Madaket Surf Forecast

/ Massachusetts (29 breaks) / Massachusetts (28 breaks) /

USA (1297 breaks)

Surf Forecasts:

Madaket surfForecast / Massachusetts / USA

48hr Weather and Surf, issued 1 am Thursday 18 Sep 2025 EDT

Forecast update in hr min s Forecast update imminent

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

Today's Madaket sea temperature is 19.1° C
(Which is normal for this time of year)

How big are the waves at Madaket today?

The current surf forecast for Madaket at 6AM is: 0.9m 7s primary swell from a Southeast direction and 0.3m 6s secondary swell from a South-southwest direction (forecast issued at 01:00am September 18). The wind direction is predicted to be cross-shore.

Time (EDT) & Date	Wave Height	Wave Period
Morning (18 Sep)	2.5ft (0.8m)	7s
Afternoon (18 Sep)	2.5ft (0.8m)	7s
Evening (18 Sep)	2.5ft (0.7m)	7s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

		Thursday 18								Friday 19								Saturday 20
	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	5 PM	8 PM
Rating (10 max)	0	0	0	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	ESE	ESE	SE	SE	SE	SSW	ESE	SSE	SSE	SSE	SSE	SSE	SSE
Period(s) (?)	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	6	7	9	9	9	9	9	9
Wave Graph (?)
kJ (?)	119	96	79	71	65	65	54	54	43	41	31	19	17	13	12	12	10	10	8	8	8	8	8	8
Wind (km/h)	E	E	ESE	NNW	N	NNW	WNW	SW	WSW	W	W	NNW	NNW	ENE	ESE	ESE	ESE	NE	NE	NE	ENE	ENE	E	ENE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	cross	glass	cross- off	cross- off	cross	cross- on	cross- on	cross- on	cross	cross- off	cross- off	cross- off	cross	cross	cross- off	off	off	cross- off	cross- off	cross- off	cross- off	cross- off
High Tide / height (m)	9:16PM 0.73				10:03AM 0.66				10:18PM 0.74				10:56AM 0.69					11:11PM 0.74				11:41AM 0.71
Low Tide / height (m)			3:11AM 0.04				3:24PM 0.09				4:07AM 0.03				4:20PM 0.07				4:55AM 0.02					5:09PM 0.05

		Thursday 18								Friday 19								Saturday 20
Sunrise	-	-	-	6:22	-	-	-	-	-	-	-	6:24	-	-	-	-	-	-	-	6:24	-	-	-	-
Sunset	-	-	-	-	-	-	6:45	-	-	-	-	-	-	-	6:44	-	-	-	-	-	-	-	6:42	-

Rain (mm)	1	4	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	18	19	19	20	20	20	20	21	20	20	20	19	21	21	20	19	19	19	17	16	16	15	15	14
Feels °C (?)	17	19	20	23	22	22	22	22	19	17	18	16	19	20	19	17	18	16	9	9	10	10	10	9

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 Massachusetts

Wind Update Continuing clean conditions at Madaket (calm at BUOY-NTKM3 10 km from Madaket). 0.8m 7s swell from the SE with a 0.3m 7s swell from the SSW. 2 swells combining to make bigger set waves.
1 hour 17 minutes ago Madaket

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1 h 17 min ago

4 km/h

ESE

Clean

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