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

	Thursday 09			Friday 10			Saturday 11			Sunday 12			Monday 13			Tuesday 14			Wednesday 15			Thu
	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	Kandui Left Mentawi Islands	Thunders Mentawi Islands	Bawa Nias	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Thunders Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Lagundri - The Point Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands
Rating	2	2	2	3	3	3	2	3	3	3	4	3	3	4	3	3	3	3	3	3	3	3
Wave Height (m) & direction (?)	0.6 S	0.7 S	0.8 SSW	1.0 SSW	0.7 S	0.8 S	1.1 SSW	1.0 S	1.0 S	0.7 SW	0.8 SW	1.1 SW	1.1 SW	1.2 SW	1.3 SW	1.3 SW	1.2 SW	1.3 SW	1.1 SW	1.1 SW	0.9 SSW	1.3 SSW
Period(s) (?)	16	15	15	13	14	14	14	13	12	20	18	18	17	16	16	15	15	14	14	13	16	14
Energy(?)	323	360	368	480	274	486	501	400	486	637	638	1081	913	913	1046	828	698	715	577	562	706	808
Wind (km/h)
Wind State(?)	glass	cross- off	cross	off	cross- off	cross	glass	cross- off	cross	glass	cross- off	cross	glass	glass	cross	glass	cross- off	cross- on	glass	cross	cross- on	glass
High Tide / height (m)	10:06AM 0.90		9:49PM 0.55	11:04AM 0.85		12:35AM 0.49	12:32PM 0.72		2:56AM 0.57
Low Tide / height (m)		4:55PM 0.32		4:08AM 0.31	6:06PM 0.38		4:32AM 0.35		7:43PM 0.38
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	risk thund- der	risk thund- der	some clouds	some clouds	risk thund- der	risk thund- der	rain shwrs	risk thund- der	risk thund- der	risk thund- der	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	rain shwrs
Rain (mm)	1	1	3	2	-	-	1	2	8	1	6	3	2	1	4	-	3	10	3	4	7	1
High °C	28	28	28	29	29	28	28	28	27	28	28	28	28	29	28	28	28	28	28	28	27	28
Low °C	27	28	27	28	28	27	28	28	27	28	28	27	28	28	27	28	28	27	28	28	27	28
Chill °C (?)	28	28	28	29	29	28	28	28	27	28	28	28	28	29	28	28	28	28	28	28	27	28
Sunrise	6:22	-	-	6:18	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:20	-	-	6:24	-	-	6:20
Sunset	-	6:27	-	-	6:35	-	-	6:21	-	-	6:25	-	-	6:24	-	-	6:24	-	-	6:24	-	-
Swell1 (m) & direction	0.7 WSW	0.7 SSW	0.8 SSW	1.0 SSW	0.7 S	0.8 SSW	1.1 SSW	1.0 S	1.0 S	0.9 SSW	0.9 SSW	1.1 SW	1.1 SW	1.2 SW	1.3 SW	1.3 SW	1.2 SW	1.3 SW	1.1 SW	1.1 SW	0.9 SW	1.3 SSW
Period (s)	5	12	15	13	14	12	14	13	12	12	12	18	17	16	16	15	15	14	14	13	13	14
Swell2 (m) & direction	0.6 SSW	0.7 S	0.5 SSW	0.5 W	0.6 S	0.8 S	0.4 W	0.4 WNW	0.4 SW	0.7 SW	0.8 SW	1.0 SSW	0.8 SSW	0.6 SSW	0.7 S	0.7 S	0.7 S	0.6 S	0.5 S	0.6 S	0.9 SSW	0.7 S
Period (s)	12	15	11	6	11	14	6	6	20	20	18	12	12	12	8	8	8	8	8	9	16	9
Wind waves (m) & direction	-	-	-	-	-	0.5 W	-	-	0.5 W	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	-	-	-	-	6	-	-	6	-	-	-	-	-	-	-	-	-	-	-	-	-

	Thursday 09							Friday 10								Saturday 11
	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	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Thunders Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bawa Nias	Asu Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Thunders Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands
Rating	2	2	2	2	2	2	3	2	2	2	2	2	3	3	3	3	3	3	3	3	2	2
Wave Height (m) & direction (?)	0.9 SSW	0.8 SSW	0.6 S	0.6 S	0.7 S	0.7 S	1.0 S	0.8 SSW	0.7 S	0.7 S	0.8 SSW	1.0 S	1.1 S	1.0 S	0.7 S	1.0 S	1.0 S	1.1 S	1.1 SSW	1.1 SSW	1.0 S	1.0 S
Period(s) (?)	12	12	16	15	15	15	15	15	14	14	13	13	14	14	14	14	14	14	14	13	13	13
Energy(?)	341	341	323	306	360	374	515	368	436	284	307	457	577	514	510	534	538	523	501	532	406	400
Wind (km/h)
Wind State(?)	cross- off	off	cross- off	glass	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	glass	cross- off	cross- off	cross- off	cross- off	glass	off	glass	cross- off	cross- off	cross- off
Tide State(?)	low	mid-flow	mid-flow	high	mid-ebb	low	mid-flow	mid-ebb	mid-ebb	low	mid-flow	high	mid-ebb	low	mid-flow	high	low	low	mid-flow	high	mid-ebb	mid-ebb
High Tide / height (m)				10:08AM 0.92								11:04AM 0.85				11:31PM 0.30				12:18PM 0.68
Low Tide / height (m)	3:24AM 0.23					4:55PM 0.32				4:08AM 0.31				6:06PM 0.38			3:54AM 0.26	5:06AM 0.39
Weather Advanced Surf Forecast

Summary	risk thund- der	risk thund- der	clear	risk thund- der	risk thund- der	cloudy	clear	risk thund- der	risk thund- der	risk thund- der	some clouds	some clouds	risk thund- der	clear	some clouds	some clouds	some clouds	clear	clear	clear	risk thund- der	risk thund- der
Rain (mm)	2	1	-	1	1	-	-	1	1	1	-	-	1	-	-	-	-	-	-	-	3	1
Temp. °C	26	27	27	28	28	28	28	27	27	27	28	28	29	28	28	28	28	26	28	28	28	28
Chill °C (?)	26	27	27	28	28	28	28	27	27	27	28	28	29	28	28	28	28	26	28	28	28	28
Sunrise	-	6:22	-	-	-	-	-	-	-	6:22	-	-	-	-	-	-	-	6:20	-	-	-	-
Sunset	-	-	-	-	6:27	-	-	-	-	-	-	-	6:22	-	-	-	-	-	-	-	6:25	-
Swell1 (m) & direction	0.9 SSW	0.8 SSW	0.7 WSW	0.7 WSW	0.7 SSW	0.7 SSW	1.0 S	0.8 SSW	0.7 S	0.7 S	0.8 SSW	1.0 S	1.1 S	1.0 S	0.7 SSW	1.0 S	1.0 S	1.1 S	1.1 SSW	1.1 SSW	1.0 S	1.0 S
Period (s)	12	12	5	5	12	12	15	15	14	14	13	13	14	14	12	14	14	14	14	13	13	13
Swell2 (m) & direction	0.4 WSW	0.6 WSW	0.6 SSW	0.6 SSW	0.7 S	0.7 S	0.5 W	0.5 SSW	0.7 SSW	0.6 SSW	0.5 S	0.4 WSW	0.4 SW	0.4 SW	0.7 S	0.5 SW	0.5 SW	0.4 W	0.4 W	0.5 W	0.4 SW	0.4 SW
Period (s)	5	5	12	12	15	15	5	11	11	11	11	6	15	15	14	15	15	6	6	6	13	13
Wind waves (m) & direction	0.5 W	-	-	-	-	-	-	-	-	-	-	-	0.5 W	-	0.5 W	-	-	-	-	-	-	0.5 W
Period (s)	5	-	-	-	-	-	-	-	-	-	-	-	6	-	6	-	-	-	-	-	-	6

	Thursday 09
	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	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands	Lances Left Mentawi Islands	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Thunders Mentawi Islands	Kandui Left Mentawi Islands	Kandui Left Mentawi Islands	Bawa Nias	Asu Nias	Bankvaults Mentawi Islands	Kandui Left Mentawi Islands	Thunders Mentawi Islands	Bankvaults Mentawi Islands	Bankvaults Mentawi Islands
Rating	2	2	2	2	2	2	3	2	2	2	2	2	3	3	3	3	3	3	3	3	2	2
Wave Height (m) & direction (?)	0.9 SSW	0.9 SSW	0.9 SSW	0.8 SSW	0.8 SSW	0.8 SSW	0.7 SSW	0.6 S	0.6 S	0.6 S	0.6 S	0.6 S	0.7 S	0.7 S	0.7 S	0.6 S	0.5 S	0.7 S	0.7 S	0.9 SSW	0.8 S	0.8 S
Period(s) (?)	12	12	12	12	12	12	12	16	16	16	15	15	15	15	15	16	16	15	15	14	15	15
Energy(?)	332	360	352	353	342	341	287	325	323	318	313	306	406	360	360	315	229	374	374	457	360	362
Wind (km/h)
Wind State(?)	cross- off	cross- off	cross- on	cross- on	cross- off	off	cross- off	off	cross- off	glass	glass	glass	cross- off	glass	cross	cross- off	cross- on	cross- off	cross- on	cross- off	cross- off	cross- off
High Tide / height (m)										10:08AM 0.92											9:48PM 0.54
Low Tide / height (m)			3:27AM 0.23													4:43PM 0.26
Weather Advanced Surf Forecast

Summary	some clouds	risk thund- der	risk thund- der	risk thund- der	some clouds	some clouds	risk thund- der	some clouds	clear	some clouds	some clouds	clear	cloudy	some clouds	some clouds	some clouds	cloudy	cloudy	some clouds	clear	some clouds	some clouds
Rain (mm)	-	1	1	1	-	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
High °C	27	27	27	27	27	27	27	27	27	28	28	28	28	28	28	29	28	28	28	28	27	27
Chill °C (?)	27	27	27	27	27	27	27	27	27	28	28	28	28	28	28	29	28	28	28	28	27	27
Sunrise	-	-	-	-	-	6:22	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Sunset	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	6:36	-	-	-	-	-
Swell1 (m) & direction	0.9 SSW	0.9 SSW	0.9 SSW	0.8 SSW	0.8 SSW	0.8 SSW	0.7 SSW	0.7 WSW	0.7 WSW	0.7 WSW	0.7 WSW	0.7 WSW	0.7 S	0.7 SSW	0.7 SSW	0.6 SSW	0.5 SSW	0.7 SSW	0.7 SSW	0.9 SSW	0.8 S	0.8 S
Period (s)	12	12	12	12	12	12	12	5	5	5	5	5	15	12	12	8	12	12	12	14	15	15
Swell2 (m) & direction	0.3 S	0.4 WSW	0.4 WSW	0.5 WSW	0.6 WSW	0.6 WSW	0.5 S	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.6 SSW	0.8 SSW	0.7 S	0.7 S	0.6 S	0.5 S	0.7 S	0.7 S	0.6 W	0.5 SSW	0.5 SSW
Period (s)	17	5	5	5	5	5	16	12	12	12	12	12	12	15	15	16	16	15	15	6	11	11
Wind waves (m) & direction	-	0.5 W	0.5 W	0.5 W	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Period (s)	-	5	5	5	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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