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

	Tuesday 15			Wednesday 16			Thursday 17			Friday 18			Saturday 19			Sunday 20			Monday 21			Tue
	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	Kandui Left Mentawi Islands	Asu Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Hiliduha Nias	Bankvaults Mentawi Islands	Bawa Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Macaronis Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bawa Nias	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands
Rating	4	4	4	3	3	3	2	2	3	3	2	4	3	3	3	3	3	3	2	2	2	4
Wave Height (m) & direction (?)	1.7 SSW	1.7 SSW	1.6 SSW	1.3 SSW	1.2 SSW	1.1 SSW	0.9 SSW	0.8 SSW	1.1 SSW	1.2 SSW	0.9 SSW	1.3 SSW	1.4 SSW	1.4 SSW	1.3 SSW	1.4 SSW	1.3 SSW	1.2 S	1.1 S	1.1 S	1.1 S	1.3 SSW
Period(s) (?)	16	16	16	14	14	14	13	16	15	15	14	17	16	15	14	14	13	13	13	13	12	19
Energy(?)	1358	1358	1154	687	585	501	303	330	581	573	367	1044	894	845	615	754	627	506	414	421	350	1242
Wind (km/h)
Wind State(?)	glass	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	off	cross- off	cross- off	cross- off	off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	glass
High Tide / height (m)			7:51PM	8:01AM		7:42PM	8:27AM 7:36AM		8:33PM	8:52AM		8:57PM	9:24AM		9:25PM	10:07AM		10:22PM		5:40PM
Low Tide / height (m)		1:30PM	1:25AM		2:00PM	1:22AM		2:52PM	2:21AM		3:32PM	2:54AM	1:46PM	4:16PM	3:29AM		5:15PM		9:06AM 9:42PM			8:45AM
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	clear	risk thund- der	some clouds	some clouds	rain shwrs	risk thund- der	some clouds	clear	risk thund- der	risk thund- der	rain shwrs	risk thund- der	risk thund- der	cloudy	some clouds	mod. rain	cloudy
Rain (mm)	1	4	6	3	3	-	4	-	-	1	4	-	-	3	2	2	1	2	-	-	8	-
High °C	28	28	27	28	28	27	28	28	27	28	28	27	30	29	27	29	29	28	28	29	28	28
Low °C	28	28	26	27	27	26	27	28	26	28	28	26	28	28	27	29	29	28	28	29	27	27
Chill °C (?)	28	28	27	28	28	27	28	28	27	28	28	27	30	29	27	29	29	28	28	29	28	28
Sunrise	6:20	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:18	-	-	6:18
Sunset	-	6:35	-	-	6:24	-	-	6:34	-	-	6:23	-	-	6:22	-	-	6:22	-	-	6:22	-	-
Swell1 (m) & direction	1.7 SSW	1.7 SSW	1.6 SSW	1.3 SSW	1.2 SSW	1.1 SSW	0.9 SSW	0.9 SSW	1.1 SSW	1.2 SSW	0.9 SSW	1.3 SSW	1.4 SSW	1.4 SSW	1.3 SSW	1.4 SSW	1.3 SSW	1.2 S	1.1 S	1.1 S	1.1 S	1.3 SSW
Period (s)	16	16	16	14	14	14	13	13	15	15	14	17	16	15	14	14	13	13	13	13	12	19
Swell2 (m) & direction	0.5 S	0.4 WSW	0.3 SSE	0.2 W	0.3 SSW	0.4 W	0.7 SSW	0.8 SSW	0.5 S	0.4 SSW	0.9 S	0.8 S	0.8 S	0.7 S	0.8 S	0.3 SW	0.4 WNW	0.5 SW	0.5 SW	0.6 SW	0.7 SW	1.0 S
Period (s)	7	7	7	7	18	6	16	16	8	19	9	9	9	9	9	18	6	16	18	16	16	12
Wind waves (m) & direction	-	-	-	-	0.3 WNW	-	0.9 WNW	0.4 W	0.8 W	-	-	0.4 NNW	0.6 NW	0.5 N	0.5 WNW	0.6 WNW	0.6 N	0.6 NW	0.6 W	0.5 W	-	-
Period (s)	-	-	-	-	6	-	4	6	5	-	-	3	4	4	5	5	4	4	4	4	-	-

	Tuesday 15					Wednesday 16								Thursday 17
	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM
Best forecast wave conditions in Sumatra	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Hiliduha Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands
Rating	4	4	4	4	4	4	3	4	3	3	3	3	3	3	3	3	2	2
Wave Height (m) & direction (?)	1.9 SSW	1.8 SSW	1.7 SSW	1.7 SSW	1.7 SSW	1.6 SSW	1.6 SSW	1.6 SSW	1.4 SSW	1.4 SSW	1.3 SSW	1.3 SSW	1.2 SSW	1.2 SSW	1.2 SSW	1.1 SSW	1.1 SSW	0.9 SSW
Period(s) (?)	17	17	16	16	16	16	16	16	15	15	14	14	14	14	14	14	14	13
Energy(?)	2146	1843	1358	1341	1358	1199	1245	1154	892	857	687	687	585	585	585	501	446	298
Wind (km/h)
Wind State(?)	off	off	glass	glass	cross- off	cross- off	on	cross- off	cross- off	cross- off	cross- off	glass	cross- off	cross- off	cross- off	cross- off	off	cross- 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)			7:36AM 1.18				7:51PM 0.84				8:01AM 1.15				8:11PM 0.76
Low Tide / height (m)					1:30PM 0.06				1:24AM 0.08				2:18PM 0.09				1:52AM 0.10
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	clear	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	clear	risk thund- der	risk thund- der
Rain (mm)	5	4	1	-	2	2	1	2	2	1	1	2	2	1	1	-	2	3
Temp. °C	28	28	28	28	28	28	28	27	26	26	27	28	28	27	27	26	26	26
Chill °C (?)	28	28	28	28	28	28	28	27	26	26	27	28	28	27	27	26	26	26
Sunrise	-	6:26	-	-	-	-	-	-	-	6:20	-	-	-	-	-	-	-	6:20
Sunset	-	-	-	-	6:35	-	-	-	-	-	-	-	6:24	-	-	-	-	-
Swell1 (m) & direction	1.9 SSW	1.8 SSW	1.7 SSW	1.7 SSW	1.7 SSW	1.6 SSW	1.6 SSW	1.6 SSW	1.4 SSW	1.4 SSW	1.3 SSW	1.3 SSW	1.2 SSW	1.2 SSW	1.2 SSW	1.1 SSW	1.1 SSW	0.9 SSW
Period (s)	17	17	16	16	16	16	16	16	15	15	14	14	14	14	14	14	14	13
Swell2 (m) & direction	0.5 W	0.4 S	0.5 S	0.5 S	0.4 WSW	0.2 WSW	0.3 WNW	0.3 SSE	0.2 WNW	0.2 W	0.2 W	0.2 WNW	0.3 SSW	0.4 SW	0.4 SSW	0.4 W	0.4 SSW	0.7 SSW
Period (s)	7	8	7	8	7	17	7	7	7	7	7	7	18	18	18	6	18	17
Wind waves (m) & direction	-	-	-	-	-	0.4 WSW	-	-	-	-	-	0.2 WNW	0.3 WNW	0.3 WNW	0.3 WNW	-	0.5 NW	0.5 WNW
Period (s)	-	-	-	-	-	7	-	-	-	-	-	7	6	6	6	-	3	3

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