Robert Moses State Park Surf Forecast

/ Long Island NY (34 breaks) / New York (44 breaks) /

USA (1297 breaks) / Lat Long: (40.62° N 73.26° W)

Surf Forecasts:

Robert Moses State Park surfForecast / Long Island NY / USA

48hr Weather and Surf, issued 1 pm Monday 15 Sep 2025 EDT

Forecast update in hr min s Forecast update imminent

Robert Moses State Park surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Robert Moses State Park sea temperature is 21.6° C
(Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Robert Moses State Park today?

The current surf forecast for Robert Moses State Park at 7PM is: 1.0m 8s primary swell from a East-southeast direction and 0.2m 10s secondary swell from a East-southeast direction, 0.4m 5s secondary swell from a Southeast direction (forecast issued at 01:00pm September 15). The wind direction is predicted to be cross-onshore.

Time (EDT) & Date	Wave Height	Wave Period
Morning (15 Sep)	2ft (0.6m)	8s
Afternoon (15 Sep)	1.5ft (0.5m)	8s
Evening (15 Sep)	3.5ft (1.0m)	8s

Table - waves today at Robert Moses State Park. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Monday 15					Tuesday 16								Wednesday 17								Thursday 18
	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	11 PM	2 AM	5 AM	8 AM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	1	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE
Period(s) (?)	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	7	7	7	7	7	7	7
Wave Graph (?)
Energy (?)	48	59	73	156	151	348	228	298	323	315	308	301	293	278	596	274	230	237	216	409	167	134	126	115
Wind (km/h)	ENE	E	ESE	ESE	E	ENE	ENE	ENE	ENE	E	E	E	E	E	ENE	ENE	E	E	E	ENE	ENE	ENE	NE	NNE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross- on	cross- on	cross- on	cross	cross	cross	cross	cross	cross	cross- on	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross- off	cross- off
High Tide / height (m)			2:26PM 1.39				3:08AM 1.14				3:33PM 1.37				4:15AM 1.17				4:38PM 1.39					5:17AM 1.24
Low Tide / height (m)	8:01AM 0.23				9:16PM 0.18				9:14AM 0.23				10:17PM 0.14				10:18AM 0.19					11:11PM 0.08

	Monday 15					Tuesday 16								Wednesday 17								Thursday 18
Sunrise	-	-	-	-	-	-	-	6:33	-	-	-	-	-	-	-	6:35	-	-	-	-	-	-	-	6:35
Sunset	-	-	7:01	-	-	-	-	-	-	-	7:00	-	-	-	-	-	-	-	6:59	-	-	-	-	-

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

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 Long Island NY

Wind Update The wind is still cross-on at Robert Moses State Park (light winds from the ESE at Farmingdale Airport 18 km from Robert Moses State Park). 1.0m 6s windswell from the ESE with a 0.4m 13s groundswell from the SE. 2 swells combining to make bigger set waves.
1 hour 59 minutes ago Robert Moses State Park

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18 km away, 1 h 59 min ago

19 km/h

ESE

0.0

21.6

Air / Water (°C)

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