	15	15	14	14	13	10	12	12	12	12	15	14	13	16	16	15	15	14	14
Energy(?)	911	1070	1018	967	720	1710	1770	1155	1015	1207	885	687	594	1085	411	905	1285	1242	958	606	610	607
Wind (km/h)
Wind State(?)	cross- off	off	off	off	glass	off	glass	cross- off	off	cross- off	off	glass	cross- off	glass	cross- off	glass	cross- off	cross- off	glass	glass	glass	cross- off
High Tide / height (m)		7:54PM	7:52AM		7:55PM	7:55AM	7:29PM	8:22PM	8:16AM		8:50PM	8:36AM		9:41PM	9:26AM		10:12PM	9:19AM		5:47AM
Low Tide / height (m)		1:42AM		1:35PM	1:53AM		1:55PM	2:24AM		2:16PM	2:57AM		2:37PM 1:22AM		4:01AM	3:42PM		4:27AM	9:52PM			9:48PM
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	some clouds	risk thund- der	risk thund- der	risk thund- der	mod. rain	risk thund- der	risk thund- der	rain shwrs	risk thund- der	risk thund- der	risk thund- der	some clouds	risk thund- der	risk thund- der	risk thund- der	risk thund- der	some clouds	some clouds	cloudy
Rain (mm)	4	6	4	-	9	9	3	7	3	1	5	2	4	2	-	4	1	1	2	-	-	-
High °C	28	28	28	28	27	28	28	27	29	29	28	27	27	26	28	28	27	28	28	28	27	27
Low °C	27	27	27	28	27	28	28	26	27	28	27	27	27	26	27	27	26	27	27	27	27	26
Chill °C (?)	28	28	28	28	27	28	28	27	29	29	28	27	27	26	28	28	27	28	28	28	27	27
Sunrise	-	-	6:24	-	-	6:15	-	-	6:13	-	-	6:16	-	-	6:16	-	-	6:13	-	-	6:22	-
Sunset	6:32	-	-	6:31	-	-	6:22	-	-	6:17	-	-	6:22	-	-	6:22	-	-	6:22	-	-	6:17
Swell1 (m) & direction	1.5 SSW	1.4 SW	1.4 SW	1.4 SW	1.3 SSW	2.1 S	2.2 S	1.8 S	2.2 S	2.1 S	1.8 S	1.6 S	1.5 S	1.6 S	1.3 SSE	1.6 S	1.6 S	1.6 S	1.5 S	1.2 S	1.2 S	1.3 S
Period (s)	15	16	16	15	15	14	14	13	10	12	12	12	12	15	11	13	16	16	15	15	14	14
Swell2 (m) & direction	0.8 SSW	0.9 S	1.1 S	1.1 S	1.3 S	0.1 W	0.1 S	0.4 WNW	0.5 S	0.3 S	0.4 WNW	0.7 S	0.8 S	0.3 WNW	1.0 S	0.3 WNW	0.4 WNW	0.4 WNW	0.3 WNW	0.6 WNW	0.6 WNW	0.4 SSW
Period (s)	18	8	8	8	9	10	15	8	15	16	5	17	16	9	14	10	10	9	8	8	8	16
Wind waves (m) & direction	-	-	-	-	-	1.2 SE	-	1.0 WNW	-	0.4 WNW	-	-	-	0.4 SE	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	5	-	6	-	3	-	-	-	3	-	-	-	-	-	-	-	-

	Tuesday 17	Wednesday 18	Thursday 19
	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM
Best forecast wave conditions in Sumatra	Asu Nias	Hideaways (Mentawi Islands) Mentawi Islands	Bommie Peak Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Bawa Nias	Bommie Peak Mentawi Islands	Bommie Peak Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Lagundri - The Point Nias
Rating	4	5	5	5	5	5	5	5	4	4	4	4	4	4	5	5	5	5
Wave Height (m) & direction (?)	1.5 SSW	1.7 SSW	2.0 SSW	1.4 SW	1.5 SSW	1.5 SSW	1.4 SW	1.5 SSW	1.4 SW	1.4 SW	1.4 SSW	1.3 SSW	1.1 SW	1.4 SSW	2.1 S	2.3 S	2.2 S	1.8 SSW
Period(s) (?)	15	16	16	16	16	16	16	16	15	15	15	15	14	14	14	14	14	14
Energy(?)	911	1575	2084	1070	1199	1184	1018	1098	967	942	851	720	536	763	1710	1990	1770	1139
Wind (km/h)
Wind State(?)	cross- off	cross- off	cross- off	off	off	off	off	off	off	off	off	glass	off	off	off	cross- off	glass	off
Tide State(?)	mid-flow	mid-flow	high	mid-ebb	low	mid-flow	high	mid-ebb	low	mid-flow	high	mid-ebb	low	mid-flow	high	mid-ebb	low	mid-flow
High Tide / height (m)			7:49PM 0.96				7:33AM 0.68				7:55PM 0.69				8:17AM 0.86
Low Tide / height (m)					1:23AM 0.08				1:35PM 0.04				1:53AM 0.11				2:18PM 0.08
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	some clouds	some clouds	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	some clouds	risk thund- der
Rain (mm)	1	3	7	1	2	1	3	1	-	-	2	4	2	5	5	1	-	2
Temp. °C	28	27	27	28	27	27	27	28	28	28	27	27	27	27	28	28	28	27
Chill °C (?)	28	27	27	28	27	27	27	28	28	28	27	27	27	27	28	28	28	27
Sunrise	-	-	-	-	-	6:24	-	-	-	-	-	-	-	6:15	-	-	-	-
Sunset	6:32	-	-	-	-	-	-	-	6:31	-	-	-	-	-	-	-	6:22	-
Swell1 (m) & direction	1.5 SSW	1.7 SSW	2.0 SSW	1.4 SW	1.5 SSW	1.5 SSW	1.4 SW	1.5 SSW	1.4 SW	1.4 SW	1.4 SSW	1.3 SSW	1.5 S	1.4 SSW	2.1 S	2.3 S	2.2 S	1.8 SSW
Period (s)	15	16	16	16	16	16	16	16	15	15	15	15	9	14	14	14	14	14
Swell2 (m) & direction	0.8 SSW	0.4 SSE	0.2 SSE	0.9 S	0.9 S	1.0 S	1.1 S	1.1 S	1.1 S	1.2 S	1.2 S	1.3 S	1.1 SW	0.1 W	0.1 W	0.1 W	0.1 S	0.3 WNW
Period (s)	18	15	15	8	8	8	8	8	8	8	8	9	14	11	10	10	15	9
Wind waves (m) & direction	-	1.2 S	0.9 SSE	-	-	-	-	-	-	-	-	-	-	1.6 SSE	1.2 SE	-	-	0.6 WNW
Period (s)	-	8	4	-	-	-	-	-	-	-	-	-	-	9	5	-	-	4

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