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

	Thu		Friday 17			Saturday 18			Sunday 19			Monday 20			Tuesday 21			Wednesday 22			Thu
	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	Rags Right Mentawi Islands	Kandui Left Mentawi Islands	Hilisataro Nias	Thunders Mentawi Islands	Bawa Nias	Bawa Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Pantai Air Manis Sumatra - Mainland	Hiliduha Nias	Hiliduha Nias	Bankvaults Mentawi Islands	Burgerworld Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands
Rating	4	4	3	4	4	4	3	3	3	3	0	0	3	4	4	3	3	2	3	3	3	4
Wave Height (m) & direction (?)	1.4 SW	1.3 SSW	1.1 SW	1.4 SSW	1.3 SSW	2.2 W	1.2 SW	1.1 SW	1.1 SW	1.4 WNW	2.0 W	1.6 W	1.6 WNW	1.9 W	1.7 SSW	1.3 SSW	1.2 SSW	1.3 SSW	1.0 SSW	0.6 SW	0.8 SW	1.1 SW
Period(s) (?)	14	13	13	14	14	8	13	13	13	9	9	9	10	9	10	12	12	11	11	18	17	16
Energy(?)	1154	1086	798	1332	1175	1153	731	627	782	701	972	580	696	1492	1112	793	552	554	368	530	697	898
Wind (km/h)
Wind State(?)	cross- off	cross	glass	cross- on	cross- on	cross- off	cross- off	cross	off	off	cross- off	cross- off	cross- off	off	off	off	cross- off	off	off	off	cross- off	off
High Tide / height (m)		3:08AM 0.82		3:58PM 0.66		4:12AM 0.95	4:49PM 0.96		4:45AM 0.69	5:11PM 0.89		5:13AM 0.75	5:53PM 1.13		5:41AM 0.63	5:59PM 0.78		6:19AM 0.65	6:48PM 1.18		7:06AM 0.86
Low Tide / height (m)		8:54PM 0.37	9:57AM 0.20		10:21PM 0.20	10:37AM 0.22		10:53PM 0.27	11:00AM 0.12		11:30PM 0.21	11:10AM 0.13		11:47PM 0.10	11:32AM 0.06		12:17AM 0.07	12:00PM 0.05		1:00AM 0.07	12:36PM 0.08
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	mod. rain	risk thund- der	risk thund- der	risk thund- der	light rain	risk thund- der	heavy rain	mod. rain	rain shwrs	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der
Rain (mm)	2	11	2	2	10	16	2	18	8	1	31	35	4	57	28	10	8	4	2	15	1	4
High °C	28	28	28	27	27	26	28	27	27	25	25	26	25	26	25	25	26	28	28	27	30	29
Low °C	28	27	27	27	26	25	27	26	25	25	25	25	25	25	24	24	24	28	27	27	28	28
Chill °C (?)	28	28	28	27	27	26	28	27	27	25	25	26	25	26	25	25	26	28	28	27	30	29
Sunrise	-	-	6:11	-	-	6:13	-	-	6:03	-	-	6:03	-	-	6:09	-	-	6:01	-	-	6:01	-
Sunset	6:09	-	-	6:09	-	-	6:12	-	-	6:12	-	-	6:07	-	-	6:12	-	-	6:12	-	-	6:12
Swell1 (m) & direction	1.4 SW	1.3 SSW	1.1 SW	1.4 SSW	1.3 SSW	1.2 SSW	1.2 SW	1.1 SW	1.1 SW	1.0 SW	2.0 W	1.6 W	1.6 WNW	1.9 W	1.7 SSW	1.3 SSW	1.2 SSW	1.3 SSW	1.0 SSW	1.0 S	1.0 S	1.1 SSW
Period (s)	14	13	13	14	14	14	13	13	13	12	9	9	10	9	10	12	12	11	11	11	11	11
Swell2 (m) & direction	0.5 SSW	1.0 S	0.7 SW	1.3 SSE	0.9 S	0.7 S	0.9 WNW	0.8 WNW	0.8 S	0.8 S	0.9 SSW	0.7 SW	0.5 SSW	1.7 SSW	1.4 W	1.1 SW	0.9 WNW	0.7 W	0.6 SW	0.6 SW	0.8 SW	1.1 SW
Period (s)	19	8	16	8	8	8	9	9	8	8	12	12	12	10	9	9	8	8	9	18	17	16
Wind waves (m) & direction	1.0 S	-	-	1.7 SSE	1.3 W	2.2 W	0.6 NNW	0.8 N	1.4 WNW	1.4 WNW	0.4 N	0.5 N	-	0.4 N	0.7 N	1.0 N	0.7 N	0.6 N	0.6 N	0.4 N	0.5 N	0.5 N
Period (s)	8	-	-	8	9	8	4	4	9	9	4	4	-	5	6	5	5	4	4	4	4	4

	Thursday 16			Friday 17								Saturday 18								Sunday 19
	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	Bommie Peak Mentawi Islands	Bommie Peak Mentawi Islands	Gilligans Mentawi Islands	Rags Right Mentawi Islands	Bay of Plenty Banyak Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Hideaways (Mentawi Islands) Mentawi Islands	Hilisataro Nias	Gilligans Mentawi Islands	Kandui Left Mentawi Islands	Thunders Mentawi Islands	Kandui Left Mentawi Islands	Secret Nias	Bawa Nias	Bawa Nias	Bawa Nias	Hilisataro Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands
Rating	3	3	4	4	3	4	4	3	3	4	4	4	3	4	4	4	4	4	3	3	3	3
Wave Height (m) & direction (?)	1.4 SW	1.3 SSW	1.3 SSW	1.3 SSW	1.1 SW	1.2 SSW	1.2 SSW	1.2 SSW	1.1 SW	1.4 SSW	1.4 SSW	1.3 SSW	1.3 SSW	1.3 SSW	2.2 W	2.5 W	2.5 W	2.4 W	1.2 SW	1.1 SW	1.1 SW	1.1 SW
Period(s) (?)	14	14	13	13	13	13	13	13	13	14	14	14	14	14	8	9	9	9	13	13	13	13
Energy(?)	897	854	1153	1501	628	1047	1037	891	908	1249	1007	1105	929	1038	1153	1545	1640	1345	689	627	641	820
Wind (km/h)
Wind State(?)	cross- off	cross- off	cross- off	glass	glass	glass	glass	cross- off	cross- off	glass	glass	cross- off	cross- off	glass	cross- off	cross- off	cross- off	off	cross- off	cross- off	cross- off	cross- off
Tide State(?)	high	mid-ebb	low	mid-flow	high	mid-ebb	mid-ebb	low	mid-flow	high	mid-ebb	mid-flow	mid-flow	mid-ebb	mid-ebb	low	mid-flow	high	mid-ebb	low	mid-flow	high
High Tide / height (m)	3:13PM 0.62				3:32AM 0.58					4:02PM 0.69								4:43PM 0.67				4:55AM 0.97
Low Tide / height (m)			8:46PM 0.35					10:06AM 0.25								10:30AM 0.12				10:53PM 0.27
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	mod. rain	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	some clouds	some clouds	some clouds	risk thund- der	risk thund- der	mod. rain	mod. rain	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der
Rain (mm)	2	3	5	6	5	2	1	1	2	-	-	-	2	3	8	8	16	5	5	5	4	3
Temp. °C	29	28	27	26	27	27	27	28	27	27	27	26	26	26	26	25	25	26	26	26	26	26
Chill °C (?)	29	28	27	26	27	27	27	28	27	27	27	26	26	26	26	25	25	26	26	26	26	26
Sunrise	-	-	-	-	-	6:03	-	-	-	-	-	-	-	6:11	-	-	-	-	-	-	-	6:03
Sunset	6:09	-	-	-	-	-	-	-	6:15	-	-	-	-	-	-	-	6:17	-	-	-	-	-
Swell1 (m) & direction	1.4 SW	1.3 SSW	1.3 SSW	1.3 SSW	1.1 SW	1.2 SSW	1.2 SSW	1.2 SSW	1.1 SW	1.4 SSW	1.4 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.2 SSW	1.2 SSW	1.2 SSW	1.1 SW	1.2 SW	1.1 SW	1.1 SW	1.1 SW
Period (s)	14	14	13	13	13	13	13	13	13	14	14	14	14	14	14	13	13	13	13	13	13	13
Swell2 (m) & direction	0.8 S	0.8 S	0.8 SSW	1.2 S	0.8 WSW	1.1 S	1.1 S	1.1 S	0.9 W	1.2 S	1.1 S	1.1 SSE	1.1 S	0.7 S	0.7 S	0.7 S	0.7 S	0.6 S	0.8 S	0.8 WNW	1.0 W	0.8 S
Period (s)	8	8	18	8	8	8	8	8	9	8	8	8	8	8	8	8	8	8	8	9	9	8
Wind waves (m) & direction	0.4 SE	-	1.1 S	1.5 SSE	-	-	-	-	-	1.5 SSE	-	1.4 SSE	-	1.3 W	2.2 W	2.5 W	2.5 W	2.4 W	0.6 N	0.8 N	0.8 NNW	1.5 WNW
Period (s)	6	-	8	8	-	-	-	-	-	8	-	8	-	9	8	9	9	9	4	4	4	9

	Thursday 16										Friday 17
	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	Bommie Peak Mentawi Islands	Bommie Peak Mentawi Islands	Gilligans Mentawi Islands	Rags Right Mentawi Islands	Bay of Plenty Banyak Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Hideaways (Mentawi Islands) Mentawi Islands	Hilisataro Nias	Gilligans Mentawi Islands	Kandui Left Mentawi Islands	Thunders Mentawi Islands	Kandui Left Mentawi Islands	Secret Nias	Bawa Nias	Bawa Nias	Bawa Nias	Hilisataro Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands
Rating	3	3	4	4	3	4	4	3	3	4	4	4	3	4	4	4	4	4	3	3	3	3
Wave Height (m) & direction (?)	1.4 SW	1.4 SW	1.4 SW	1.4 SW	1.2 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.2 SW	1.2 SSW	1.2 SSW	1.2 SSW	1.2 SSW
Period(s) (?)	14	14	14	14	14	14	14	14	14	13	13	13	13	13	13	13	13	13	13	13	13	13
Energy(?)	914	908	1154	1147	609	1027	1012	981	874	1153	1086	1292	1078	900	1116	1107	1029	925	1042	1037	1037	1037
Wind (km/h)
Wind State(?)	cross- off	cross- off	cross	cross- off	cross- on	cross- on	cross- on	cross- off	cross- off	cross- off	cross	glass	cross	on	cross	cross	glass	glass	glass	glass	glass	glass
High Tide / height (m)			3:11PM 0.58												3:12AM 0.62
Low Tide / height (m)								8:44PM 0.41	9:05PM 0.29													10:07AM 0.26
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	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	cloudy	risk thund- der	risk thund- der	risk thund- der	light rain	some clouds	some clouds	some clouds	risk thund- der	clear
Rain (mm)	1	1	1	-	2	1	1	1	2	3	1	2	-	3	3	2	1	-	-	-	1	-
High °C	29	29	28	28	28	28	28	28	27	26	28	26	27	26	27	27	27	26	27	27	27	28
Chill °C (?)	29	29	28	28	28	28	28	28	27	26	28	26	27	26	27	27	27	26	27	27	27	28
Sunrise	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	6:11	-	-	-	-
Sunset	-	-	-	-	6:17	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Swell1 (m) & direction	1.4 SW	1.4 SW	1.4 SW	1.4 SW	1.2 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.3 SSW	1.2 SW	1.2 SSW	1.2 SSW	1.2 SSW	1.2 SSW
Period (s)	14	14	14	14	14	14	14	14	14	13	13	13	13	13	13	13	13	13	13	13	13	13
Swell2 (m) & direction	0.7 S	0.8 S	0.5 SSW	0.5 SSW	0.1 SW	0.9 S	0.9 S	0.9 S	0.6 S	0.8 SSW	1.0 S	0.9 SSW	1.0 S	0.7 SSW	1.0 W	1.0 W	0.8 SSW	0.8 W	1.1 S	1.1 S	1.1 S	1.1 S
Period (s)	8	8	19	19	20	8	8	8	9	18	8	18	8	18	8	8	18	8	8	8	8	8
Wind waves (m) & direction	-	0.4 SE	1.0 S	1.1 S	0.5 W	-	-	-	0.7 W	1.1 S	-	1.3 SSE	-	-	0.7 W	0.7 W	0.7 W	-	-	-	-	-
Period (s)	-	6	8	8	8	-	-	-	8	8	-	8	-	-	5	5	5	-	-	-	-	-

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