NWS Forecast for Brentwood NY

National Weather Service Forecast for: Brentwood NY
Issued by: National Weather Service New York, NY

Updated: 4:34 pm EDT Jun 18, 2026

Tonight Mostly Cloudy	Juneteenth Decreasing Clouds	Friday Night Clear	Saturday Sunny	Saturday Night Mostly Clear	Sunday Sunny	Sunday Night Partly Cloudy	Monday Showers	Monday Night Showers
Lo 67 °F	Hi 83 °F	Lo 64 °F	Hi 84 °F	Lo 64 °F	Hi 84 °F	Lo 64 °F	Hi 79 °F	Lo 64 °F

Hazardous Weather Outlook
Rip Current Statement

Tonight	Mostly cloudy, with a low around 67. West wind around 11 mph, with gusts as high as 21 mph.
Juneteenth	Mostly cloudy, then gradually becoming sunny, with a high near 83. West wind 11 to 17 mph, with gusts as high as 29 mph.
Friday Night	Clear, with a low around 64. West wind 7 to 10 mph, with gusts as high as 20 mph.
Saturday	Sunny, with a high near 84. Northwest wind around 18 mph, with gusts as high as 30 mph.
Saturday Night	Mostly clear, with a low around 64. West wind around 7 mph.
Sunday	Sunny, with a high near 84.
Sunday Night	Partly cloudy, with a low around 64.
Monday	Showers, mainly after 8am. High near 79. Chance of precipitation is 80%.
Monday Night	Showers, mainly before 2am. Low around 64. Chance of precipitation is 80%.
Tuesday	A 30 percent chance of showers before 2pm. Partly sunny, with a high near 83.
Tuesday Night	Partly cloudy, with a low around 64.
Wednesday	Sunny, with a high near 84.
Wednesday Night	Partly cloudy, with a low around 65.
Thursday	Mostly sunny, with a high near 82.

Forecast from NOAA-NWS for Brentwood NY.