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

	Wednesday 08			Thursday 09			Friday 10			Saturday 11			Sunday 12			Monday 13			Tuesday 14			Wed
	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	Kandui Left Mentawi Islands	Green Bush Mentawi Islands	Asu Nias	Bankvaults Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Thunders Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Lances Right Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Jackals Simeulue Island	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands
Rating	2	2	2	2	2	2	3	3	3	2	2	3	3	4	3	3	4	4	3	3	3	3
Wave Height (m) & direction (?)	0.6 SSW	0.9 SSW	0.5 SSW	0.6 S	0.5 S	0.8 SSW	1.0 SSW	0.7 S	0.8 S	1.1 SSW	1.0 S	0.9 SSW	0.8 SW	0.8 SW	1.1 SW	1.1 SW	1.2 SW	1.3 SW	1.3 SW	1.2 SW	1.2 SW	1.1 SW
Period(s) (?)	13	13	13	16	16	15	13	14	14	14	13	13	20	18	18	17	16	16	15	15	14	14
Energy(?)	239	351	185	304	266	483	479	273	441	503	405	460	724	638	1081	865	911	949	863	699	658	627
Wind (km/h)
Wind State(?)	glass	glass	cross- off	cross- off	cross	cross	cross- off	on	cross	off	cross- off	cross- on	on	glass	cross	glass	cross- off	glass	glass	cross- off	cross	off
High Tide / height (m)			9:26PM 0.61	9:54AM 0.57		9:49PM 0.55	11:09AM 0.78		12:35AM 0.49	12:51PM 0.52		3:04AM 0.34
Low Tide / height (m)		4:04PM 0.25	3:27AM 0.23		4:56PM 0.33			6:28PM 0.33				9:11PM 0.24
Weather Advanced Surf Forecast

Summary	mod. rain	cloudy	risk thund- der	risk thund- der	some clouds	risk thund- der	risk thund- der	some clouds	some clouds	risk thund- der	clear	risk thund- der	risk thund- der	light rain	some clouds	some clouds	some clouds	some clouds	rain shwrs	risk thund- der	risk thund- der	risk thund- der
Rain (mm)	7	-	1	1	-	1	6	-	-	1	-	11	4	5	-	-	-	-	2	3	4	2
High °C	28	26	28	28	28	27	29	29	28	28	29	27	26	25	26	28	29	27	28	28	27	29
Low °C	26	25	27	27	28	27	28	28	27	28	28	27	26	25	26	27	28	27	28	28	27	27
Chill °C (?)	28	26	28	28	28	27	29	29	28	28	29	27	26	25	26	28	29	27	28	28	27	29
Sunrise	6:22	-	-	6:22	-	-	6:18	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:20
Sunset	-	6:22	-	-	6:36	-	-	6:36	-	-	6:22	-	-	6:25	-	-	6:24	-	-	6:24	-	-
Swell1 (m) & direction	0.6 SSW	0.9 SSW	0.6 S	0.6 SSW	0.6 SSW	0.8 SSW	1.0 SSW	0.7 S	0.7 SSW	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	1.2 SW	1.1 SW
Period (s)	13	13	10	12	12	15	13	14	12	14	13	13	12	12	18	17	16	16	15	15	14	14
Swell2 (m) & direction	0.7 S	0.5 W	0.5 SSW	0.6 S	0.5 S	0.5 SSW	0.5 W	0.6 S	0.8 S	0.4 WSW	0.4 WSW	0.4 SW	0.8 SW	0.8 SW	1.0 SSW	0.7 S	0.7 S	0.6 S	0.8 S	0.7 S	0.7 S	0.7 S
Period (s)	10	5	13	16	16	11	5	11	14	6	6	13	20	18	12	9	9	9	8	8	8	9
Wind waves (m) & direction	-	0.5 WSW	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	5	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

	Wednesday 08							Thursday 09								Friday 10
	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	Asu Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bommie Peak Mentawi Islands	Green Bush Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Bankvaults Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Gilligans Mentawi Islands	Thunders Mentawi Islands	Bankvaults Mentawi Islands
Rating	2	2	2	1	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	3	3	3
Wave Height (m) & direction (?)	0.6 SSW	0.5 SSW	0.6 SSW	0.4 SSW	0.7 SSW	0.8 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.8 SSW	0.7 SSW	0.6 SSW	0.7 S	0.5 S	0.6 S	0.6 S	0.6 S	0.9 SSW	0.8 SSW	1.0 SSW	1.1 S	1.1 S
Period(s) (?)	15	14	13	15	13	13	12	12	12	13	12	12	15	16	15	15	15	15	13	14	14	14
Energy(?)	225	235	239	157	225	236	253	375	338	276	254	239	358	241	294	320	388	456	303	504	605	600
Wind (km/h)
Wind State(?)	glass	glass	glass	glass	glass	glass	glass	glass	cross- off	off	off	glass	cross- off	glass	glass	off	cross- off	glass	cross- off	cross- off	cross- off	glass
Tide State(?)	low	mid-flow	high	mid-ebb	mid-ebb	low	high	mid-ebb	low	mid-flow	high	mid-ebb	mid-ebb	low	high	mid-ebb	low	mid-flow	mid-flow	high	mid-ebb	low
High Tide / height (m)			9:33AM 0.99				9:37PM 0.54				9:54AM 0.57				9:20PM 0.32					11:00AM 0.74
Low Tide / height (m)	2:14AM 0.09					4:05PM 0.25			3:24AM 0.23					4:45PM 0.25			3:07AM 0.19					6:06PM 0.38
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	some clouds	cloudy	cloudy	cloudy	cloudy	risk thund- der	risk thund- der	risk thund- der	some clouds	risk thund- der	some clouds	some clouds	clear	clear	some clouds	some clouds	risk thund- der	risk thund- der	clear
Rain (mm)	1	2	4	-	-	-	-	-	1	1	2	-	1	-	-	-	-	-	-	2	1	-
Temp. °C	27	26	28	27	26	26	27	26	26	27	27	28	28	28	28	28	28	28	28	29	28	28
Chill °C (?)	27	26	28	27	26	26	27	26	26	27	27	28	28	28	28	28	28	28	28	29	28	28
Sunrise	-	6:22	-	-	-	-	-	-	-	6:28	-	-	-	-	-	-	-	6:28	-	-	-	-
Sunset	-	-	-	-	6:27	-	-	-	-	-	-	-	6:27	-	-	-	-	-	-	-	6:22	-
Swell1 (m) & direction	0.5 S	0.7 S	0.6 SSW	0.5 S	0.7 SSW	0.8 SSW	0.9 SSW	0.9 SSW	0.9 SSW	0.8 SSW	0.7 SSW	0.6 SSW	0.7 SSW	0.5 SSW	0.6 SSW	0.7 S	0.7 S	0.9 SSW	0.8 SSW	1.0 SSW	1.1 S	1.1 S
Period (s)	8	11	13	9	13	13	12	12	12	13	12	12	12	12	12	12	12	15	13	14	14	14
Swell2 (m) & direction	0.6 SSW	0.5 SSW	0.7 S	0.4 SSW	0.5 S	0.5 S	0.4 SW	0.4 S	0.4 S	0.3 SSW	0.4 SW	0.5 S	0.7 S	0.5 S	0.6 S	0.6 S	0.6 S	0.4 SW	0.5 S	0.4 S	0.4 SW	0.4 SW
Period (s)	15	14	10	11	9	9	5	16	16	17	18	8	15	16	15	15	15	16	11	16	15	15
Wind waves (m) & direction	-	-	-	-	-	-	-	0.5 W	-	-	-	-	-	-	-	-	-	-	-	0.5 W	0.8 WSW	-
Period (s)	-	-	-	-	-	-	-	5	-	-	-	-	-	-	-	-	-	-	-	5	5	-

	Wednesday 08
	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	Asu Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bommie Peak Mentawi Islands	Green Bush Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Bankvaults Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Gilligans Mentawi Islands	Thunders Mentawi Islands	Bankvaults Mentawi Islands
Rating	2	2	2	1	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	3	3	3
Wave Height (m) & direction (?)	0.5 SSW	0.8 S	0.8 S	0.6 SSW	0.8 S	0.5 SSW	0.5 SSW	0.7 SSW	0.6 SSW	0.4 SSW	0.4 SSW	0.4 SSW	0.6 SSW	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.8 SSW	0.9 SSW	0.9 SSW	0.9 SSW
Period(s) (?)	11	11	11	15	11	14	14	13	13	15	15	15	13	14	14	14	14	13	13	13	12	13
Energy(?)	159	237	237	225	274	235	211	317	239	149	157	157	209	184	185	205	186	187	233	344	394	337
Wind (km/h)
Wind State(?)	glass	off	cross	cross- off	cross	cross	cross- on	cross- on	glass	glass	glass	glass	cross- on	cross	cross	cross	cross- off	cross- off	on	glass	cross	cross
High Tide / height (m)									9:31AM 0.97												9:20PM 0.47
Low Tide / height (m)		2:51AM 0.16													3:43PM 0.20
Weather Advanced Surf Forecast

Summary	some clouds	risk thund- der	risk thund- der	some clouds	risk thund- der	cloudy	risk thund- der	cloudy	risk thund- der	some clouds	some clouds	some clouds	cloudy	some clouds	some clouds	clear	clear	clear	some clouds	cloudy	some clouds	some clouds
Rain (mm)	-	1	1	-	1	-	1	-	2	-	-	-	-	-	-	-	-	-	-	-	-	-
High °C	27	27	27	27	27	27	27	25	28	27	27	27	26	28	28	28	28	28	27	26	26	27
Chill °C (?)	27	27	27	27	27	27	27	25	28	27	27	27	26	28	28	28	28	28	27	26	26	27
Sunrise	-	-	-	-	-	6:22	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Sunset	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	6:36	-	-	-	-	-
Swell1 (m) & direction	0.5 S	0.8 S	0.8 S	0.5 S	0.8 S	0.7 S	0.6 S	0.7 SSW	0.6 SSW	0.5 S	0.5 S	0.5 S	0.6 SSW	0.5 S	0.5 S	0.6 S	0.6 S	0.6 S	0.8 SSW	0.9 SSW	0.9 SSW	0.9 SSW
Period (s)	8	11	11	8	11	11	11	13	13	9	9	9	13	9	9	9	10	10	13	13	12	13
Swell2 (m) & direction	0.5 SSW	0.4 SSW	0.4 SSW	0.6 SSW	0.5 SSW	0.5 SSW	0.5 SSW	0.7 S	0.7 S	0.4 SSW	0.4 SSW	0.4 SSW	0.6 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.5 S	0.3 S	0.4 S	0.3 S
Period (s)	11	15	15	15	14	14	14	10	10	15	11	11	10	14	14	14	14	13	9	17	17	17
Wind waves (m) & direction	-	-	-	-	-	-	-	0.6 W	-	-	-	-	-	0.2 WSW	0.2 WSW	0.2 WSW	0.2 WSW	-	-	0.5 W	0.6 W	-
Period (s)	-	-	-	-	-	-	-	5	-	-	-	-	-	4	4	4	4	-	-	5	5	-

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