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

	Fri	Saturday 21			Sunday 22			Monday 23			Tuesday 24			Wednesday 25			Thursday 26			Friday 27
	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night
Best forecast wave conditions in Sumatra	Kandui Left Mentawi Islands	Asu Nias	Bommie Peak Mentawi Islands	Icelands Mentawi Islands	Secret Nias	Asu Nias	Lances Left Mentawi Islands	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Lances Right Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Hilisataro Nias	Bankvaults Mentawi Islands	Asu Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands
Rating	2	2	3	3	3	3	4	3	3	3	2	2	2	2	2	2	2	2	2	2	2	2
Wave Height (m) & direction (?)	0.9 SSW	0.9 SSW	0.5 SW	0.9 SSW	0.9 SSW	0.8 SSW	0.9 SSW	1.2 SSW	1.1 SSW	1.4 SSW	1.3 SSW	1.3 SSW	1.1 SSW	1.1 SSW	1.0 SSW	0.9 SSW	0.8 SSW	0.9 SSW	0.9 SSW	1.0 SSW	1.0 SSW	1.0 S
Period(s) (?)	13	12	15	15	14	13	14	14	16	15	14	14	14	13	12	12	12	12	12	14	12	13
Energy(?)	418	262	227	569	524	442	833	721	815	857	668	676	467	415	391	319	303	387	250	445	323	338
Wind (km/h)
Wind State(?)	on	off	cross- on	cross- off	cross- off	cross- off	on	glass	glass	on	glass	cross	cross- off	cross- off	on	glass	cross- on	cross	cross- on	off	cross- off	cross- off
High Tide / height (m)		7:24AM 0.81		7:33PM 0.68	8:19AM 1.29		8:07PM 0.60	8:38AM 0.80		9:06PM 0.74	9:39AM 1.10		9:51PM 0.72	10:31AM 1.01		10:47PM 0.54	11:33AM 0.62		12:09AM 0.30		1:10PM 0.84	2:46AM 0.60
Low Tide / height (m)	1:01AM -0.02		1:35PM 0.02	1:29AM -0.02		2:36PM 0.01	1:57AM -0.01		2:59PM 0.08	2:50AM 0.04		3:51PM 0.15	3:39AM 0.12		5:04PM 0.22				7:43PM 0.24	4:49AM 0.22		8:47PM 0.33
Weather Advanced Surf Forecast

Summary	risk thund- der	clear	some clouds	clear	risk thund- der	clear	clear	risk thund- der	some clouds	clear	clear	clear	rain shwrs	risk thund- der	clear	clear	risk thund- der	some clouds	risk thund- der	some clouds	some clouds	some clouds
Rain (mm)	11	-	-	-	4	-	-	2	-	-	-	-	2	1	-	-	2	-	2	-	-	-
High °C	27	28	28	28	28	28	28	28	28	28	28	28	28	27	28	27	28	28	28	28	28	28
Low °C	27	27	28	27	27	28	27	27	28	27	28	28	27	27	28	27	27	28	27	28	28	26
Chill °C (?)	27	28	28	28	28	28	28	28	28	28	28	28	28	27	28	27	28	28	28	28	28	28
Sunrise	-	6:35	-	-	6:33	-	-	6:33	-	-	6:22	-	-	6:33	-	-	6:31	-	-	6:24	-	-
Sunset	-	-	6:30	-	-	6:40	-	-	6:40	-	-	6:39	-	-	6:31	-	-	6:30	-	-	6:30	-
Swell1 (m) & direction	0.9 SSW	0.9 SSW	0.5 SW	0.9 SSW	0.9 SSW	0.8 SSW	0.9 SSW	1.2 SSW	1.1 SSW	1.4 SSW	1.3 SSW	1.3 SSW	1.1 SSW	1.1 SSW	1.0 SSW	0.9 SSW	0.8 SSW	0.9 SSW	0.9 SSW	1.0 SSW	1.0 SSW	1.0 S
Period (s)	13	12	15	15	14	13	14	14	16	15	14	14	14	13	12	12	12	12	12	14	12	13
Swell2 (m) & direction	0.4 SSE	0.3 SSE	0.5 SW	0.5 S	0.5 S	0.6 S	0.8 SSW	0.4 SSW	0.7 S	-	-	0.1 W	0.3 S	0.1 SW	0.3 SW	0.3 S	0.5 SW	0.4 SSW	0.2 S	0.2 SSW	0.1 W	0.1 W
Period (s)	9	9	12	16	16	16	13	18	13	-	-	15	9	16	18	15	15	16	13	12	16	15
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	0.2 SSW	-	-	-	0.3 WSW	0.4 WSW
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	3	-	-	-	2	4

	Fri	Saturday 21								Sunday 22								Monday 23
	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM
Best forecast wave conditions in Sumatra	Bawa Nias	Asu Nias	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Bommie Peak Mentawi Islands	Bommie Peak Mentawi Islands	Asu Nias	Icelands Mentawi Islands	Bommie Peak Mentawi Islands	Secret Nias	Bommie Peak Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Lances Left Mentawi Islands	Kandui Left Mentawi Islands
Rating	2	2	2	2	2	2	2	2	2	3	3	3	3	3	3	3	3	3	3	3	4	3
Wave Height (m) & direction (?)	0.9 SSW	0.9 SSW	0.7 SW	0.7 SW	0.8 SSW	0.8 SSW	0.8 SSW	0.6 SSW	0.7 SW	1.0 SW	1.0 SW	0.9 SSW	0.8 S	0.8 SSW	0.8 SSW	0.9 SSW	0.9 SSW	0.8 SW	0.9 SW	1.2 SSW	1.4 SSW	0.9 SSW
Period(s) (?)	13	13	13	13	12	12	12	15	15	16	16	16	16	15	16	15	13	14	14	14	16	16
Energy(?)	395	412	355	393	317	349	340	303	310	632	571	554	507	560	528	586	506	568	736	785	1002	835
Wind (km/h)
Wind State(?)	cross- off	glass	glass	off	cross- off	cross- off	cross- off	glass	cross- off	cross- off	cross- off	cross- off	cross- off	glass	glass	cross- off	off	glass	glass	glass	glass	glass
Tide State(?)	mid-ebb	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	mid-ebb
High Tide / height (m)					7:44AM 1.27				7:33PM 0.68				8:20AM 1.29				8:07PM 0.60				8:50AM 1.11
Low Tide / height (m)			1:02AM -0.02				1:35PM 0.02				1:45AM -0.02				2:15PM 0.04				1:57AM -0.01
Weather Advanced Surf Forecast

Summary	clear	some clouds	clear	clear	clear	clear	some clouds	some clouds	clear	some clouds	some clouds	risk thund- der	clear	some clouds	some clouds	clear	clear	clear	clear	risk thund- der	clear	clear
Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	2	-	-	-	-	-	-	-	2	-	-
Temp. °C	28	28	27	27	27	27	28	28	28	27	27	27	28	28	28	28	28	27	27	27	28	28
Chill °C (?)	28	28	27	27	27	27	28	28	28	27	27	27	28	28	28	28	28	27	27	27	28	28
Sunrise	-	-	-	6:35	-	-	-	-	-	-	-	6:33	-	-	-	-	-	-	-	6:33	-	-
Sunset	-	-	-	-	-	-	6:40	-	-	-	-	-	-	-	6:38	-	-	-	-	-	-	-
Swell1 (m) & direction	0.9 SSW	0.9 SSW	0.7 SW	0.7 SW	0.8 SSW	0.8 SSW	0.8 SSW	0.7 SW	0.7 SW	1.0 SW	1.0 SW	0.9 SSW	0.7 SW	0.9 SW	0.8 SSW	0.9 SSW	0.9 SSW	0.8 SW	0.9 SW	1.2 SSW	1.4 SSW	1.0 SSW
Period (s)	13	13	13	13	12	12	12	12	15	16	16	16	13	13	16	15	13	14	14	14	16	13
Swell2 (m) & direction	0.5 S	0.4 SW	0.6 SSW	0.6 SSW	0.5 SW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.5 S	0.4 S	0.4 SSW	0.8 S	0.8 SSW	0.6 SW	0.7 SSW	0.6 S	0.7 S	0.7 S	0.5 SSW	0.3 SSE	0.9 SSW
Period (s)	9	17	11	11	15	15	15	15	11	16	16	10	16	15	13	14	15	15	14	18	7	16
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

	Friday 20	Saturday 21
	8PM	9PM	10PM	11PM	0AM	1AM	2AM	3AM	4AM	5AM	6AM	7AM	8AM	9AM	10AM	11AM	12PM	1PM	2PM	3PM	4PM	5PM
Best forecast wave conditions in Sumatra	Bawa Nias	Asu Nias	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Bommie Peak Mentawi Islands	Bommie Peak Mentawi Islands	Asu Nias	Icelands Mentawi Islands	Bommie Peak Mentawi Islands	Secret Nias	Bommie Peak Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Lances Left Mentawi Islands	Kandui Left Mentawi Islands
Rating	2	2	2	2	2	2	2	2	2	3	3	3	3	3	3	3	3	3	3	3	4	3
Wave Height (m) & direction (?)	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SW	0.8 SSW	0.7 SW	0.9 SW	0.9 SW	0.7 SW	0.9 SW	0.8 SSW	0.9 SSW	0.7 SW	0.9 SSW	0.8 SSW	0.8 SSW	0.8 SSW	0.7 SW	0.7 SW
Period(s) (?)	13	13	13	13	13	13	13	13	13	12	12	13	12	12	12	12	12	12	12	12	15	15
Energy(?)	389	375	375	380	414	418	364	397	355	329	352	393	233	277	274	259	373	307	305	302	314	321
Wind (km/h)
Wind State(?)	cross- off	on	on	on	on	on	glass	glass	glass	glass	glass	off	cross- off	off	glass	glass	cross- off	cross- off	cross- off	cross- off	cross- on	on
High Tide / height (m)													7:44AM 1.27
Low Tide / height (m)							1:02AM -0.02												1:35PM 0.02
Weather Advanced Surf Forecast

Summary	clear	clear	clear	some clouds	risk thund- der	risk thund- der	clear	some clouds	clear	risk thund- der	risk thund- der	clear	clear	clear	some clouds	some clouds	clear	clear	clear	some clouds	clear	clear
Rain (mm)	-	-	-	-	2	2	-	-	-	1	1	-	-	-	-	-	-	-	-	-	-	-
High °C	28	28	28	28	27	27	28	27	27	26	26	27	27	27	28	28	28	28	28	28	28	28
Chill °C (?)	28	28	28	28	27	27	28	27	27	26	26	27	27	27	28	28	28	28	28	28	28	28
Sunrise	-	-	-	-	-	-	-	-	-	-	-	6:35	-	-	-	-	-	-	-	-	-	-
Sunset	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Swell1 (m) & direction	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SW	0.8 SSW	0.7 SW	0.9 SW	0.9 SW	0.7 SW	0.9 SW	0.8 SSW	0.9 SSW	0.7 SW	0.9 SSW	0.8 SSW	0.8 SSW	0.8 SSW	0.7 SW	0.7 SW
Period (s)	13	13	13	13	13	13	13	13	13	12	12	13	12	12	12	12	12	12	12	12	15	15
Swell2 (m) & direction	0.5 S	0.4 SSE	0.4 SSE	0.4 SSE	0.4 SSE	0.4 SSE	0.4 SW	0.6 SSW	0.6 SSW	0.4 SW	0.4 SW	0.6 SSW	0.3 SSE	0.4 SW	0.3 SSE	0.5 SW	0.5 SW	0.5 SW	0.5 SW	0.5 SW	0.6 SSW	0.6 SSW
Period (s)	9	9	9	9	9	9	17	11	11	17	16	11	9	15	9	15	15	15	15	15	11	11
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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