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

	Mon		Tuesday 10			Wednesday 11			Thursday 12			Friday 13			Saturday 14			Sunday 15			Mon
	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	Gilligans Mentawi Islands	Asu Nias	Hilisataro Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Burgerworld Mentawi Islands	Kandui Left Mentawi Islands	Hideaways (Mentawi Islands) Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Secret Nias	Thunders Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bawa Nias	Kandui Left Mentawi Islands
Rating	2	3	2	2	2	2	2	2	1	2	2	2	3	4	3	4	3	3	3	3	3	3
Wave Height (m) & direction (?)	1.0 SSW	0.9 SW	0.8 SW	0.9 SW	1.1 SSW	1.2 SSW	0.9 SSW	0.9 SSW	1.0 SSW	0.9 SSW	0.7 SSW	0.8 S	1.0 S	0.7 SSW	0.6 SW	1.0 SSW	1.2 SSW	1.2 SW	1.2 SSW	1.4 SW	1.2 SW	1.1 SW
Period(s) (?)	15	14	14	14	13	13	12	12	12	12	12	10	10	22	21	19	18	16	16	15	16	14
Energy(?)	528	428	422	296	406	443	360	322	282	280	252	284	354	692	620	1025	1081	990	876	920	798	622
Wind (km/h)
Wind State(?)	cross	cross- on	glass	cross- on	on	glass	glass	cross- on	glass	cross	cross- off	cross- off	cross- on	on	glass	on	glass	glass	cross- off	cross	glass	on
High Tide / height (m)		9:26PM 0.62	10:10AM 0.95		9:35PM 0.49	10:45AM 0.76		9:05PM 0.33	11:53AM 0.49				2:15PM 0.50	3:39AM 0.51		3:35PM 0.87		4:33AM 0.42	4:25PM 0.94		4:58AM 0.46	5:07PM 1.04
Low Tide / height (m)		3:13AM 0.14		4:28PM 0.30	3:28AM 0.18		5:25PM 0.34	3:39AM 0.17				4:36AM 0.25		11:07PM 0.41	7:17AM 0.41		10:48PM 0.34	9:31AM 0.26		11:04PM 0.27	10:22AM 0.18
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	some clouds	risk thund- der	risk thund- der	risk thund- der	rain shwrs	clear	clear	rain shwrs	risk thund- der	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	some clouds
Rain (mm)	4	7	4	-	10	2	1	4	-	-	5	2	1	1	-	2	3	2	1	1	1	-
High °C	28	27	27	28	27	28	28	28	28	28	28	27	28	27	28	28	27	28	28	27	28	28
Low °C	27	26	27	27	26	27	27	26	27	28	26	27	27	26	27	28	27	28	28	26	27	28
Chill °C (?)	28	27	27	28	27	28	28	28	28	28	28	27	28	27	28	28	27	28	28	27	28	28
Sunrise	-	-	6:37	-	-	6:28	-	-	6:28	-	-	6:37	-	-	6:37	-	-	6:28	-	-	6:35	-
Sunset	6:37	-	-	6:42	-	-	6:37	-	-	6:44	-	-	6:42	-	-	6:35	-	-	6:35	-	-	6:35
Swell1 (m) & direction	1.0 SSW	0.9 SW	0.8 SW	0.9 SW	1.1 SSW	1.2 SSW	0.9 SSW	0.9 SSW	1.0 SSW	0.9 SSW	0.7 SSW	0.8 S	1.0 S	1.1 S	1.0 S	1.0 S	1.2 SSW	1.2 SW	1.2 SSW	1.4 SW	1.2 SW	1.1 SW
Period (s)	15	14	14	14	13	13	12	12	12	12	12	10	10	10	10	10	18	16	16	15	16	14
Swell2 (m) & direction	0.5 WSW	0.6 S	0.7 S	0.4 S	0.3 WSW	0.3 WSW	0.6 S	0.6 S	0.6 S	0.5 S	0.6 S	0.7 SSW	0.5 SW	0.7 SSW	0.6 SW	1.0 SSW	1.0 S	0.9 S	0.8 S	0.7 S	0.7 S	0.7 S
Period (s)	6	13	13	9	6	6	11	10	10	10	11	11	14	22	21	19	10	10	10	10	10	9
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

	Monday 09			Tuesday 10								Wednesday 11								Thursday 12
	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 Left Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Gilligans Mentawi Islands	Gilligans Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Hilisataro Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Hilisataro Nias	Bankvaults Mentawi Islands	Burgerworld Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands
Rating	3	3	2	2	3	3	3	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2
Wave Height (m) & direction (?)	1.1 SSW	1.1 SSW	1.0 SSW	0.9 SW	0.9 SW	1.2 SSW	1.2 SSW	0.8 SW	0.8 SW	0.9 SSW	0.9 SSW	0.9 SW	0.9 SSW	1.2 SSW	1.2 SSW	1.2 SSW	0.9 SSW	0.9 SW	0.9 SSW	0.9 SSW	1.0 SSW	0.9 SSW
Period(s) (?)	15	15	14	14	14	14	13	14	14	13	13	13	13	13	13	12	12	13	12	12	12	12
Energy(?)	566	509	482	485	517	544	504	419	352	345	340	288	334	464	443	423	360	291	353	322	292	310
Wind (km/h)
Wind State(?)	cross- off	cross- off	cross- off	cross- off	glass	glass	glass	glass	glass	cross- off	cross- off	glass	glass	glass	glass	glass	glass	cross- off	cross- off	glass	glass	glass
Tide State(?)	low	mid-flow	high	mid-ebb	low	mid-flow	mid-flow	mid-ebb	mid-ebb	low	high	mid-ebb	low	mid-flow	mid-flow	high	mid-ebb	low	high	mid-ebb	low	low
High Tide / height (m)			9:30PM 0.72								9:10PM 0.39					10:51AM 0.88			9:47PM 0.55
Low Tide / height (m)	3:47PM 0.22				3:03AM 0.13					4:03PM 0.23			3:14AM 0.13					4:57PM 0.31			3:39AM 0.17	4:38AM 0.29
Weather Advanced Surf Forecast

Summary	risk thund- der	some clouds	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	clear	clear	clear	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	clear	clear	some clouds	risk thund- der	risk thund- der	risk thund- der
Rain (mm)	1	-	1	2	3	2	4	2	-	-	-	2	7	4	1	1	-	-	-	1	3	1
Temp. °C	28	28	27	26	26	26	26	27	28	28	28	27	27	26	27	28	28	28	27	26	27	26
Chill °C (?)	28	28	27	26	26	26	26	27	28	28	28	27	27	26	27	28	28	28	27	26	27	26
Sunrise	-	-	-	-	-	6:26	-	-	-	-	-	-	-	6:28	-	-	-	-	-	-	-	6:28
Sunset	6:35	-	-	-	-	-	-	-	6:44	-	-	-	-	-	-	-	6:36	-	-	-	-	-
Swell1 (m) & direction	1.1 SSW	1.1 SSW	1.0 SSW	0.9 SW	0.9 SW	1.2 SSW	1.2 SSW	0.8 SW	0.8 SW	0.9 SSW	0.9 SSW	0.9 SW	0.9 SSW	1.2 SSW	1.2 SSW	1.2 SSW	0.9 SSW	0.9 SW	0.9 SSW	0.9 SSW	1.0 SSW	0.9 SSW
Period (s)	15	15	14	14	14	14	13	14	14	13	13	13	13	13	13	12	12	13	12	12	12	12
Swell2 (m) & direction	0.6 WSW	0.5 W	0.5 WSW	0.7 S	0.8 S	0.5 W	0.5 W	0.7 S	0.5 S	0.4 S	0.4 S	0.4 S	0.4 S	0.3 WSW	0.3 WSW	0.3 WSW	0.6 S	0.5 S	0.6 S	0.6 S	0.2 WSW	0.6 S
Period (s)	6	6	6	13	13	6	6	13	13	10	9	10	9	6	6	6	11	11	10	10	6	10
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

	Monday 09										Tuesday 10
	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 Left Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Gilligans Mentawi Islands	Gilligans Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Hilisataro Nias	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Hilisataro Nias	Bankvaults Mentawi Islands	Burgerworld Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands
Rating	3	3	2	2	3	3	3	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2
Wave Height (m) & direction (?)	0.9 SSW	1.0 SSW	1.0 SSW	1.0 SSW	1.2 SSW	1.2 SSW	1.1 SSW	0.8 S	0.8 S	0.8 S	0.8 SW	0.7 SW	0.8 SW	0.9 SW	0.9 SW	0.9 SW	0.9 SW	0.9 SW	0.9 SSW	0.9 SSW	0.8 SW	1.0 SSW
Period(s) (?)	15	15	15	15	14	14	14	15	15	15	15	15	15	14	14	14	14	14	14	14	14	14
Energy(?)	561	537	528	527	598	597	497	501	501	501	467	413	415	468	464	463	477	344	501	378	422	429
Wind (km/h)
Wind State(?)	cross- off	cross- off	cross	cross	cross	cross- on	cross- on	cross	cross	cross	cross	cross- off	cross	cross- on	on	on	on	cross- off	cross	cross- on	glass	glass
High Tide / height (m)								8:57PM 0.46													9:47AM 0.60	10:12AM 0.97
Low Tide / height (m)			3:48PM 0.22												3:28AM 0.15
Weather Advanced Surf Forecast

Summary	clear	clear	risk thund- der	risk thund- der	some clouds	clear	some clouds	some clouds	some clouds	some clouds	some clouds	risk thund- der	some clouds	clear	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	1	1	1	1	2
High °C	28	28	28	28	28	27	27	28	28	28	28	26	28	26	26	26	26	26	26	27	27	27
Chill °C (?)	28	28	28	28	28	27	27	28	28	28	28	26	28	26	26	26	26	26	26	27	27	27
Sunrise	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	6:35	-	-	-	-
Sunset	-	-	-	-	6:34	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Swell1 (m) & direction	0.9 SSW	1.0 SSW	1.0 SSW	1.0 SSW	1.2 SSW	1.2 SSW	1.1 SSW	0.8 S	0.8 S	0.8 S	0.8 SW	0.7 SW	0.8 SW	0.9 SW	0.9 SW	0.9 SW	0.9 SW	0.9 SW	0.9 SSW	0.9 SSW	0.8 SW	1.0 SSW
Period (s)	15	15	15	15	14	14	14	15	15	15	15	15	15	14	14	14	14	14	14	14	14	14
Swell2 (m) & direction	0.6 SW	0.6 WSW	0.5 WSW	0.5 WSW	0.6 W	0.6 W	0.6 W	0.6 SW	0.6 SW	0.6 SW	0.6 S	0.6 SSW	0.5 S	0.6 S	0.6 S	0.6 S	0.6 S	0.5 S	0.6 S	0.4 SSE	0.7 S	0.4 SSE
Period (s)	15	6	6	6	6	6	6	15	15	15	14	14	14	13	13	13	13	10	13	9	13	9
Wind waves (m) & direction	-	-	-	-	-	-	-	-	-	-	-	-	-	0.5 W	0.5 W	0.5 W	0.5 W	-	0.5 WSW	0.5 WSW	-	0.5 WSW
Period (s)	-	-	-	-	-	-	-	-	-	-	-	-	-	6	6	6	6	-	6	6	-	6

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