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

Long range 3-hourly Hourly

	Thu		Friday 20			Saturday 21			Sunday 22			Monday 23			Tuesday 24			Wednesday 25			Thu
	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	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bommie Peak Mentawi Islands	Bawa Nias	Asu Nias	Asu Nias	Asu Nias	Bankvaults Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Lances Left Mentawi Islands	Green Bush Mentawi Islands	Asu Nias	Asu Nias	Bawa Nias	Thunders Mentawi Islands	Bankvaults Mentawi Islands	Thunders Mentawi Islands
Rating	2	2	2	2	2	2	3	3	2	3	3	3	3	3	3	2	2	2	2	3	2	3
Wave Height (m) & direction (?)	1.0 SW	1.0 SW	1.0 SW	0.9 SSW	0.9 SSW	0.8 SSW	0.6 SSW	0.9 SW	0.9 SSW	0.8 SSW	0.8 SW	1.4 SSW	1.1 SSW	1.4 SSW	1.3 SSW	1.3 SSW	1.1 SSW	1.0 SSW	1.0 SSW	1.0 SSW	0.9 SSW	1.0 S
Period(s) (?)	13	12	12	13	13	12	15	15	14	13	14	16	16	15	14	14	14	13	13	12	12	11
Energy(?)	365	357	358	366	418	317	266	456	472	442	568	1039	814	857	668	619	486	369	354	433	416	413
Wind (km/h)
Wind State(?)	glass	cross- on	glass	glass	glass	cross- off	cross- on	glass	glass	cross- off	cross- off	on	cross- on	on	glass	on	cross	cross- off	cross- on	cross	glass	cross- off
High Tide / height (m)	6:27PM 0.76		6:51AM 0.78	7:00PM 0.73		7:42AM 1.25		7:57PM 1.04	8:19AM 1.29		8:32PM 0.95	8:58AM 1.27		9:09PM 0.84	9:41AM 1.20		9:51PM 0.73	10:15AM 0.68		10:47PM 0.54	11:31AM 0.63
Low Tide / height (m)		12:36AM -0.01	12:56PM 0.02		1:02AM -0.02		1:54PM -0.01	1:50AM -0.04		2:15PM 0.04	2:24AM -0.02		3:20PM 0.07	2:59AM 0.03		4:10PM 0.15	3:39AM 0.11		5:06PM 0.21
Weather Advanced Surf Forecast

Summary	some clouds	some clouds	clear	clear	some clouds	clear	some clouds	rain shwrs	risk thund- der	clear	rain shwrs	clear	clear	rain shwrs	clear	clear	rain shwrs	risk thund- der	clear	clear	some clouds	clear
Rain (mm)	-	-	-	-	-	-	-	2	2	-	5	-	-	1	-	-	3	3	-	-	-	-
High °C	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	29	28	28	28	28	28	28
Low °C	28	28	28	28	27	28	28	27	27	28	27	28	28	27	28	27	27	27	28	27	28	28
Chill °C (?)	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	29	28	28	28	28	28	28
Sunrise	-	-	6:26	-	-	6:26	-	-	6:33	-	-	6:26	-	-	6:24	-	-	6:33	-	-	6:24	-
Sunset	6:42	-	-	6:32	-	-	6:30	-	-	6:40	-	-	6:40	-	-	6:29	-	-	6:39	-	-	6:27
Swell1 (m) & direction	1.0 SW	1.0 SW	1.0 SW	0.9 SSW	0.9 SSW	0.8 SSW	0.6 SSW	0.9 SW	0.9 SSW	0.8 SSW	0.8 SW	1.4 SSW	1.1 SSW	1.4 SSW	1.3 SSW	1.3 SSW	1.1 SSW	1.0 SSW	1.0 SSW	1.0 SSW	0.9 SSW	1.0 S
Period (s)	13	12	12	13	13	12	15	15	14	13	14	16	16	15	14	14	14	13	13	12	12	11
Swell2 (m) & direction	0.4 SSE	0.5 SSE	0.5 S	0.5 S	0.4 SSE	0.5 SW	0.5 SW	0.4 SSE	0.4 SSW	0.6 S	0.7 S	0.4 SSE	0.7 S	-	-	0.2 SSE	0.4 S	0.5 S	0.4 S	0.4 SSW	0.5 SW	0.5 S
Period (s)	9	9	9	9	9	15	12	8	16	16	15	7	13	-	-	8	9	8	7	15	16	13
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	0.2 WSW	-	0.4 WSW
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	3	-	4

	Thursday 19			Friday 20								Saturday 21								Sunday 22
	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM
Best forecast wave conditions in Sumatra	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Bommie Peak Mentawi Islands	Bawa Nias	Asu Nias
Rating	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	3	3	3
Wave Height (m) & direction (?)	1.0 SW	0.9 SW	0.8 SW	0.8 SW	0.7 SW	1.0 SW	1.0 SW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SW	0.8 SSW	0.8 SSW	0.7 SW	0.6 SSW	0.7 SW	1.0 SW	0.9 SSW	0.9 SSW
Period(s) (?)	13	13	12	12	12	12	12	13	13	13	13	13	12	12	12	12	15	15	15	16	16	16
Energy(?)	365	360	345	345	310	403	358	372	366	344	406	418	387	374	317	349	314	303	310	632	555	554
Wind (km/h)
Wind State(?)	glass	glass	glass	glass	glass	glass	glass	glass	glass	glass	glass	glass	glass	glass	cross- off	glass	glass	glass	glass	cross- off	glass	off
Tide State(?)	-	high	mid-ebb	low	mid-flow	mid-flow	high	mid-ebb	low	high	high	mid-ebb	low	mid-flow	high	mid-ebb	low	mid-flow	high	mid-ebb	low	mid-flow
High Tide / height (m)		6:27PM 0.76					7:12AM 1.20			7:00PM 0.73	7:23PM 1.11				7:44AM 1.27				7:33PM 0.68
Low Tide / height (m)				12:36AM -0.01					1:13PM 0.01				1:19AM -0.04				1:54PM -0.01				1:28AM -0.02
Weather Advanced Surf Forecast

Summary	some clouds	some clouds	some clouds	clear	risk thund- der	some clouds	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	clear	clear	risk thund- der	clear	clear	cloudy	risk thund- der	risk thund- der
Rain (mm)	-	-	-	-	2	-	-	-	-	-	-	-	-	-	-	-	1	-	-	-	1	1
Temp. °C	28	28	28	28	27	27	28	28	28	28	28	28	27	27	28	28	28	28	28	28	27	27
Chill °C (?)	28	28	28	28	27	27	28	28	28	28	28	28	27	27	28	28	28	28	28	28	27	27
Sunrise	-	-	-	-	-	6:26	-	-	-	-	-	-	-	6:26	-	-	-	-	-	-	-	6:33
Sunset	6:42	-	-	-	-	-	-	-	6:32	-	-	-	-	-	-	-	6:32	-	-	-	-	-
Swell1 (m) & direction	1.0 SW	0.9 SW	0.8 SW	0.8 SW	0.7 SW	1.0 SW	1.0 SW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SW	0.8 SSW	0.8 SSW	0.7 SW	0.7 SW	0.7 SW	1.0 SW	0.9 SSW	0.9 SSW
Period (s)	13	13	12	12	12	12	12	13	13	13	13	13	12	12	12	12	15	12	15	16	16	16
Swell2 (m) & direction	0.4 SSE	0.5 SW	0.6 SSW	0.6 SSW	0.6 SSW	0.5 S	0.5 S	0.5 S	0.5 S	0.4 SSE	0.4 SSE	0.4 SSE	0.4 SW	0.5 SW	0.5 SW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.5 S	0.4 SSW	0.4 SSW
Period (s)	9	15	14	14	14	9	9	9	9	9	9	9	17	17	15	15	11	15	11	16	10	10
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

	Thursday 19	Friday 20
	2PM	3PM	4PM	5PM	6PM	7PM	8PM	9PM	10PM	11PM	0AM	1AM	2AM	3AM	4AM	5AM	6AM	7AM	8AM	9AM	10AM	11AM
Best forecast wave conditions in Sumatra	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Bommie Peak Mentawi Islands	Bawa Nias	Asu Nias
Rating	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	3	3	3
Wave Height (m) & direction (?)	1.0 SW	1.0 SW	1.0 SW	0.9 SSW	0.9 SW	1.0 SW	1.0 SW	1.0 SW	1.0 SW	0.8 SW	1.0 SW	1.0 SW	1.0 SW	1.0 SW	1.0 SW	1.0 SW	1.0 SW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW
Period(s) (?)	13	13	13	13	13	14	14	14	14	12	13	12	12	12	12	12	12	13	13	12	13	13
Energy(?)	379	370	365	325	364	442	442	436	436	345	383	357	357	408	408	403	403	362	365	325	378	365
Wind (km/h)
Wind State(?)	glass	glass	glass	glass	glass	cross- on	on	on	cross- on	glass	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross	cross	glass	glass	glass
High Tide / height (m)						6:47PM 1.12												6:51AM 0.78
Low Tide / height (m)												12:48AM -0.01
Weather Advanced Surf Forecast

Summary	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	clear	clear	cloudy	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	clear	risk thund- der	some clouds	clear	clear
Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	-	-	-
High °C	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	26	26	27	27	27
Chill °C (?)	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	26	26	27	27	27
Sunrise	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	6:35	-	-	-	-
Sunset	-	-	-	-	6:42	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Swell1 (m) & direction	1.0 SW	1.0 SW	1.0 SW	0.9 SSW	0.9 SW	1.0 SW	1.0 SW	1.0 SW	1.0 SW	0.8 SW	1.0 SW	1.0 SW	1.0 SW	1.0 SW	1.0 SW	1.0 SW	1.0 SW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW
Period (s)	13	13	13	13	13	14	14	14	14	12	13	12	12	12	12	12	12	13	13	12	13	13
Swell2 (m) & direction	0.4 SSE	0.4 SSE	0.4 SSE	0.4 SSE	0.5 SW	0.5 SSE	0.5 SSE	0.5 SSE	0.5 SSE	0.6 SSW	0.5 SSE	0.5 SSE	0.5 SSE	0.5 SSE	0.5 SSE	0.5 S	0.5 S	0.4 SSE	0.4 SSE	0.3 SSE	0.5 S	0.4 SSE
Period (s)	9	9	9	9	15	9	9	9	9	14	9	9	9	9	9	9	9	9	9	9	9	9
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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