Slaughterhouse Surf Forecast

/ HAW – Maui (46 breaks) / Hawaii (267 breaks) /

USA (1297 breaks) / Lat Long: (21.01° N 156.64° W)

Surf Forecasts:

Slaughterhouse surfForecast / HAW – Maui / USA

48hr Weather and Surf, issued 7 pm Monday 08 Sep 2025 HST

Forecast update in hr min s Forecast update imminent

Slaughterhouse surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Slaughterhouse sea temperature is 26.8° C
(Which is normal for this time of year)

How big are the waves at Slaughterhouse today?

The current surf forecast for Slaughterhouse at 11PM is: 0.5m 13s primary swell from a Northwest direction (forecast issued at 07:00pm September 08). An open ocean swell of 1.4m 13s is not directed at the surf break, a second open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & Date	Wave Height	Wave Period
Morning (08 Sep)	-	-
Afternoon (08 Sep)	4.5ft (1.3m)	13s
Evening (08 Sep)	4.5ft (1.4m)	12s

Table - waves today at Slaughterhouse. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Monday 08			Tuesday 09								Wednesday 10								Thursday 11
	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM
Rating (10 max)	0	3	0	2	3	3	3	1	3	2	3	2	2	2	1	1	1	0	0	0	1	1	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	E	E	NW	E	E	E	E	ENE	ENE	ENE	ENE	E	E	E	E	E	E	E	E	E	E	E	E	E
Period(s) (?)	13	12	13	12	12	12	11	11	11	10	9	9	9	9	8	8	8	8	8	8	8	8	8	8
Wave Graph (?)
Energy (?)	623	682	101	865	1469	2342	1598	1566	1383	1042	799	613	563	503	543	647	523	428	440	415	349	312	306	308
Wind (km/h)	NE	ENE	ENE	ENE	ENE	ENE	NNE	NNE	NE	NE	SE	ESE	ENE	E	E	ENE	ENE	ENE	E	E	E	E	ENE	ENE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross- off	cross- off	cross- off	cross- off	cross- off	cross	cross- on	cross	cross	off	glass	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off
High Tide / height (m)					3:54AM 0.70				3:40PM 0.70				4:42AM 0.73				4:01PM 0.63					5:35AM 0.74
Low Tide / height (m)			9:40PM 0.12				9:46AM 0.23				10:04PM 0.09				10:37AM 0.31				10:32PM 0.08					11:37AM 0.39

	Monday 08			Tuesday 09								Wednesday 10								Thursday 11
Sunrise	-	-	-	-	-	6:11	-	-	-	-	-	-	-	6:11	-	-	-	-	-	-	-	6:11	-	-
Sunset	6:36	-	-	-	-	-	-	-	6:35	-	-	-	-	-	-	-	6:34	-	-	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	25	25	25	25	25	25	26	25	25	25	25	25	25	26	26	26	26	26	25	25	25	25	26	26
Feels °C (?)	25	27	25	26	26	25	27	26	27	27	27	28	28	29	27	26	26	25	24	24	24	24	24	23

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for HAW - Maui

Wind Update Continuing clean conditions at Slaughterhouse (calm at Wailuku Heights wx 20 km from Slaughterhouse). 0.7m 3s local chop from the ENE with a 0.3m 10s swell from the NNW. 2 swells combining to make bigger set waves.
1 hour 17 minutes ago Slaughterhouse

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20 km away, 1 h 17 min ago

0 km/h

0.0

26.8

Air / Water (°C)

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