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 14			Sunday 15			Monday 16			Tuesday 17			Wednesday 18			Thursday 19			Friday 20
	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	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Lances Right Mentawi Islands	Hiliduha Nias	Asu Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Bankvaults Mentawi Islands	Asu Nias	Asu Nias
Rating	2	2	2	3	3	3	3	3	3	3	3	2	2	3	3	3	3	3	3	3	3	3
Wave Height (m) & direction (?)	0.6 SSW	0.6 SSW	0.5 S	0.6 SSW	0.8 SSW	1.1 SW	1.2 SSW	1.2 SSW	1.1 SW	1.2 SSW	1.1 SSW	0.9 SSW	0.8 SSW	0.7 SW	0.9 SSW	0.6 S	0.8 SSW	0.7 SSW	0.5 SSW	1.0 SSW	0.9 SSW	1.2 SSW
Period(s) (?)	12	12	14	20	19	18	17	16	16	15	14	14	13	13	13	18	12	16	15	15	15	14
Energy(?)	213	189	287	437	679	945	865	778	620	630	768	556	376	383	577	543	543	551	279	560	431	605
Wind (km/h)
Wind State(?)	cross- off	off	cross- off	cross	off	cross- off	cross- on	off	cross- off	cross- on	cross- off	off	off	cross- off	off	off	off	off	cross- off	off	cross- on	cross- off
High Tide / height (m)		4:56AM 0.56	4:52PM 0.67		5:29AM 0.53	5:38PM 1.07		6:11AM 0.73	6:13PM 1.14		6:42AM 0.83	6:44PM 1.18		7:11AM 0.93		7:15PM 1.20	7:41AM 1.02		7:45PM 1.18	7:51AM 0.71		8:15PM 1.12
Low Tide / height (m)	11:37PM 0.31	9:30AM 0.33		11:52PM 0.24	10:34AM 0.25		12:12AM 0.17	11:23AM 0.20		12:35AM 0.11	12:06PM 0.15		1:01AM 0.05	12:46PM 0.10		1:27AM 0.01		1:25PM 0.07	1:55AM -0.01		2:06PM 0.06	2:24AM -0.02
Weather Advanced Surf Forecast

Summary	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	mod. rain	risk thund- der	risk thund- der	risk thund- der	risk thund- der	rain shwrs	risk thund- der	cloudy	risk thund- der	some clouds	some clouds	some clouds
Rain (mm)	7	1	5	5	-	1	9	3	-	13	6	4	3	2	3	2	1	-	2	-	-	-
High °C	28	29	29	27	29	29	28	28	27	27	27	27	26	29	28	27	28	28	28	29	29	29
Low °C	27	28	28	27	28	28	27	28	26	26	26	26	26	27	28	26	28	28	27	29	29	29
Chill °C (?)	28	29	29	27	29	29	28	28	27	27	27	27	26	29	28	27	28	28	28	29	29	29
Sunrise	-	6:31	-	-	6:31	-	-	6:28	-	-	6:31	-	-	6:31	-	-	6:31	-	-	6:31	-	-
Sunset	-	-	6:42	-	-	6:42	-	-	6:45	-	-	6:42	-	-	6:40	-	-	6:40	-	-	6:46	-
Swell1 (m) & direction	0.8 W	0.7 W	0.6 SSW	0.7 W	0.8 SSW	1.1 SW	1.2 SSW	1.2 SSW	1.1 SW	1.2 SSW	1.4 WSW	1.2 WSW	1.0 WSW	1.1 WSW	1.2 WSW	1.1 WSW	1.1 WSW	1.0 WSW	0.7 SSW	1.0 SSW	0.9 SSW	1.2 SSW
Period (s)	7	7	12	6	19	18	17	16	16	15	8	8	8	8	8	8	8	8	10	15	15	14
Swell2 (m) & direction	0.6 SSW	0.6 SSW	0.5 S	0.6 S	0.8 SSW	0.8 S	0.6 W	0.6 W	0.4 SSW	0.8 WSW	1.1 SSW	0.9 SSW	0.8 SSW	0.7 SW	0.9 SSW	0.7 SSW	0.8 SSW	0.8 SSW	0.6 SW	0.9 WSW	0.6 S	0.5 WSW
Period (s)	12	12	9	13	12	12	6	6	11	5	14	14	13	13	13	12	12	10	8	8	10	7
Wind waves (m) & direction	-	-	0.7 W	0.3 NNW	0.4 NNW	-	-	-	-	-	-	0.4 N	0.9 N	0.9 NNW	0.6 N	0.5 N	0.4 NNW	0.6 N	-	-	-	-
Period (s)	-	-	7	3	3	-	-	-	-	-	-	3	4	4	4	4	3	4	-	-	-	-

	Fri	Saturday 14								Sunday 15								Monday 16
	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	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bawa Nias	Kandui Left Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands
Rating	2	2	2	1	2	1	2	2	2	2	3	3	3	3	3	3	3	3	3	3	3	3
Wave Height (m) & direction (?)	0.7 SSW	0.7 SSW	0.7 SSW	0.6 SSW	0.5 S	0.6 SSW	0.5 S	0.6 S	0.6 S	0.6 SSW	0.8 SSW	0.8 SSW	0.8 SSW	0.9 SSW	1.1 SW	1.0 SSW	1.0 SSW	1.2 SSW	1.2 SSW	1.1 SW	1.2 SSW	1.2 SSW
Period(s) (?)	12	12	12	12	15	12	14	13	13	20	20	20	19	18	18	18	18	17	16	16	16	16
Energy(?)	252	247	219	195	254	173	287	216	239	437	661	691	679	752	945	836	781	865	795	756	780	770
Wind (km/h)
Wind State(?)	cross- off	cross- off	cross- off	cross- off	off	cross- off	cross- off	cross- off	off	cross- off	cross- off	cross- off	cross- off	off	cross- off	cross- off	cross- off	cross- off	cross- off	glass	cross- off	cross- off
Tide State(?)	-	low	mid-flow	high	low	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
High Tide / height (m)				4:57AM 0.57				4:59PM 0.98				5:37AM 0.64				5:38PM 1.07				5:51AM 0.47
Low Tide / height (m)		11:37PM 0.31			9:31AM 0.29					11:52PM 0.24				10:34AM 0.27				12:12AM 0.17				11:23AM 0.20
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	mod. rain	risk thund- der	risk thund- der	some clouds	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	some clouds	some clouds	risk thund- der	some clouds	some clouds	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der
Rain (mm)	1	2	6	2	1	-	3	2	1	2	1	1	-	-	1	-	-	2	4	2	3	3
Temp. °C	27	27	27	27	28	29	29	28	27	26	26	26	28	29	29	28	27	27	26	27	27	28
Chill °C (?)	27	27	27	27	28	29	29	28	27	26	26	26	28	29	29	28	27	27	26	27	27	28
Sunrise	-	-	-	6:31	-	-	-	-	-	-	-	6:31	-	-	-	-	-	-	-	6:41	-	-
Sunset	-	-	-	-	-	-	6:42	-	-	-	-	-	-	-	6:42	-	-	-	-	-	-	-
Swell1 (m) & direction	0.8 WSW	0.8 WSW	0.6 WSW	0.7 W	0.7 W	0.6 W	0.6 SSW	0.7 W	0.7 W	0.7 W	0.8 SSW	0.8 SSW	0.8 SSW	0.9 SSW	1.1 SW	1.0 SSW	1.0 SSW	1.2 SSW	1.2 SSW	1.1 SW	1.2 SSW	1.2 SSW
Period (s)	7	7	7	7	7	7	12	7	7	6	20	20	19	18	18	18	18	17	16	16	16	16
Swell2 (m) & direction	0.7 SSW	0.7 SSW	0.7 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.5 S	0.6 S	0.6 S	0.6 S	0.7 W	0.7 SSW	0.8 SSW	0.7 SSW	0.8 S	0.7 SSW	0.6 W	0.6 W	0.6 W	0.7 SSW	0.6 WSW	0.6 WSW
Period (s)	12	12	12	12	12	12	9	13	13	13	6	13	12	12	12	12	6	6	6	12	6	6
Wind waves (m) & direction	0.3 WNW	-	-	-	-	0.2 NNW	0.7 W	-	0.3 NNW	0.3 NNW	-	-	0.4 NNW	0.5 N	-	-	-	-	-	-	-	-
Period (s)	3	-	-	-	-	3	7	-	3	3	-	-	3	3	-	-	-	-	-	-	-	-

	Friday 13				Saturday 14
	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	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bawa Nias	Kandui Left Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands
Rating	2	2	2	1	2	1	2	2	2	2	3	3	3	3	3	3	3	3	3	3	3	3
Wave Height (m) & direction (?)	0.7 SW	0.7 SSW	0.7 SSW	0.7 SSW	0.6 SSW	0.7 SSW	0.7 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.5 S	0.5 S
Period(s) (?)	13	12	13	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	14	14
Energy(?)	286	261	261	250	213	247	246	212	196	196	194	195	194	189	189	188	173	173	173	148	287	287
Wind (km/h)
Wind State(?)	cross- off	cross- off	cross	cross- on	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	off	off	cross- off	off	off	cross- off	cross- off	cross- off	cross- off	on	cross	cross- off
High Tide / height (m)										4:56AM 0.56												4:59PM 0.98
Low Tide / height (m)					11:35PM 0.25										9:30AM 0.33
Weather Advanced Surf Forecast

Summary	some clouds	risk thund- der	risk thund- der	some clouds	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	clear	risk thund- der	clear	some clouds	some clouds	some clouds	some clouds	some clouds	risk thund- der	some clouds	risk thund- der	clear
Rain (mm)	-	1	1	-	1	1	2	1	1	1	-	1	-	-	-	-	-	-	1	-	1	-
High °C	28	27	28	27	28	27	27	26	26	26	26	26	27	27	28	29	29	29	29	28	29	29
Chill °C (?)	28	27	28	27	28	27	27	26	26	26	26	26	27	27	28	29	29	29	29	28	29	29
Sunrise	-	-	-	-	-	-	-	-	-	-	-	6:31	-	-	-	-	-	-	-	-	-	-
Sunset	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Swell1 (m) & direction	0.8 WSW	0.8 WSW	0.8 WSW	0.8 WSW	0.8 W	0.8 WSW	0.8 WSW	0.8 W	0.7 W	0.7 W	0.7 W	0.7 W	0.7 W	0.7 W	0.7 W	0.7 W	0.6 W	0.6 W	0.6 W	0.6 SSW	0.6 SSW	0.6 SSW
Period (s)	8	8	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	12	12	12
Swell2 (m) & direction	0.7 SW	0.7 SSW	0.7 SSW	0.7 SSW	0.6 SSW	0.7 SSW	0.7 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.5 WSW	0.5 S	0.5 S
Period (s)	13	12	13	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	7	9	9
Wind waves (m) & direction	-	0.3 WNW	-	0.3 WNW	0.3 WNW	-	-	-	-	-	-	-	-	-	-	-	0.2 NNW	0.2 NNW	0.2 NNW	-	0.7 W	0.7 W
Period (s)	-	3	-	3	3	-	-	-	-	-	-	-	-	-	-	-	3	3	3	-	7	7

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