ariasurf

Shirley Beach

Mastic Beach, United States

Sand

Right now

Conditions at 3:00 PM Eastern Daylight Time.

Fair

Knee-high (0.7 m) at 5 s, heading toward W, with moderate offshore wind toward W.

Swell

0.7 m

5 s

Wind

15 km/h

Offshore

Tide

1.2 m

Falling

Weather

20 °C

Overcast

22 °C water

7-day forecast

Wave height and the best conditions expected each day.

Hourly forecast

Saturday, September 19, 2026

Time	Rating	Swell	Swell direction	Wind	Wind direction	Tide	Weather
12 AM	Poor	0.4 m · 8 s	NW	7 km/h · 26 km/h gusts	S Cross-shore	1.1 m	Clear · 19 °C
1 AM	Poor	0.4 m · 8 s	NW	11 km/h · 34 km/h gusts	S Cross-shore	1.1 m	Clear · 19 °C
2 AM	Poor	0.3 m · 8 s	NW	14 km/h · 34 km/h gusts	SSW Cross-shore	1.1 m	Clear · 18 °C
3 AM	Fair	0.3 m · 8 s	NW	17 km/h · 39 km/h gusts	SSW Offshore	1 m	Clear · 18 °C
4 AM	Fair	0.3 m · 9 s	NW	17 km/h · 39 km/h gusts	SSW Offshore	0.9 m	Clear · 18 °C
5 AM	Poor	0.3 m · 9 s	NW	15 km/h · 37 km/h gusts	SSW Cross-shore	0.8 m	Clear · 17 °C
6 AM	Poor	0.3 m · 8 s	WNW	15 km/h · 28 km/h gusts	SSW Offshore	0.7 m	Clear · 16 °C
7 AM	Poor	0.4 m · 6 s	WNW	13 km/h · 29 km/h gusts	SSW Cross-shore	0.7 m	Overcast · 15 °C
8 AM	Poor	0.4 m · 4 s	W	16 km/h · 34 km/h gusts	SSW Cross-shore	0.7 m	Partly cloudy · 17 °C
9 AM	Fair	0.4 m · 4 s	W	21 km/h · 34 km/h gusts	SSW Offshore	0.8 m	Clear · 17 °C
10 AM	Fair	0.5 m · 4 s	W	20 km/h · 27 km/h gusts	SW Offshore	0.9 m	Mostly clear · 18 °C
11 AM	Fair	0.5 m · 4 s	W	17 km/h · 21 km/h gusts	WSW Offshore	1.1 m	Partly cloudy · 19 °C
12 PM	Fair	0.6 m · 4 s	W	14 km/h · 16 km/h gusts	WSW Offshore	1.2 m	Mostly clear · 20 °C
1 PM	Fair	0.6 m · 4 s	W	12 km/h · 14 km/h gusts	W Offshore	1.3 m	Clear · 20 °C
2 PM	Fair	0.6 m · 4 s	W	16 km/h · 18 km/h gusts	W Offshore	1.3 m	Clear · 20 °C
3 PM	Fair	0.7 m · 5 s	W	15 km/h · 16 km/h gusts	W Offshore	1.2 m	Overcast · 20 °C
4 PM	Fair	0.7 m · 5 s	W	17 km/h · 19 km/h gusts	W Offshore	1.1 m	Clear · 19 °C
5 PM	Fair	0.7 m · 5 s	W	18 km/h · 22 km/h gusts	W Offshore	1 m	Overcast · 19 °C
6 PM	Fair	0.7 m · 5 s	WNW	16 km/h · 21 km/h gusts	W Offshore	0.8 m	Overcast · 18 °C
7 PM	Fair	0.7 m · 5 s	WNW	13 km/h · 19 km/h gusts	W Offshore	0.7 m	Mostly clear · 17 °C
8 PM	Fair	0.7 m · 5 s	WNW	15 km/h · 20 km/h gusts	W Offshore	0.6 m	Overcast · 17 °C
9 PM	Fair	0.7 m · 5 s	WNW	15 km/h · 21 km/h gusts	WNW Offshore	0.6 m	Overcast · 17 °C
10 PM	Fair	0.7 m · 5 s	WNW	17 km/h · 23 km/h gusts	WNW Offshore	0.7 m	Partly cloudy · 17 °C
11 PM	Fair	0.6 m · 5 s	WNW	18 km/h · 25 km/h gusts	WNW Offshore	0.8 m	Overcast · 18 °C