Mount Sinai, New York Weather
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Weather Forecast for Mount Sinai, New York : Suffolk County
Issued: 11:16 am EDT Jun 2, 2025 Latitude: 40.9470432 Longitude: -73.0295495 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
Sunny on This Afternoon Mostly Clear on Tonight Sunny on Tuesday Sunny on Wednesday Sunny on Thursday 30% chance of on Friday 60% chance of rain on Saturday Sunny on Sunday
High: 72°F Low: 55°F High: 76°F High: 80°F High: 82°F High: 80°F High: 77°F High: 76°F
Low: 58°F Low: 63°F Low: 65°F Low: 64°F Low: 62°F  
Sunny Mostly Clear Sunny Sunny Sunny Partly Sunny Rain Sunny
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Current Conditions at
ISLIP - (KISP)
70°
Partly Cloudy
as of 12:56 PM EDST
Rel. Humidity: 37%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
13 MPH
310° Northwest
Cloud Level(s): Few at 6000ft, Few at 25000ft, Scattered at 30000ft
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
66°
Mostly Cloudy
as of 12:56 PM EDST
Rel. Humidity: 6%
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 21 MPH
210° Southwest
Cloud Level(s): Broken at 5000ft
Current Conditions at
BRIDGEPORT - (KBDR)
66°
Clear
as of 12:52 PM EDST
Rel. Humidity: 48%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
14 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
WESTHAMPTON BEACH - (KFOK)
66°
Mostly Clear
as of 12:53 PM EDST
Rel. Humidity: 48%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 22 MPH
210° Southwest
Cloud Level(s): Few at 6000ft
Sunny on This Afternoon This Afternoon... Sunny, with a high near 72. West wind around 7 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 55. South wind 3 to 6 mph.
Sunny on Tuesday Tuesday... Sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 58. Southwest wind around 7 mph.
Sunny on Wednesday Wednesday... Sunny, with a high near 80. South wind 5 to 10 mph.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 63.
Sunny on Thursday Thursday... Sunny, with a high near 82.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 65.
30% chance of Friday Friday... A 30 percent chance of showers after 2pm. Partly sunny, with a high near 80.
50% chance of rain Friday Night Friday Night... A 50 percent chance of showers. Mostly cloudy, with a low around 64.
60% chance of rain Saturday Saturday... Showers likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
60% chance of rain Saturday Night Saturday Night... Showers likely. Partly cloudy, with a low around 62. Chance of precipitation is 60%.
Sunny on Sunday Sunday... Sunny, with a high near 76.
Current Radar Image


Sun Almanac for Mount Sinai, New York
Sunrise: 05:22 AM
Sunset: 8:19 PM
Civil Sunrise:04:49 AM
Civil Sunset: 8:52 PM
Nautical Sunrise: 04:07 AM
Nautical Sunset: 9:33 PM
Astro Sunrise: 03:19 AM
Astro Sunset: 10:22 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.