Name: Sumbawa – Cement Factory Surf Forecast & Surf Report
Address: Sumbawa, Indonesia

Current Weather

SunDaylight: 11h 57m

Sunrise06:00

Sunset17:57

Waves

Live

0.7m

Period: 8s

Swell 1:0.7m@ 7sN

Swell 2:0.0m@ 3sSW

Wind waves:

0.1m@ 1sESE

Wind

Offshore

ENE

10km/h

Gusts: 16 km/h

Tides

+1.16m

00h06h12h18h24h

Tides— Today

	Coef.Coef	▼Low tideLow	▲High tideHigh
MorningAM	46	06:00+0.17m	—
AfternoonPM	46	16:00+0.76m	13:00+0.81m

Air

27°C

Feels like: 32°C

Max30°

Min27°

Water

30°C

Wetsuit: Boardshorts

UV IndexMax today: 8.8

0.0Low

UV Scale

No protection needed. Safe to be outside.

Rain ProbabilityMax today: 57%

56%Moderate

2.8 mm

Chance of rain. Consider bringing a light jacket.

Forecast

	Today			Tomorrow			15 Thu			16 Fri			17 Sat			18 Sun			19 Mon			20 Tue
Period	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE
Rating	1	1	1	2	2	1	1	1	1	1	1	1	2	1	2						1		1	1
Height(m)	0.7 N 0°	0.7 N 4°	0.6 N 2°	0.5 N 1°	0.5 N 1°	0.4 N 1°	0.4 N 1°	0.4 N 5°	0.3 N 3°	0.4 N 4°	0.5 N 7°	0.5 N 7°	0.5 N 6°	0.5 N 7°	0.5 N 8°	0.4 NNE 12°	0.4 NNE 14°	0.4 NNE 14°	0.4 NNE 14°	0.4 NNE 14°	0.4 NNE 14°	0.4 NNE 13°	0.4 NNE 12°	0.4 NNE 12°
Period(s)	8	7	7	7	7	7	7	6	6	7	7	7	7	7	7	6	6	6	6	7	7	7	7	7
Energy(kJ)	56	47	43	25	21	16	11	9	8	12	19	21	19	19	19	15	13	12	10	13	14	12	13	14
Wind(km/h)	6 ↑13 E	8 ↑14 NE	11 ↑17 ENE	9 ↑14 ESE	12 ↑17 SE	12 ↑18 ENE	13 ↑23 SE	7 ↑15 E	8 ↑14 ENE	6 ↑12 SSE	4 ↑10 ENE	10 ↑15 ENE	9 ↑18 SE	9 ↑20 SE	5 ↑11 ESE	9 ↑14 NE	5 ↑15 NE	6 ↑15 NNE	6 ↑19 NNE	3 ↑12 NW	6 ↑12 NNW	7 ↑17 WNW	8 ↑19 NW	10 ↑19 NW
Wind state	cross-on	onshore	onshore	cross-on	cross	cross-on	cross	cross	onshore	cross-on	onshore	onshore	cross	cross	cross-on	onshore	onshore	onshore	cross-on	cross	cross	cross	cross	cross
Swell 1	0.7m7s ENE	0.7m7s N	0.6m6s N	0.5m6s N	0.5m6s N	0.4m6s N	0.3m6s N	0.3m6s N	0.3m6s N	0.3m6s NNE	0.4m6s NNE	0.4m6s NNE	0.4m6s NNE	0.4m6s NNE	0.4m6s NNE	0.4m5s NNE	0.4m5s NNE	0.4m6s N	0.4m5s NNE	0.3m5s NNE	0.4m6s NNE	0.3m6s NNE	0.3m6s N	0.4m6s N
Swell 2	-	0.1m6s WNW	0.1m5s WNW	-	-	-	0.2m5s NNW	0.1m5s NNW	0.1m5s NNW	0.2m6s WNW	0.2m5s NNW	0.2m6s NNW	0.2m6s NNW	0.2m6s NNW	0.2m6s NNW	-	-	0.1m4s ESE	-	0.1m5s W	-	0.1m5s N	0.1m4s NNE	-
Tides	▲ High0.4m	▲ High0.8m	▲ High1.0m	▲ High0.3m	▲ High0.7m	▲ High1.0m	▲ High0.2m	▲ High0.7m	▲ High1.0m	▲ High0.2m	▲ High0.6m	▲ High0.9m	▲ High0.3m	▲ High0.5m	▲ High0.9m	▲ High0.4m	▲ High0.4m	▲ High0.8m	▲ High0.5m	▲ High0.3m	▲ High0.8m	▲ High0.7m	▲ High0.3m	▲ High0.8m
Cloud cover
Rain(mm)									-		-	-									-
Air	28°C	28°C	29°C	29°C	29°C	29°C	27°C	27°C	28°C	29°C	29°C	29°C	28°C	28°C	29°C	29°C	28°C	29°C	27°C	28°C	29°C	29°C	29°C	29°C
Water	30°C	31°C	31°C	30°C	31°C	31°C	30°C	31°C	31°C	30°C	31°C	31°C	30°C	31°C	31°C	30°C	31°C	31°C	30°C	31°C	31°C	31°C	31°C	31°C
UV Index	8	9	0	8	9	0	7	9	0	8	9	0	8	8	0	7	9	0	7	9	0	7	9	0

Map

Windy

Reviews

4.0

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Located in Sumbawa, Indonesia, Cement Factory is a challenging reef break that rarely breaks but delivers world-class waves when conditions align. The best swells come from the west-southwest, with east winds creating ideal conditions. The warm tropical waters and expert-level waves make this spot a hidden gem for advanced surfers. Patience is key, as the break is unpredictable but rewarding for those who catch it.

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Current Weather

SunDaylight: 11h 57m

Sunrise06:00

Sunset17:57

Waves

Live

0.7m

Period: 8s

Swell 1:0.7m@ 7sN

Swell 2:0.0m@ 3sSW

Wind waves:

0.1m@ 1sESE

Wind

Offshore

ENE

10km/h

Gusts: 16 km/h

Tides

+1.16m

00h06h12h18h24h

Tides— Today

	Coef.Coef	▼Low tideLow	▲High tideHigh
MorningAM	46	06:00+0.17m	—
AfternoonPM	46	16:00+0.76m	13:00+0.81m

Air

27°C

Feels like: 32°C

Max30°

Min27°

Water

30°C

Wetsuit: Boardshorts

UV IndexMax today: 8.8

0.0Low

UV Scale

No protection needed. Safe to be outside.

Rain ProbabilityMax today: 57%

56%Moderate

2.8 mm

Chance of rain. Consider bringing a light jacket.

Forecast

	Today			Tomorrow			15 Thu			16 Fri			17 Sat			18 Sun			19 Mon			20 Tue
Period	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE	AM	PM	EVE
Rating	1	1	1	2	2	1	1	1	1	1	1	1	2	1	2						1		1	1
Height(m)	0.7 N 0°	0.7 N 4°	0.6 N 2°	0.5 N 1°	0.5 N 1°	0.4 N 1°	0.4 N 1°	0.4 N 5°	0.3 N 3°	0.4 N 4°	0.5 N 7°	0.5 N 7°	0.5 N 6°	0.5 N 7°	0.5 N 8°	0.4 NNE 12°	0.4 NNE 14°	0.4 NNE 14°	0.4 NNE 14°	0.4 NNE 14°	0.4 NNE 14°	0.4 NNE 13°	0.4 NNE 12°	0.4 NNE 12°
Period(s)	8	7	7	7	7	7	7	6	6	7	7	7	7	7	7	6	6	6	6	7	7	7	7	7
Energy(kJ)	56	47	43	25	21	16	11	9	8	12	19	21	19	19	19	15	13	12	10	13	14	12	13	14
Wind(km/h)	6 ↑13 E	8 ↑14 NE	11 ↑17 ENE	9 ↑14 ESE	12 ↑17 SE	12 ↑18 ENE	13 ↑23 SE	7 ↑15 E	8 ↑14 ENE	6 ↑12 SSE	4 ↑10 ENE	10 ↑15 ENE	9 ↑18 SE	9 ↑20 SE	5 ↑11 ESE	9 ↑14 NE	5 ↑15 NE	6 ↑15 NNE	6 ↑19 NNE	3 ↑12 NW	6 ↑12 NNW	7 ↑17 WNW	8 ↑19 NW	10 ↑19 NW
Wind state	cross-on	onshore	onshore	cross-on	cross	cross-on	cross	cross	onshore	cross-on	onshore	onshore	cross	cross	cross-on	onshore	onshore	onshore	cross-on	cross	cross	cross	cross	cross
Swell 1	0.7m7s ENE	0.7m7s N	0.6m6s N	0.5m6s N	0.5m6s N	0.4m6s N	0.3m6s N	0.3m6s N	0.3m6s N	0.3m6s NNE	0.4m6s NNE	0.4m6s NNE	0.4m6s NNE	0.4m6s NNE	0.4m6s NNE	0.4m5s NNE	0.4m5s NNE	0.4m6s N	0.4m5s NNE	0.3m5s NNE	0.4m6s NNE	0.3m6s NNE	0.3m6s N	0.4m6s N
Swell 2	-	0.1m6s WNW	0.1m5s WNW	-	-	-	0.2m5s NNW	0.1m5s NNW	0.1m5s NNW	0.2m6s WNW	0.2m5s NNW	0.2m6s NNW	0.2m6s NNW	0.2m6s NNW	0.2m6s NNW	-	-	0.1m4s ESE	-	0.1m5s W	-	0.1m5s N	0.1m4s NNE	-
Tides	▲ High0.4m	▲ High0.8m	▲ High1.0m	▲ High0.3m	▲ High0.7m	▲ High1.0m	▲ High0.2m	▲ High0.7m	▲ High1.0m	▲ High0.2m	▲ High0.6m	▲ High0.9m	▲ High0.3m	▲ High0.5m	▲ High0.9m	▲ High0.4m	▲ High0.4m	▲ High0.8m	▲ High0.5m	▲ High0.3m	▲ High0.8m	▲ High0.7m	▲ High0.3m	▲ High0.8m
Cloud cover
Rain(mm)									-		-	-									-
Air	28°C	28°C	29°C	29°C	29°C	29°C	27°C	27°C	28°C	29°C	29°C	29°C	28°C	28°C	29°C	29°C	28°C	29°C	27°C	28°C	29°C	29°C	29°C	29°C
Water	30°C	31°C	31°C	30°C	31°C	31°C	30°C	31°C	31°C	30°C	31°C	31°C	30°C	31°C	31°C	30°C	31°C	31°C	30°C	31°C	31°C	31°C	31°C	31°C
UV Index	8	9	0	8	9	0	7	9	0	8	9	0	8	8	0	7	9	0	7	9	0	7	9	0

Map

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Cement Factory

Cement Factory in Sumbawa offers powerful reef breaks for expert surfers seeking rare west-southwest swells.

Current Weather

Forecast

Map

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