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

	Sunday 13			Monday 14			Tuesday 15			Wednesday 16			Thursday 17			Friday 18			Saturday 19			Sun
	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM
Best forecast wave conditions in Sumatra	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Lagundri-Indicators Nias	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Bawa Nias	Bankvaults Mentawi Islands	Asu Nias	Bawa Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Gilligans Mentawi Islands	Gilligans Mentawi Islands	Gilligans Mentawi Islands	Gilligans Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Asu Nias
Rating	4	4	4	4	3	4	4	4	4	4	4	4	4	5	5	5	5	5	4	4	4	4
Wave Height (m) & direction (?)	1.2 SW	1.3 SW	1.1 SW	1.3 SSW	0.9 SSW	1.5 W	1.4 SSW	1.1 SSW	1.7 W	1.4 SSW	1.4 S	1.5 S	1.0 SSW	1.2 SSW	2.3 SSW	2.1 SSW	2.3 SSW	1.9 SSW	1.3 SSW	1.5 SSW	1.6 SSW	1.4 SSW
Period(s) (?)	17	16	16	15	16	10	14	13	10	12	11	12	17	16	19	18	18	16	16	19	16	16
Energy(?)	864	844	643	756	371	398	763	427	573	598	467	594	622	724	3756	2670	3123	1839	848	1564	1239	938
Wind (km/h)
Wind State(?)	off	cross	cross- off	off	cross- off	cross- on	glass	cross- off	cross- on	off	glass	glass	cross- off	on	glass	glass	glass	glass	cross- off	cross- off	cross- on	cross- off
High Tide / height (m)			8:22PM 0.81	8:22AM 1.19		9:00PM 0.86	8:57AM 1.15		9:41PM 0.92	9:25AM 0.94		10:26PM 0.96	10:09AM 0.86		11:18PM 0.99	11:05AM 0.85		12:20AM 1.03	11:45AM 0.46		1:16AM 0.66
Low Tide / height (m)		2:16PM 0.06	1:48AM 0.14		2:50PM 0.05	2:33AM 0.17		3:25PM 0.06	3:21AM 0.21		3:47PM 0.08		4:06AM 0.25	4:38PM 0.10		5:14AM 0.30	5:02PM 0.11		6:22AM 0.27	5:55PM 0.13		8:44AM 0.23
Weather Advanced Surf Forecast

Summary	risk thund- der	mod. rain	risk thund- der	mod. rain	risk thund- der	risk thund- der	some clouds	some clouds	some clouds	clear	some clouds	some clouds	rain shwrs	some clouds	light rain	some clouds	clear	some clouds	some clouds	clear	rain shwrs	clear
Rain (mm)	6	8	16	10	24	11	-	-	-	-	-	-	1	-	1	-	-	-	-	-	2	-
High °C	26	25	26	26	25	28	28	28	27	28	28	28	28	29	27	28	28	28	28	28	28	28
Low °C	24	24	25	26	24	26	28	27	27	27	28	27	28	28	27	28	28	27	27	28	27	28
Chill °C (?)	26	25	26	26	25	28	28	28	27	28	28	28	28	29	27	28	28	28	28	28	28	28
Sunrise	6:28	-	-	6:26	-	-	6:31	-	-	6:31	-	-	6:28	-	-	6:26	-	-	6:31	-	-	6:31
Sunset	-	6:29	-	-	6:29	-	-	6:29	-	-	6:29	-	-	6:24	-	-	6:24	-	-	6:42	-	-
Swell1 (m) & direction	1.2 SW	1.3 SW	1.2 W	1.3 SSW	0.9 SW	1.5 W	1.7 W	1.1 SSW	1.7 W	1.6 WNW	1.4 S	1.5 S	1.5 S	1.4 S	2.3 SSW	2.1 SSW	2.3 SSW	1.9 SSW	1.3 SSW	1.5 SSW	1.6 SSW	1.4 SSW
Period (s)	17	16	8	15	14	10	10	13	10	10	11	12	11	11	19	18	18	16	16	19	16	16
Swell2 (m) & direction	1.2 S	1.0 S	1.1 SW	0.1 W	0.9 SSW	0.7 SW	1.4 SSW	1.0 W	1.1 SSW	1.4 SSW	1.0 W	0.9 WNW	1.0 SSW	1.2 SSW	0.8 WNW	1.1 S	0.6 WNW	0.9 S	1.0 SW	1.0 SW	0.8 SW	0.9 SW
Period (s)	13	13	16	17	16	14	14	10	13	12	10	9	17	16	9	10	9	21	16	16	16	16
Wind waves (m) & direction	-	0.8 NNW	-	1.3 WNW	1.3 W	-	-	0.6 NE	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	4	-	7	7	-	-	4	-	-	-	-	-	-	-	-	-	-	-	-	-	-

	Sunday 13							Monday 14								Tuesday 15
	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM
Best forecast wave conditions in Sumatra	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Gilligans Mentawi Islands	Lagundri-Indicators Nias	Bankvaults Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Bawa Nias	Bawa Nias	Teabags Simeulue Island
Rating	4	4	4	4	4	4	4	4	4	4	4	3	4	3	3	3	4	3	4	4	4	4
Wave Height (m) & direction (?)	1.2 SW	1.2 SW	1.2 SW	1.2 SW	1.3 SW	1.7 SSW	1.6 SSW	1.5 SSW	1.4 SSW	1.4 SSW	1.0 SW	1.2 SSW	1.0 SSW	0.9 SSW	1.1 SSW	1.1 SSW	1.2 SSW	1.1 SSW	1.3 SSW	1.7 W	1.4 SSW	2.1 W
Period(s) (?)	18	18	17	16	16	16	16	16	16	15	16	15	16	16	15	15	14	14	14	10	14	10
Energy(?)	905	895	864	776	844	1393	1230	1136	991	879	462	616	547	362	530	522	594	501	697	561	661	838
Wind (km/h)
Wind State(?)	glass	cross- off	off	off	cross- off	cross- off	off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	glass	off	cross- off	cross- off
Tide State(?)	low	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	mid-ebb	low	mid-flow
High Tide / height (m)			7:48AM 1.20				8:22PM 0.81				8:07AM 0.85				9:00PM 0.86				8:41AM 0.78
Low Tide / height (m)	1:05AM 0.13				2:16PM 0.06				1:48AM 0.14				2:51PM 0.05				2:15AM 0.18				3:13PM 0.07
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	risk thund- der	mod. rain	light rain	cloudy	risk thund- der	risk thund- der	mod. rain	risk thund- der	risk thund- der	risk thund- der	heavy rain	risk thund- der	light rain	light rain	risk thund- der	risk thund- der	some clouds	cloudy	risk thund- der
Rain (mm)	2	2	2	4	7	2	-	1	5	9	4	5	13	14	1	1	1	2	1	-	-	1
Temp. °C	26	26	26	24	24	24	25	25	24	25	26	25	25	24	25	25	25	25	28	28	28	26
Chill °C (?)	26	26	26	24	24	24	25	25	24	25	26	25	25	24	25	25	25	25	28	28	28	26
Sunrise	-	6:28	-	-	-	-	-	-	-	6:26	-	-	-	-	-	-	-	6:28	-	-	-	-
Sunset	-	-	-	-	6:29	-	-	-	-	-	-	-	6:25	-	-	-	-	-	-	-	6:40	-
Swell1 (m) & direction	1.2 SW	1.3 S	1.2 SW	1.2 SW	1.3 SW	1.7 SSW	1.6 SSW	1.5 SSW	1.4 SSW	1.4 SSW	1.3 W	1.2 SSW	1.0 SSW	1.2 W	1.1 SSW	1.1 SSW	1.2 NW	1.1 SSW	1.6 W	1.7 W	1.7 WNW	2.1 W
Period (s)	18	14	17	16	16	16	16	16	16	15	8	15	16	8	15	15	9	14	10	10	10	10
Swell2 (m) & direction	0.9 S	1.2 SW	1.2 S	1.1 S	1.0 S	0.6 NW	0.6 WNW	0.6 WNW	0.1 W	0.2 W	1.0 SW	0.6 S	0.8 SW	0.9 SSW	1.1 W	1.0 W	1.2 SSW	1.0 W	1.3 SSW	1.0 SSW	1.4 SSW	1.2 SSW
Period (s)	10	18	13	13	13	8	7	7	17	17	16	11	14	6	8	9	14	9	14	14	14	14
Wind waves (m) & direction	-	-	-	0.6 NW	0.8 NNW	0.7 NW	-	-	0.8 WNW	0.9 NW	1.5 W	1.4 W	1.5 W	-	0.2 NNW	-	0.8 NNW	0.6 NE	-	-	-	0.5 N
Period (s)	-	-	-	3	4	4	-	-	8	8	8	5	7	-	4	-	4	3	-	-	-	3

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