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

	Friday 17			Saturday 18			Sunday 19			Monday 20			Tuesday 21			Wednesday 22			Thursday 23			Fri
	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	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Gilligans Mentawi Islands	Jackals Simeulue Island	Kandui Left Mentawi Islands	Gilligans Mentawi Islands	Asu Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Thunders Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Lagundri - The Point Nias
Rating	2	2	2	2	3	2	3	3	3	2	3	2	2	3	4	4	4	4	4	4	4	4
Wave Height (m) & direction (?)	1.1 SW	1.0 SSW	1.0 SSW	0.7 SSW	0.6 SSW	1.1 SSW	1.0 SSW	0.6 SSW	0.9 SSW	0.8 SSW	0.8 SSW	0.8 SSW	1.0 SSW	0.8 SSW	1.0 SSW	0.8 S	0.7 SSW	1.1 SSW	1.7 S	1.8 S	1.6 S	1.6 SSW
Period(s) (?)	13	13	12	15	14	14	13	18	13	16	15	15	14	13	12	19	19	18	16	15	15	14
Energy(?)	451	456	423	402	426	564	497	421	385	432	416	395	404	418	597	910	698	1171	1514	1637	1378	1068
Wind (km/h)
Wind State(?)	off	cross- off	cross- off	off	cross- on	glass	off	cross- on	glass	cross- off	cross- on	cross- on	cross- off	cross	glass	glass	on	glass	cross	glass	glass	on
High Tide / height (m)		6:52PM 0.52		6:41AM 1.32	6:36PM 0.62		7:00AM 0.88		7:14PM 0.57	7:47AM 1.18		7:54PM 0.51	8:23AM 0.83		8:37PM 0.44	9:31AM 1.22		9:28PM 0.38	10:29AM 1.11		10:42PM 0.34	11:25AM 0.63
Low Tide / height (m)		1:03PM 0.03	12:07AM -0.01	12:58PM -0.03		12:24AM -0.03		1:27PM -0.00	12:56AM -0.03		2:12PM 0.02	1:30AM -0.00		3:02PM 0.07	2:06AM 0.04		3:59PM 0.14	2:46AM 0.10		5:09PM 0.22	3:39AM 0.18
Weather Advanced Surf Forecast

Summary	clear	clear	rain shwrs	clear	clear	risk thund- der	risk thund- der	cloudy	risk thund- der	clear	clear	some clouds	mod. rain	cloudy	risk thund- der	clear	clear	rain shwrs	risk thund- der	risk thund- der	rain shwrs	risk thund- der
Rain (mm)	-	-	6	-	-	4	1	-	16	-	-	-	10	-	2	-	-	2	1	1	2	1
High °C	29	29	29	28	29	28	28	27	28	28	29	27	25	27	26	28	29	28	28	28	29	28
Low °C	28	29	28	28	29	26	28	27	26	28	28	26	25	26	26	28	29	28	28	28	28	28
Chill °C (?)	29	29	29	28	29	28	28	27	28	28	29	27	25	27	26	28	29	28	28	28	29	28
Sunrise	6:26	-	-	6:26	-	-	6:26	-	-	6:20	-	-	6:20	-	-	6:18	-	-	6:18	-	-	6:22
Sunset	-	6:34	-	-	6:23	-	-	6:20	-	-	6:19	-	-	6:22	-	-	6:32	-	-	6:22	-	-
Swell1 (m) & direction	1.1 SW	1.0 SSW	1.0 SSW	0.8 SSW	0.8 SSW	1.1 SSW	1.0 SSW	0.7 SW	0.9 SSW	0.8 SSW	0.8 SSW	0.8 SSW	1.0 SSW	0.8 SSW	1.0 SSW	1.1 S	0.9 SSW	1.1 SSW	1.7 S	1.8 S	1.6 S	1.6 SSW
Period (s)	13	13	12	12	12	14	13	13	13	16	15	15	14	13	12	12	12	18	16	15	15	14
Swell2 (m) & direction	0.5 S	0.5 S	0.4 SW	0.7 SSW	0.6 SSW	0.4 SW	0.4 SW	0.6 SSE	0.5 SSW	0.6 SSE	0.7 SSE	0.6 SW	0.6 SSE	0.6 SW	0.6 SSE	0.8 S	0.7 SSW	0.8 SSW	0.3 SW	0.4 SW	0.6 SW	0.5 SW
Period (s)	9	8	16	15	14	20	19	8	5	8	8	12	8	13	7	19	19	12	18	17	16	15
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	0.3 NNW	0.5 N	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	3	4	-	-	-	-	-	-	-	-

	Friday 17							Saturday 18								Sunday 19
	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM
Best forecast wave conditions in Sumatra	Jackals Simeulue Island	Jackals Simeulue Island	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Green Bush Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Secret Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias
Rating	3	3	2	2	2	2	2	2	2	3	2	2	2	2	2	3	3	3	2	3	3	3
Wave Height (m) & direction (?)	1.1 SW	1.1 SW	1.0 SW	0.9 SSW	1.0 SSW	0.9 SSW	0.9 SSW	1.0 SSW	0.9 SSW	1.0 SSW	0.7 SSW	0.7 SSW	0.8 SSW	0.8 SSW	0.8 SSW	1.1 SSW	1.0 SSW	1.1 SSW	0.9 SSW	0.9 SSW	1.0 SSW	0.9 SSW
Period(s) (?)	13	13	13	12	13	12	12	12	12	12	15	15	15	15	14	14	14	14	13	13	13	13
Energy(?)	501	500	441	393	456	394	428	423	450	556	402	400	490	479	423	564	528	570	439	524	530	503
Wind (km/h)
Wind State(?)	cross- off	cross- off	cross- off	glass	cross- off	cross- off	cross- off	cross- off	glass	cross- off	off	cross- off	cross- off	cross- off	cross- off	glass	glass	off	off	off	cross- off	cross- off
Tide State(?)	-	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	high	mid-ebb	low	mid-flow
High Tide / height (m)		6:44AM 0.62				5:58PM 0.66				6:27AM 1.13				6:36PM 0.62				7:00AM 0.88	7:18AM 1.37
Low Tide / height (m)				12:15PM 0.03				11:53PM -0.01				12:45PM 0.00				12:43AM -0.03					1:27PM -0.00
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	some clouds	some clouds	clear	clear	clear	risk thund- der	risk thund- der	some clouds	clear	clear	clear	some clouds	some clouds	risk thund- der	risk thund- der	risk thund- der	cloudy	cloudy	cloudy	cloudy
Rain (mm)	1	1	-	-	-	-	-	1	4	-	-	-	-	-	-	2	2	2	-	-	-	-
Temp. °C	27	27	28	28	29	29	29	29	28	27	28	28	29	29	29	27	27	28	27	27	29	29
Chill °C (?)	27	27	28	28	29	29	29	29	28	27	28	28	29	29	29	27	27	28	27	27	29	29
Sunrise	-	6:28	-	-	-	-	-	-	-	6:18	-	-	-	-	-	-	-	6:26	-	-	-	-
Sunset	-	-	-	-	6:34	-	-	-	-	-	-	-	6:34	-	-	-	-	-	-	-	6:34	-
Swell1 (m) & direction	1.1 SW	1.1 SW	1.0 SW	0.9 SSW	1.0 SSW	0.9 SSW	0.9 SSW	1.0 SSW	0.9 SSW	1.0 SSW	0.8 SSW	0.8 SSW	0.8 SSW	0.8 SSW	0.8 SSW	1.1 SSW	1.0 SSW	1.1 SSW	0.9 SSW	0.9 SSW	1.0 SSW	0.9 SSW
Period (s)	13	13	13	12	13	12	12	12	12	12	12	12	12	12	14	14	14	14	13	13	13	13
Swell2 (m) & direction	0.6 S	0.6 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 SW	0.4 SW	0.6 SSW	0.8 SSW	0.7 SSW	0.7 SSW	0.8 SSW	0.8 SSW	0.7 SW	0.4 SW	0.4 S	0.4 SW	0.4 SSE	0.6 SSW	0.6 SSW	0.6 SSW
Period (s)	9	9	8	8	8	8	16	16	16	15	15	15	15	15	12	20	9	19	8	18	18	18
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

	Friday 17
	2AM	3AM	4AM	5AM	6AM	7AM	8AM	9AM	10AM	11AM	12PM	1PM	2PM	3PM	4PM	5PM	6PM	7PM	8PM	9PM	10PM	11PM
Best forecast wave conditions in Sumatra	Jackals Simeulue Island	Jackals Simeulue Island	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Green Bush Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Secret Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Asu Nias
Rating	3	3	2	2	2	2	2	2	2	3	2	2	2	2	2	3	3	3	2	3	3	3
Wave Height (m) & direction (?)	1.2 SSW	1.2 SSW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	0.9 SSW	1.1 SW	1.1 SW	1.0 SSW	1.0 SSW	1.0 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SW	0.9 SW	0.9 SSW	0.9 SSW
Period(s) (?)	13	13	13	13	13	13	13	13	13	13	13	13	13	13	13	12	12	12	12	12	12	12
Energy(?)	577	566	469	461	481	474	473	472	451	401	459	459	418	436	456	365	394	394	388	374	428	423
Wind (km/h)
Wind State(?)	cross- off	cross- off	cross	cross	off	off	off	off	off	cross- off	off	cross- off	cross- off	cross- off	cross- off	cross- on	cross- on	cross- off	cross- on	cross- on	cross- off	cross- off
High Tide / height (m)					5:48AM 0.80												5:58PM 0.69
Low Tide / height (m)												12:03PM 0.04
Weather Advanced Surf Forecast

Summary	some clouds	some clouds	some clouds	some clouds	some clouds	clear	clear	some clouds	clear	clear	clear	some clouds	some clouds	clear	clear	clear	clear	clear	clear	some clouds	clear	clear
Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
High °C	27	27	28	28	28	27	27	28	28	29	28	29	29	29	29	29	28	29	28	28	29	29
Chill °C (?)	27	27	28	28	28	27	27	28	28	29	28	29	29	29	29	29	28	29	28	28	29	29
Sunrise	-	-	-	-	-	6:26	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Sunset	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	6:31	-	-	-	-	-
Swell1 (m) & direction	1.2 SSW	1.2 SSW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	1.1 SW	0.9 SSW	1.1 SW	1.1 SW	1.0 SSW	1.0 SSW	1.0 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.9 SW	0.9 SW	0.9 SSW	0.9 SSW
Period (s)	13	13	13	13	13	13	13	13	13	13	13	13	13	13	13	12	12	12	12	12	12	12
Swell2 (m) & direction	0.6 S	0.6 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 SSW	0.5 SW	0.5 SW	0.5 SW
Period (s)	9	9	8	8	9	9	9	9	9	8	9	9	9	8	8	8	8	8	16	16	16	16
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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