Southport, New York Weather
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Weather Forecast for Southport, New York : Suffolk County
Issued: 1:49 am EDT Sep 17, 2025 Latitude: 40.9084335 Longitude: -72.5481457 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
30% chance of rain on Overnight 60% chance of thunderstorms on Wednesday 30% chance of on Thursday Sunny on Friday Sunny on Saturday Sunny on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday
Low: 60°F High: 71°F High: 75°F High: 78°F High: 69°F High: 68°F High: 72°F High: 74°F
Low: 60°F Low: 62°F Low: 55°F Low: 55°F Low: 56°F Low: 59°F  
Rain Thunderstorms Partly Sunny Sunny Sunny Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
WESTHAMPTON BEACH - (KFOK)
64°
Clear
as of 3:53 AM EDST
Rel. Humidity: 72%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
8 MPH
040° Northeast
Cloud Level(s): Clear
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
63°
Clear
as of 3:56 AM EDST
Rel. Humidity: 77%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
6 MPH
Cloud Level(s): Clear
Current Conditions at
NEW HAVEN - (KHVN)
63°
Partly Cloudy
as of 3:53 AM EDST
Rel. Humidity: 77%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
8 MPH
040° Northeast
Cloud Level(s): Scattered at 10000ft, Scattered at 12000ft
30% chance of rain Overnight Overnight... A 30 percent chance of showers. Mostly cloudy, with a low around 60. East wind around 10 mph.
60% chance of thunderstorms Wednesday Wednesday... A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 71. East wind 10 to 13 mph. Chance of precipitation is 60%.
70% chance of thunderstorms Wednesday Night Wednesday Night... Showers likely and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 60. East wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
30% chance of Thursday Thursday... A 30 percent chance of showers before 2pm. Partly sunny, with a high near 75. Northeast wind around 6 mph becoming northwest in the afternoon.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 62. Light southwest wind.
Sunny on Friday Friday... Sunny, with a high near 78.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 55.
Sunny on Saturday Saturday... Sunny, with a high near 69.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 55.
Sunny on Sunday Sunday... Sunny, with a high near 68.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 56.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 72.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 59.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 74.
Current Radar Image


Sun Almanac for Southport, New York
Sunrise: 06:33 AM
Sunset: 6:56 PM
Civil Sunrise:06:06 AM
Civil Sunset: 7:23 PM
Nautical Sunrise: 05:33 AM
Nautical Sunset: 7:56 PM
Astro Sunrise: 05:00 AM
Astro Sunset: 8:29 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.