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 7 pm Sunday 17 Aug 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 24.2° C
(Which is 1.7°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 11PM is: 1.0m 5s primary swell from a South-southwest direction and 0.3m 10s secondary swell from a Southeast direction, 0.3m 13s secondary swell from a Southeast direction (forecast issued at 07:00pm August 17). The wind direction is predicted to be cross-onshore.

Time (EDT) & Date	Wave Height	Wave Period
Morning (17 Aug)	-	-
Afternoon (17 Aug)	1.5ft (0.4m)	9s
Evening (17 Aug)	3.5ft (1.0m)	5s

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

Hourly 12 Days

Long Island New York Surf

Print Surf Table

Updates in hr min s Forecast update imminent

	Sunday 17			Monday 18								Tuesday 19								Wednesday 20
	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	0	0	1	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	2	3	3	2	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	SE	SSW	SSW	SSW	SE	SE	E	E	E	E	E	E	E	SSE	SSE	SSE	SSE	SSE	SSE	SE	SSE	SSE	SSE	SSE
Period(s) (?)	9	5	5	5	13	14	6	7	7	7	7	7	6	17	16	16	15	15	15	14	14	17	16	16
Wave Graph (?)
Energy (?)	58	78	96	107	85	231	336	437	470	504	478	457	482	461	517	595	687	784	804	1260	1181	1684	1737	1751
Wind (km/h)	S	SSW	S	N	NE	NE	NE	ENE	E	E	E	E	ENE	ENE	E	ESE	ESE	E	ESE	ESE	ENE	ENE	E	ESE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross- on	off	cross- off	cross- off	cross- off	cross	cross	cross- on	cross- on	cross	cross	cross	cross	cross- on	cross- on	cross- on	cross- on	cross- on	cross	cross	cross	cross- on
High Tide / height (m)	2:38PM 1.43				3:15AM 1.13				3:44PM 1.43				4:25AM 1.15				4:51PM 1.45					5:30AM 1.20
Low Tide / height (m)			9:28PM 0.18				9:22AM 0.16				10:31PM 0.12				10:26AM 0.14					11:28PM 0.07				11:24AM 0.10

	Sunday 17			Monday 18								Tuesday 19								Wednesday 20
Sunrise	-	-	-	-	-	6:05	-	-	-	-	-	-	-	6:05	-	-	-	-	-	-	-	6:07	-	-
Sunset	7:47	-	-	-	-	-	-	-	7:46	-	-	-	-	-	-	-	7:45	-	-	-	-	-	-	-

Rain (mm)	-	1	5	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	26	25	24	24	20	19	19	20	21	20	19	19	19	19	20	20	20	19	19	20	20	20	21	22
Feels °C (?)	25	25	26	23	16	15	15	16	17	15	15	15	15	15	16	15	17	17	17	19	20	19	19	20

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 SSW at Farmingdale Airport 18 km from Robert Moses State Park). 1.0m 5s windswell from the SSW with a 0.3m 10s swell from the SE and a 0.2m 10s swell from the ESE. 3 swells combining to make bigger set waves.
2 hours 32 minutes ago Robert Moses State Park

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18 km away, 2 h 32 min ago

13 km/h

SSW

0.0

24.2

Air / Water (°C)

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