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. Read More

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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

7 day 48 hour

	Wednesday 26			Thursday 27			Friday 28			Saturday 29			Sunday 30			Monday 31			Tuesday 01			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	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Asu Nias	Kandui Left Mentawi Islands	Asu Nias	Asu Nias	Asu Nias	Kandui Left Mentawi Islands	Asu Nias	Green Bush Mentawi Islands	Kandui Left Mentawi Islands
Rating	3	4	4	4	3	3	3	3	2	2	2	2	2	2	2	2	2	2	2	2	2	2
Wave Height (ft) & direction (?)	1.2 SSW	1.3 SSW	1.6 SSW	1.6 SSW	1.4 SSW	1.5 SSW	1.4 SSW	1.3 SSW	1.2 SSW	1.0 SSW	0.9 SSW	1.0 SSW	0.9 SSW	0.9 SSW	1.3 SSW	0.9 SSW	0.9 SSW	0.9 SSW	1.0 SSW	1.0 SSW	0.9 SSW	0.9 SSW
Period(s) (?)	18	18	16	15	15	14	14	13	13	12	12	12	12	12	13	13	13	12	12	11	12	12
Energy(?)	897	1015	1310	1151	857	943	693	577	499	314	255	304	255	251	530	273	261	230	299	247	273	264
Wind (km/h)
Wind State(?)	off	cross- off	cross- off	off	cross- off	cross- off	cross- off	cross- off	glass	glass	off	off	cross- off	glass	on	off	cross- off	glass	glass	cross- off	glass	glass
High Tide / height (ft)		4:18PM		5:03AM	5:04PM		5:38AM	5:45PM		5:57AM NaN	6:26PM		6:50AM		7:05PM	7:28AM		7:47PM	4:30PM	4:26AM		5:03PM
Low Tide / height (ft)			10:46PM	10:30AM		11:20PM	11:23AM		11:53PM	11:58AM		12:26AM	12:57PM		1:00AM	NaN	1:43PM	1:35AM		11:14PM	10:01AM
Weather Advanced Surf Forecast

Summary	clear	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	risk thund- der	mod. rain	light rain	light rain	cloudy	risk thund- der	cloudy	some clouds	some clouds	some clouds	some clouds	some clouds	risk thund- der	cloudy	rain shwrs	risk thund- der
Rain (in)	-	0.2	0.5	0.3	0.2	0.7	0.5	0.4	0.1	0.0	-	0.1	-	-	-	-	-	-	0.0	-	0.0	0.1
High °F	86	86	81	82	84	79	81	79	81	81	79	82	81	82	82	82	84	84	82	84	81	82
Low °F	84	82	79	82	81	79	81	79	77	77	79	81	79	82	81	82	84	81	82	82	79	81
Chill °F (?)	86	86	81	82	84	79	81	79	81	81	79	82	81	82	82	82	84	84	82	84	81	82
Sunrise	6:24	-	-	6:24	-	-	6:24	-	-	6:24	-	-	6:24	-	-	6:31	-	-	6:24	-	-	6:22
Sunset	-	6:30	-	-	6:30	-	-	6:30	-	-	6:30	-	-	6:38	-	-	6:37	-	-	6:37	-	-
Swell1 (ft) & direction	1.2 SSW	1.3 SSW	1.6 SSW	1.6 SSW	1.4 SSW	1.5 SSW	1.4 SSW	1.3 SSW	1.6 WSW	1.3 W	1.1 W	1.0 SSW	0.9 SSW	0.9 SSW	1.3 SSW	0.9 SSW	0.9 SSW	0.9 SSW	1.0 SSW	1.0 SSW	0.9 SSW	0.9 SSW
Period (s)	18	18	16	15	15	14	14	13	8	8	8	12	12	12	13	13	13	12	12	11	12	12
Swell2 (ft) & direction	1.2 SSW	1.1 SSW	0.8 WSW	1.0 WSW	1.0 WSW	0.9 WSW	0.9 WSW	0.3 SSE	1.2 SSW	1.0 SSW	0.9 SSW	0.7 WSW	0.9 S	0.7 S	0.4 W	0.8 S	0.7 S	0.6 S	0.5 S	0.5 S	0.5 S	0.5 S
Period (s)	14	14	6	7	7	6	6	12	13	12	12	7	11	11	6	11	11	10	10	10	9	9
Wind waves (ft) & direction	-	-	0.8 WSW	-	-	-	1.0 W	1.1 W	-	0.4 NNE	0.4 NNE	-	-	-	-	-	-	-	-	0.2 WSW	-	-
Period (s)	-	-	6	-	-	-	6	6	-	3	4	-	-	-	-	-	-	-	-	5	-	-

	Wednesday 26					Thursday 27								Friday 28
	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM	4PM	7PM	10PM	1AM	4AM	7AM	10AM	1PM
Best forecast wave conditions in Sumatra	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bawa Nias	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands
Rating	3	3	4	4	4	4	4	4	4	4	3	3	3	3	3	3	3	3
Wave Height (ft) & direction (?)	1.2 SSW	1.2 SSW	1.3 SSW	1.4 SSW	1.6 SSW	1.6 SSW	1.6 SSW	1.6 SSW	1.6 SSW	1.5 SSW	1.4 SSW	1.5 SSW	1.5 SSW	1.5 SSW	1.5 SSW	1.4 SSW	1.4 SSW	1.4 SSW
Period(s) (?)	18	18	18	16	16	16	16	16	15	16	15	14	14	14	14	14	14	13
Energy(?)	897	897	1015	1036	1327	1310	1294	1278	1151	1093	857	956	943	943	943	767	693	673
Wind (km/h)
Wind State(?)	off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off
Tide State(?)	low-flow	mid-flow	high-flow	high	mid-ebb	low	mid-flow	high	mid-ebb	low	mid-flow	high	mid-ebb	low	mid-flow	high	mid-ebb	low
High Tide / height (ft)				4:18PM 3.35				5:03AM 2.72				5:04PM 3.61				5:38AM 3.25
Low Tide / height (ft)						10:46PM 0.59				10:27AM 0.49				11:20PM 0.3				11:24AM 0.43
Weather Advanced Surf Forecast

Summary	clear	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	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 (in)	-	-	0.0	0.2	0.2	0.0	0.0	0.2	0.2	0.1	0.1	0.0	0.1	0.2	0.2	0.2	0.3	0.2
Temp. °F	84	86	86	82	81	81	79	79	82	82	84	81	79	79	79	79	81	81
Chill °F (?)	84	86	86	82	81	81	79	79	82	82	84	81	79	79	79	79	81	81
Sunrise	-	-	-	-	-	-	-	6:24	-	-	-	-	-	-	-	6:24	-	-
Sunset	-	-	6:30	-	-	-	-	-	-	-	6:30	-	-	-	-	-	-	-
Swell1 (ft) & direction	1.2 SSW	1.4 SSW	1.3 SSW	1.4 SSW	1.6 SSW	1.6 SSW	1.6 SSW	1.6 SSW	1.6 SSW	1.5 SSW	1.4 SSW	1.5 SSW	1.5 SSW	1.5 SSW	1.5 SSW	1.4 SSW	1.4 SSW	1.4 SSW
Period (s)	18	14	18	16	16	16	16	16	15	16	15	14	14	14	14	14	14	13
Swell2 (ft) & direction	1.2 SSW	1.2 SSW	1.1 SSW	0.8 SSW	0.8 WSW	0.8 WSW	0.9 WSW	0.9 WSW	1.0 WSW	0.7 SW	1.0 WSW	1.0 WSW	0.9 WSW	0.9 WSW	0.9 WSW	0.8 WSW	0.9 WSW	0.2 SSE
Period (s)	14	18	14	13	6	6	6	6	7	6	7	7	7	6	6	6	6	14
Wind waves (ft) & direction	-	-	-	-	0.8 WSW	0.8 WSW	-	-	-	-	-	-	-	-	0.7 W	0.9 W	1.0 W	0.9 WSW
Period (s)	-	-	-	-	6	6	-	-	-	-	-	-	-	-	6	6	6	6

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