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

	Wed	Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16			Tuesday 17			Wednesday 18
	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	Asu Nias	Kandui Left Mentawi Islands	Gilligans Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Gilligans Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Teabags Simeulue Island	Bankvaults Mentawi Islands
Rating	4	3	3	2	2	2	2	1	2	3	3	3	3	3	3	3	2	2	2	3	2	3
Wave Height (m) & direction (?)	2.4 SW	2.2 WSW	2.0 W	1.4 WSW	0.7 SW	0.7 SW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.8 SSW	0.9 SW	1.0 SW	1.2 SSW	1.2 SSW	1.1 SW	1.0 SSW	0.9 SSW	0.8 SSW	0.7 SW	0.8 SSW	0.6 S
Period(s) (?)	9	10	10	9	13	13	12	12	12	20	19	18	18	16	16	14	14	14	13	13	13	18
Energy(?)	1056	1107	1005	481	364	321	214	184	177	442	653	664	765	789	741	552	479	403	308	353	321	496
Wind (km/h)
Wind State(?)	cross	cross- on	cross	glass	glass	glass	cross- off	off	off	cross- on	cross- off	glass	glass	cross- off	cross- off	cross- on	off	off	off	off	cross- on	cross- off
High Tide / height (m)			4:00PM 0.41	3:53AM 0.28		4:11PM 0.92		4:57AM 0.57	5:00PM 1.00		5:28AM 0.51	5:40PM 1.09		6:13AM 0.75	6:15PM 1.16		6:42AM 0.83	6:44PM 1.18		7:11AM 0.93		7:15PM 1.20
Low Tide / height (m)		6:11AM 0.16		11:27PM 0.22	8:23AM 0.22		11:38PM 0.32	9:30AM 0.33		11:54PM 0.18	10:31AM 0.25		12:12AM 0.17	11:24AM 0.21		12:35AM 0.11	12:06PM 0.15		12:55AM 0.03	12:46PM 0.10		1:27AM 0.01
Weather Advanced Surf Forecast

Summary	risk thund- der	cloudy	risk thund- der	some clouds	some clouds	some clouds	rain shwrs	risk thund- der	risk thund- der	risk thund- der	cloudy	some clouds	rain shwrs	some clouds	risk thund- der	risk thund- der	rain shwrs	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der
Rain (mm)	6	-	1	-	-	-	4	1	2	10	-	-	1	-	3	9	1	4	7	9	1	23
High °C	28	27	27	27	28	29	28	29	29	28	28	28	28	28	28	27	28	28	27	28	27	26
Low °C	27	25	26	27	27	28	27	28	29	26	26	27	27	28	27	26	27	27	26	27	27	24
Chill °C (?)	28	27	27	27	28	29	28	29	29	28	28	28	28	28	28	27	28	28	27	28	27	26
Sunrise	-	6:31	-	-	6:31	-	-	6:31	-	-	6:31	-	-	6:31	-	-	6:31	-	-	6:31	-	-
Sunset	-	-	6:39	-	-	6:42	-	-	6:42	-	-	6:46	-	-	6:42	-	-	6:42	-	-	6:50	-
Swell1 (m) & direction	2.4 SW	2.2 WSW	2.0 W	1.4 WSW	1.0 WSW	0.9 WSW	0.8 WSW	0.7 W	0.7 W	0.7 W	0.8 SSW	0.9 SW	1.0 SW	1.2 SSW	1.2 SSW	1.1 SW	1.0 SSW	0.9 SSW	0.8 SSW	0.7 SW	0.8 WSW	1.2 W
Period (s)	9	10	10	9	8	8	7	7	7	6	19	18	18	16	16	14	14	14	13	13	8	7
Swell2 (m) & direction	0.7 SSE	0.7 SSE	0.7 SSE	0.6 SSE	0.7 SW	0.7 SW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 S	0.7 SSW	0.8 SSW	0.7 SSW	0.6 SSW	0.5 SSW	0.5 S	0.6 W	0.6 W	0.7 W	0.5 S	0.8 SSW	0.6 S
Period (s)	11	10	10	10	13	13	12	12	12	13	12	12	12	11	11	9	5	5	7	9	13	18
Wind waves (m) & direction	-	-	-	-	-	-	-	-	0.2 N	-	-	-	-	-	0.5 W	0.6 WNW	0.6 N	0.5 N	0.6 N	1.1 W	-	0.3 NNW
Period (s)	-	-	-	-	-	-	-	-	3	-	-	-	-	-	6	6	4	4	4	7	-	4

	Wed	Thursday 12								Friday 13								Saturday 14
	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	Treasure Island Banyak Islands	Jackals Simeulue Island	Jackals Simeulue Island	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Gilligans Mentawi Islands	Gilligans Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Bankvaults Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands
Rating	2	4	4	4	4	3	3	3	3	3	3	2	2	2	2	2	2	2	2	2	2	1
Wave Height (m) & direction (?)	1.6 SW	2.3 SW	2.3 SW	2.4 SW	2.2 SW	2.0 WSW	1.8 WSW	1.7 WSW	1.6 WSW	1.5 W	1.4 W	1.1 WSW	0.7 SW	0.7 SW	0.7 SW	0.7 SW	0.7 SSW	0.6 SSW	0.7 SSW	0.6 SSW	0.5 S	0.6 SSW
Period(s) (?)	7	9	10	10	10	10	10	10	9	9	9	8	13	13	13	13	12	12	12	12	15	12
Energy(?)	473	1009	1133	1364	1104	990	831	747	637	596	530	398	364	359	321	287	250	213	206	206	254	183
Wind (km/h)
Wind State(?)	off	cross- off	cross- off	glass	glass	cross- off	glass	glass	glass	cross- off	cross- off	cross- off	glass	glass	glass	cross- off	cross- off	cross- off	glass	cross- off	cross- off	cross- off
Tide State(?)	high-ebb	mid-ebb	low-ebb	low	mid-flow	mid-flow	high	mid-ebb	mid-ebb	low	high	mid-ebb	low	mid-flow	mid-flow	high	mid-ebb	low	mid-flow	high	low	mid-flow
High Tide / height (m)							3:03PM 0.85				3:37AM 0.38					4:09PM 0.90				4:56AM 0.56
Low Tide / height (m)				5:59AM 0.21						11:10PM 0.31			7:58AM 0.36					11:37PM 0.31			9:31AM 0.29
Weather Advanced Surf Forecast

Summary	risk thund- der	some clouds	some clouds	some clouds	some clouds	cloudy	some clouds	some clouds	some clouds	some clouds	cloudy	some clouds	some clouds	some clouds	some clouds	some clouds	clear	some clouds	some clouds	some clouds	risk thund- der	risk thund- der
Rain (mm)	4	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	1
Temp. °C	27	27	26	28	28	27	28	28	27	26	26	27	27	28	28	28	27	27	28	26	28	29
Chill °C (?)	27	27	26	28	28	27	28	28	27	26	26	27	27	28	28	28	27	27	28	26	28	29
Sunrise	-	-	-	6:41	-	-	-	-	-	-	-	6:31	-	-	-	-	-	-	-	6:31	-	-
Sunset	-	-	-	-	-	-	6:42	-	-	-	-	-	-	-	6:42	-	-	-	-	-	-	-
Swell1 (m) & direction	1.6 SW	2.3 SW	2.3 SW	2.4 SW	2.2 SW	2.0 WSW	1.8 WSW	1.7 WSW	1.6 WSW	1.5 W	1.4 W	1.1 WSW	1.0 WSW	1.0 WSW	0.9 WSW	0.8 WSW	0.8 WSW	0.8 WSW	0.7 SSW	0.8 W	0.7 W	0.7 WSW
Period (s)	7	9	10	10	10	10	10	10	9	9	9	8	8	8	8	7	7	7	12	7	7	7
Swell2 (m) & direction	0.4 SW	0.8 SSE	0.8 SSE	0.6 SSE	0.6 SSE	0.7 SSE	0.6 SSE	0.6 SSE	0.6 SSE	0.7 SSW	0.7 SSW	0.7 SSW	0.7 SW	0.7 SW	0.7 SW	0.7 SW	0.7 SSW	0.6 SSW	0.7 WSW	0.6 SSW	0.6 SSW	0.6 SSW
Period (s)	13	11	11	11	11	10	10	10	10	14	13	13	13	13	13	13	12	12	7	12	12	12
Wind waves (m) & direction	1.3 WSW	-	-	-	-	0.3 N	-	-	-	0.2 N	-	-	-	-	-	-	-	-	-	0.2 NNW	-	0.2 N
Period (s)	7	-	-	-	-	4	-	-	-	4	-	-	-	-	-	-	-	-	-	2	-	3

	Wednesday 11				Thursday 12
	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	Treasure Island Banyak Islands	Jackals Simeulue Island	Jackals Simeulue Island	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Gilligans Mentawi Islands	Gilligans Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Bankvaults Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands
Rating	2	4	4	4	4	3	3	3	3	3	3	2	2	2	2	2	2	2	2	2	2	1
Wave Height (m) & direction (?)	1.5 SW	2.1 SW	2.1 SW	2.1 SW	2.4 SW	1.8 W	1.9 W	2.0 W	2.1 W	1.8 W	2.1 W	2.3 WSW	2.2 WSW	2.2 WSW	2.2 WSW	2.1 WSW	2.1 WSW	2.0 WSW	1.9 SW	1.9 WSW	1.8 WSW	1.8 WSW
Period(s) (?)	6	8	8	8	9	8	8	9	9	8	10	10	10	10	10	10	10	10	10	10	10	10
Energy(?)	277	1159	797	838	1678	705	795	898	992	671	1374	1134	1069	1107	1107	1067	1065	990	807	922	853	819
Wind (km/h)
Wind State(?)	off	cross- on	cross- on	cross- on	cross	cross	cross	cross	cross	cross	cross	cross- on	cross- on	cross- on	cross- on	cross- off	off	off	cross- off	glass	off	glass
High Tide / height (m)							1:59AM 0.48
Low Tide / height (m)											5:55AM 0.28	6:29AM 0.34
Weather Advanced Surf Forecast

Summary	risk thund- der	some clouds	some clouds	risk thund- der	risk thund- der	risk thund- der	risk thund- der	mod. rain	mod. rain	risk thund- der	risk thund- der	light rain	cloudy	cloudy	cloudy	some clouds	cloudy	some clouds	clear	some clouds	some clouds	some clouds
Rain (mm)	1	-	-	1	1	2	3	6	7	4	4	1	-	-	-	-	-	-	-	-	-	-
High °C	27	27	27	27	27	26	25	25	24	25	25	24	25	25	25	26	27	27	28	28	27	28
Chill °C (?)	27	27	27	27	27	26	25	25	24	25	25	24	25	25	25	26	27	27	28	28	27	28
Sunrise	-	-	-	-	-	-	-	-	-	-	-	6:31	-	-	-	-	-	-	-	-	-	-
Sunset	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Swell1 (m) & direction	0.5 SW	2.1 SW	2.1 SW	0.7 SSE	2.4 SW	0.8 SSE	0.8 SSE	0.8 SSE	0.7 SSE	0.8 SSE	2.1 W	2.3 WSW	2.2 WSW	2.2 WSW	2.2 WSW	2.1 WSW	2.1 WSW	2.0 WSW	1.9 SW	1.9 WSW	1.8 WSW	1.8 WSW
Period (s)	13	8	8	11	9	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10
Swell2 (m) & direction	0.2 SSW	0.8 SSE	0.8 SSE	0.5 SW	0.7 SSE	0.5 SW	0.5 SW	0.5 SW	0.5 SW	0.5 SW	0.7 SSE	0.7 SSE	0.7 SSE	0.7 SSE	0.7 SSE	0.7 SSE	0.7 SSE	0.7 SSE	0.5 SSE	0.7 SSE	0.6 S	0.6 SSE
Period (s)	18	10	10	12	11	12	12	12	12	12	10	10	10	10	10	10	10	10	10	10	10	10
Wind waves (m) & direction	1.5 SW	1.9 SW	-	2.1 SW	2.1 SW	1.8 W	1.9 W	2.0 W	2.1 W	1.8 W	1.8 W	-	-	-	-	-	0.3 N	0.3 N	-	0.3 N	0.3 N	-
Period (s)	6	7	-	8	8	8	8	9	9	8	8	-	-	-	-	-	4	4	-	4	4	-

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