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 02			Sunday 03			Monday 04			Tuesday 05			Wednesday 06			Thursday 07			Fri
	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	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Thunders Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Lances Right Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands
Rating	3	3	3	4	4	4	4	4	4	4	4	5	5	5	0	4	4	4	4	4	4	4
Wave Height (m) & direction (?)	1.4 S	1.2 S	0.9 SW	1.0 SW	1.4 SW	1.4 SW	1.7 SSW	1.9 SW	1.9 SSW	1.8 SSW	1.7 SSW	1.7 SSW	1.2 S	1.9 S	1.6 SSW	2.1 S	1.9 SSW	1.7 S	1.5 S	1.3 SSW	1.1 S	1.1 SW
Period(s) (?)	10	10	16	15	15	15	19	17	16	16	15	14	21	19	19	17	16	15	14	14	18	16
Energy(?)	676	833	791	770	1128	1571	2454	2547	1969	1821	1345	2004	2484	3440	2767	2756	2067	1590	1411	1178	1304	1474
Wind (km/h)
Wind State(?)	cross- off	off	off	off	off	off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	off	on	off	cross	off	cross- off	cross- off	off	cross
High Tide / height (m)		11:33PM 0.80	10:55AM 0.56		12:46AM 0.86	11:05AM 0.35		2:00AM 0.85		2:22PM 0.49	2:57AM 0.78		3:37PM 0.31		4:14AM 0.95	4:58PM 0.57		5:02AM 1.03	5:42PM 0.65		5:44AM 1.13	6:18PM 0.73
Low Tide / height (m)	4:27PM 0.17		5:40AM 0.37	5:14PM 0.24		7:12AM 0.32	6:00PM 0.28		8:30AM 0.42			10:31AM 0.36		8:23PM 0.31	11:15AM 0.29		9:37PM 0.28	11:47AM 0.21		10:38PM 0.23	12:16PM 0.15
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	some clouds	risk thund- der	risk thund- der	risk thund- der	some clouds	risk thund- der	risk thund- der	mod. rain	risk thund- der	risk thund- der	risk thund- der	risk thund- der	mod. rain	risk thund- der	risk thund- der
Rain (mm)	3	17	6	4	12	1	5	-	2	2	7	-	1	3	8	7	13	15	14	9	2	5
High °C	27	26	28	28	27	29	28	27	29	29	28	28	28	27	26	27	25	25	24	26	28	27
Low °C	27	26	27	27	25	27	28	27	28	29	28	26	28	26	26	26	25	24	24	24	27	27
Chill °C (?)	27	26	28	28	27	29	28	27	29	29	28	28	28	27	26	27	25	25	24	26	28	27
Sunrise	-	-	6:28	-	-	6:28	-	-	6:26	-	-	6:24	-	-	6:31	-	-	6:26	-	-	6:26	-
Sunset	6:30	-	-	6:30	-	-	6:30	-	-	6:30	-	-	6:30	-	-	6:27	-	-	6:29	-	-	6:29
Swell1 (m) & direction	1.4 S	1.3 W	0.9 SSE	1.1 W	1.4 SW	1.4 SW	1.7 SSW	1.9 SW	1.9 SSW	1.8 SSW	1.7 SSW	1.7 SSW	1.6 SSW	1.9 S	1.6 SSW	2.1 S	1.9 SSW	1.7 S	1.5 S	1.3 SSW	1.1 S	1.0 S
Period (s)	10	8	10	9	15	15	19	17	16	16	15	14	14	19	19	17	16	15	14	14	18	16
Swell2 (m) & direction	0.7 W	1.2 S	0.9 SW	1.0 SW	1.0 WNW	1.3 W	1.4 W	1.4 W	1.2 W	1.1 W	0.9 WNW	0.9 WNW	1.2 S	1.4 SSW	1.4 SSW	0.9 WNW	0.9 W	0.9 WNW	0.9 W	0.9 WNW	1.1 S	1.0 SSW
Period (s)	11	10	16	15	9	10	9	9	8	8	8	8	21	13	13	8	9	9	9	9	13	13
Wind waves (m) & direction	0.5 W	-	1.3 WNW	0.5 N	0.5 N	0.5 N	0.6 N	-	-	0.6 N	0.4 NNW	-	-	-	-	-	-	0.5 N	0.6 N	-	-	-
Period (s)	5	-	8	4	3	3	4	-	-	4	4	-	-	-	-	-	-	4	4	-	-	-

	Friday 01			Saturday 02								Sunday 03								Monday 04
	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	Lances Right Mentawi Islands	Lances Left Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bawa Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bawa Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands
Rating	2	3	3	3	3	4	3	3	3	3	4	4	4	4	4	4	4	4	4	4	4	4
Wave Height (m) & direction (?)	1.2 S	1.2 S	1.2 S	1.2 S	0.8 SW	1.8 W	0.9 SW	1.0 SW	1.0 SW	1.1 SW	1.3 SW	1.4 SW	1.4 SW	1.5 SW	1.4 SW	1.6 SW	1.7 SSW	1.5 SSW	1.9 SW	1.9 SW	1.9 SW	1.9 SSW
Period(s) (?)	10	10	10	10	16	9	16	16	15	15	15	15	15	16	15	15	19	18	17	17	17	16
Energy(?)	529	564	734	833	813	1069	791	854	770	821	1005	1128	1216	1254	1571	1833	2454	2269	2572	2547	2454	2031
Wind (km/h)
Wind State(?)	off	off	off	off	off	cross- off	off	off	off	off	off	off	cross- off	off	off	cross- off	off	off	cross- off	cross- 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	mid-flow	high	mid-ebb
High Tide / height (m)				11:46PM 0.89				11:03AM 0.64				12:46AM 0.86				12:03PM 0.56					2:03AM 0.87
Low Tide / height (m)		4:27PM 0.17				5:22AM 0.30				5:14PM 0.24				6:45AM 0.43				6:00PM 0.28
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	mod. rain	risk thund- der	cloudy	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	some clouds	risk thund- der	risk thund- der	some clouds	some clouds	cloudy	cloudy
Rain (mm)	2	3	5	6	5	-	3	3	1	3	3	2	4	2	1	-	3	3	-	-	-	-
Temp. °C	29	27	27	26	26	28	27	28	28	27	28	27	27	26	27	29	28	28	27	27	27	27
Chill °C (?)	29	27	27	26	26	28	27	28	28	27	28	27	27	26	27	29	28	28	27	27	27	27
Sunrise	-	-	-	-	-	6:31	-	-	-	-	-	-	-	6:28	-	-	-	-	-	-	-	6:26
Sunset	6:27	-	-	-	-	-	-	-	6:30	-	-	-	-	-	-	-	6:30	-	-	-	-	-
Swell1 (m) & direction	1.2 S	1.2 S	1.2 S	1.3 W	1.4 WNW	1.8 W	0.9 SSE	1.2 W	1.1 W	1.1 WNW	1.3 SW	1.4 SW	1.4 SW	1.5 SW	1.4 SW	1.6 SW	1.7 SSW	1.5 SSW	1.9 SW	1.9 SW	1.9 SW	1.9 SSW
Period (s)	10	10	10	8	8	9	10	8	9	9	15	15	15	16	15	15	19	18	17	17	17	16
Swell2 (m) & direction	0.5 SW	0.6 SSW	0.7 SW	1.2 S	1.1 S	1.1 S	0.9 SW	1.0 SW	1.0 SW	1.1 SW	1.2 WNW	1.0 WNW	1.3 W	0.8 W	1.3 W	1.4 W	1.4 W	1.4 W	1.4 W	1.4 W	1.3 W	1.2 W
Period (s)	16	16	16	10	10	10	16	16	15	15	9	9	8	8	10	9	9	9	9	9	9	9
Wind waves (m) & direction	0.2 WNW	0.3 NNW	1.1 WNW	-	0.7 NNW	-	1.3 WNW	0.4 N	0.5 N	0.5 N	0.5 N	0.5 N	-	0.5 N	0.5 N	0.5 N	0.6 N	0.6 N	0.5 N	-	-	-
Period (s)	4	3	8	-	4	-	8	4	4	3	4	3	-	3	3	3	4	4	4	-	-	-

	Friday 01										Saturday 02
	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	Lances Right Mentawi Islands	Lances Left Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bawa Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bawa Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands
Rating	2	3	3	3	3	4	3	3	3	3	4	4	4	4	4	4	4	4	4	4	4	4
Wave Height (m) & direction (?)	1.3 S	1.2 S	1.2 S	1.3 S	1.3 S	2.0 WSW	1.3 S	1.3 S	1.3 S	1.3 S	1.1 S	1.2 S	2.0 W	0.8 SW	0.8 SW	0.8 SW	0.8 SW	0.8 SW	0.8 SW	0.9 SW	0.9 SW	0.9 SW
Period(s) (?)	10	10	10	10	10	8	10	10	10	10	10	10	9	16	16	16	16	16	16	16	16	16
Energy(?)	592	530	529	611	748	1003	774	762	814	814	751	833	1103	778	813	773	733	697	697	791	791	845
Wind (km/h)
Wind State(?)	off	cross- off	cross- off	cross- off	cross- off	cross- on	cross- off	cross- off	cross- off	cross- off	off	off	cross	off	off	cross- off	off	off	cross- off	cross- off	cross- off	cross- off
High Tide / height (m)											11:33PM 0.80
Low Tide / height (m)				4:37PM 0.20													5:35AM 0.40
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	some clouds	risk thund- der	cloudy	cloudy	risk thund- der	risk thund- der	risk thund- der	risk thund- der	some clouds	risk thund- der	some clouds	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
Rain (mm)	1	1	-	1	-	-	1	1	1	3	-	2	-	2	1	1	1	1	1	1	2	2
High °C	28	28	29	27	27	27	27	26	26	26	27	26	28	26	26	26	26	26	27	27	27	28
Chill °C (?)	28	28	29	27	27	27	27	26	26	26	27	26	28	26	26	26	26	26	27	27	27	28
Sunrise	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	6:28	-	-	-	-
Sunset	-	-	-	-	6:30	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Swell1 (m) & direction	1.3 S	1.2 S	1.2 S	1.3 S	1.3 S	1.1 S	1.3 S	1.3 S	1.3 S	1.3 S	1.1 S	1.3 W	1.1 S	1.3 W	1.4 WNW	1.3 W	1.3 W	1.2 W	1.2 W	0.9 SSE	0.9 SSE	0.9 SSE
Period (s)	10	10	10	10	10	11	10	10	10	10	10	8	11	8	8	8	8	8	8	10	10	10
Swell2 (m) & direction	0.5 SW	0.5 SW	0.5 SW	0.7 W	0.6 SW	0.5 SW	0.6 SW	0.6 SW	0.7 SW	0.7 SW	0.7 SW	1.2 S	0.6 SW	1.1 S	1.1 S	1.1 S	1.0 S	1.0 S	1.0 S	0.9 SW	0.9 SW	0.9 SW
Period (s)	17	16	16	11	16	16	16	16	16	16	16	10	16	10	10	10	10	10	10	16	16	16
Wind waves (m) & direction	0.2 NNW	0.2 WNW	0.2 WNW	0.5 W	1.0 W	2.0 WSW	1.1 W	1.2 W	1.2 W	1.2 W	1.2 WNW	-	2.0 W	0.7 NNW	0.7 NNW	0.7 NNW	0.5 N	0.5 N	0.5 N	1.3 WNW	1.3 WNW	1.3 WNW
Period (s)	3	4	4	5	8	8	8	8	8	8	8	-	9	4	4	4	4	4	4	8	8	8

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