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

	Saturday 11			Sunday 12			Monday 13			Tuesday 14			Wednesday 15			Thursday 16			Friday 17			Sat
	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	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Asu Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Secret Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	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	Asu Nias	Hideaways (Mentawi Islands) Mentawi Islands	Asu Nias	Asu Nias	Asu Nias
Rating	2	3	3	3	4	4	3	4	3	3	3	3	3	3	3	3	3	2	2	2	2	2
Wave Height (m) & direction (?)	1.1 SSW	1.0 S	0.9 SSW	0.7 SW	0.8 SW	1.1 SW	1.1 SW	1.2 SW	1.3 SW	1.3 SW	1.2 SW	1.3 SW	1.1 SW	1.1 SW	1.0 SW	1.2 SW	1.2 SW	1.1 SW	0.9 SSW	0.9 SSW	0.9 SSW	0.7 SSW
Period(s) (?)	14	13	13	20	18	18	17	16	16	15	15	14	14	13	13	14	13	13	13	13	12	15
Energy(?)	501	516	360	640	644	936	881	888	1013	803	725	725	644	616	643	667	614	499	286	405	422	392
Wind (km/h)
Wind State(?)	off	cross- off	cross- on	cross- off	cross- on	glass	cross- off	cross- off	cross	off	cross- off	cross	off	off	cross	cross- off	glass	glass	off	cross	cross- off	off
High Tide / height (m)	12:54PM 0.80		2:54AM 0.56
Low Tide / height (m)			7:46PM 0.38	6:18AM 0.39
Weather Advanced Surf Forecast

Summary	some clouds	clear	rain shwrs	risk thund- der	risk thund- der	some clouds	clear	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	some clouds	some clouds	risk thund- der	clear	risk thund- der	rain shwrs	risk thund- der	clear	clear	clear
Rain (mm)	-	-	9	2	1	-	-	5	5	2	2	11	-	-	1	-	2	3	1	-	-	-
High °C	29	29	29	28	28	27	29	28	28	29	29	28	28	28	28	28	28	29	28	29	29	28
Low °C	28	28	28	28	28	26	28	28	27	28	28	27	27	28	27	28	28	27	28	29	28	28
Chill °C (?)	29	29	29	28	28	27	29	28	28	29	29	28	28	28	28	28	28	29	28	29	29	28
Sunrise	6:20	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:26
Sunset	-	6:21	-	-	6:24	-	-	6:24	-	-	6:24	-	-	6:24	-	-	6:23	-	-	6:34	-	-
Swell1 (m) & direction	1.1 SSW	1.0 S	0.9 SSW	0.9 SSW	0.9 SSW	1.1 SW	1.1 SW	1.2 SW	1.3 SW	1.3 SW	1.2 SW	1.3 SW	1.1 SW	1.1 SW	1.0 SW	1.2 SW	1.2 SW	1.1 SW	0.9 SSW	0.9 SSW	0.9 SSW	0.8 SSW
Period (s)	14	13	13	12	12	18	17	16	16	15	15	14	14	13	13	14	13	13	13	13	12	12
Swell2 (m) & direction	0.4 W	0.4 SW	0.4 SW	0.7 SW	0.8 SW	0.9 SSW	0.8 S	0.8 S	0.8 S	0.6 S	0.7 S	0.6 S	0.6 S	0.6 S	0.8 SSW	0.6 S	0.6 S	0.6 S	0.5 S	0.5 S	0.5 S	0.7 SSW
Period (s)	6	13	13	20	18	12	11	9	8	8	8	8	8	9	15	9	9	9	8	8	8	15
Wind waves (m) & direction	-	0.4 W	-	-	0.4 W	-	-	-	-	-	0.4 W	-	-	0.3 WNW	-	-	-	-	-	-	-	-
Period (s)	-	6	-	-	6	-	-	-	-	-	6	-	-	6	-	-	-	-	-	-	-	-

	Saturday 11					Sunday 12								Monday 13								Tue
	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM
Best forecast wave conditions in Sumatra	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Secret Nias	Bawa Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bawa Nias	Bankvaults Mentawi Islands
Rating	3	3	2	3	3	3	3	3	3	3	3	3	3	4	4	4	4	4	3	3	4	4
Wave Height (m) & direction (?)	1.1 SSW	1.1 S	1.0 S	1.0 S	1.0 S	1.0 S	0.7 SW	0.8 SW	0.8 SW	0.7 SW	0.8 SW	0.9 SW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	1.2 SW	1.2 SW	1.2 SW	1.3 SW	1.3 SW
Period(s) (?)	14	13	13	13	13	12	20	20	20	19	18	18	18	18	18	18	17	17	16	16	16	16
Energy(?)	501	503	410	516	512	519	635	734	677	662	635	801	928	1024	1031	1046	1000	1000	888	860	1033	1013
Wind (km/h)
Wind State(?)	off	cross- off	cross- off	cross- off	cross- off	cross- off	glass	glass	glass	glass	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	glass	cross- off	cross- off	cross- off	cross- off	cross- off
Tide State(?)	-	high	mid-ebb	mid-ebb	low	mid-flow	high	ebb	ebb	ebb	ebb	ebb	ebb	ebb	ebb	ebb	ebb	ebb	ebb	ebb	ebb	ebb
High Tide / height (m)		12:18PM 0.68					2:54AM 0.56
Low Tide / height (m)					7:46PM 0.38
Weather Advanced Surf Forecast

Summary	some clouds	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	some clouds	some clouds	some clouds	some clouds	some clouds	cloudy	some clouds	risk thund- der	risk thund- der	some clouds	risk thund- der
Rain (mm)	-	1	4	-	2	3	6	3	1	2	1	-	-	-	-	-	-	-	3	2	-	3
Temp. °C	28	29	29	28	28	27	27	27	28	28	28	28	27	27	27	27	28	28	28	28	28	27
Chill °C (?)	28	29	29	28	28	27	27	27	28	28	28	28	27	27	27	27	28	28	28	28	28	27
Sunrise	-	-	-	-	-	-	-	6:20	-	-	-	-	-	-	-	6:20	-	-	-	-	-	-
Sunset	-	-	6:25	-	-	-	-	-	-	-	6:25	-	-	-	-	-	-	-	6:24	-	-	-
Swell1 (m) & direction	1.1 SSW	1.1 S	1.0 S	1.0 S	1.0 S	1.0 S	0.9 SSW	0.8 SSW	0.8 SSW	0.9 SSW	0.9 SSW	0.9 SW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	1.2 SW	1.2 SW	1.2 SW	1.3 SW	1.3 SW
Period (s)	14	13	13	13	13	12	12	12	12	12	12	18	18	18	18	18	17	17	16	16	16	16
Swell2 (m) & direction	0.4 W	0.4 W	0.5 W	0.4 SW	0.4 SW	0.4 SW	0.7 SW	0.8 SW	0.8 SW	0.7 SW	0.8 SW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.8 SSW	0.8 S	0.8 S	0.8 SSW	0.8 S
Period (s)	6	6	5	13	13	20	20	20	20	19	18	12	12	12	12	12	12	12	9	8	12	8
Wind waves (m) & direction	-	-	-	0.5 W	0.5 W	0.5 W	-	-	-	-	0.4 W	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	-	-	6	5	6	-	-	-	-	6	-	-	-	-	-	-	-	-	-	-	-

	Saturday 11																Sunday 12
	8AM	9AM	10AM	11AM	12PM	1PM	2PM	3PM	4PM	5PM	6PM	7PM	8PM	9PM	10PM	11PM	0AM	1AM	2AM	3AM	4AM	5AM
Best forecast wave conditions in Sumatra	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Secret Nias	Bawa Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bawa Nias	Bankvaults Mentawi Islands
Rating	3	3	2	3	3	3	3	3	3	3	3	3	3	4	4	4	4	4	3	3	4	4
Wave Height (m) & direction (?)	1.1 S	1.1 SSW	1.1 SSW	1.1 SSW	1.1 S	1.1 S	1.0 S	1.0 S	1.0 S	0.9 SSW	1.0 S	1.0 S	1.0 S	1.0 S	1.0 S	1.0 S	0.9 SSW	0.9 SSW	0.9 SSW	0.7 SW	0.9 SSW	0.7 SW
Period(s) (?)	14	13	14	13	13	13	13	13	14	14	13	13	13	13	13	13	13	13	12	20	13	20
Energy(?)	517	487	501	500	530	503	443	411	433	370	405	404	398	531	526	558	360	443	408	639	529	631
Wind (km/h)
Wind State(?)	off	cross- off	off	cross- off	glass	cross- off	cross- off	cross- on	on	on	cross- off	cross- off	cross- off	cross- on	cross- on	cross- on	cross- on	cross	cross- off	cross- off	cross- off	glass
High Tide / height (m)						12:18PM 0.68														2:54AM 0.56
Low Tide / height (m)													7:46PM 0.38
Weather Advanced Surf Forecast

Summary	clear	risk thund- der	some clouds	some clouds	clear	some clouds	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	some clouds	clear	risk thund- der	risk thund- der	some clouds	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der
Rain (mm)	-	1	-	-	-	-	1	1	1	1	1	1	-	-	1	1	-	1	2	2	2	1
High °C	27	27	28	28	29	29	29	29	29	28	28	28	28	28	28	28	27	28	27	27	28	27
Chill °C (?)	27	27	28	28	29	29	29	29	29	28	28	28	28	28	28	28	27	28	27	27	28	27
Sunrise	6:20	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Sunset	-	-	-	-	-	-	-	-	-	-	6:25	-	-	-	-	-	-	-	-	-	-	-
Swell1 (m) & direction	1.1 S	1.1 SSW	1.1 SSW	1.1 SSW	1.1 S	1.1 S	1.0 S	1.0 S	1.0 S	0.9 SSW	1.0 S	1.0 S	1.0 S	1.0 S	1.0 S	1.0 S	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SSW
Period (s)	14	13	14	13	13	13	13	13	14	14	13	13	13	13	13	13	13	13	12	12	13	12
Swell2 (m) & direction	0.4 W	0.4 W	0.4 W	0.4 W	0.5 W	0.4 W	0.5 W	0.5 W	0.4 W	0.4 W	0.5 W	0.5 W	0.5 W	0.4 SW	0.4 SW	0.4 SW	0.4 SW	0.4 W	0.5 W	0.7 SW	0.6 SW	0.7 SW
Period (s)	6	6	6	6	6	6	6	6	6	6	5	5	5	13	13	13	13	6	5	20	20	20
Wind waves (m) & direction	0.4 WNW	-	-	-	-	-	-	-	-	-	-	-	-	0.5 W	0.5 W	0.5 W	-	-	-	-	-	-
Period (s)	6	-	-	-	-	-	-	-	-	-	-	-	-	5	5	5	-	-	-	-	-	-

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