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Northwest Harbor, New York Weather Forecast
Northwest Harbor, New York Weather
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Weather Forecast for Northwest Harbor, New York : Suffolk County
Issued: 1:01 am EST Nov 4, 2025 Latitude: 41.0098216 Longitude: -72.2211911 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on Today Mostly Clear on Tonight Increasing Clouds on Wednesday Sunny on Thursday Partly Sunny on Friday 50% chance of rain on Saturday 40% chance of rain on Sunday 30% chance of rain on Monday
High: 57°F Low: 46°F High: 63°F High: 55°F High: 61°F High: 62°F High: 60°F High: 50°F
Low: 45°F Low: 39°F Low: 52°F Low: 46°F Low: 41°F  
Sunny Mostly Clear Increasing Clouds Sunny Partly Sunny Rain Rain Rain
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Current Conditions at
MONTAUK - (KMTP)
54°
Clear
as of 5:54 AM EST
Rel. Humidity: 50%
Dew Point: 36°F
Pressure: 29.90 in.
Wind Data
17 MPH
Gust: 35 MPH
300° Northwest
Current Conditions at
WESTHAMPTON BEACH - (KFOK)
48°
Feels like 42°F
Clear
as of 5:53 AM EST
Rel. Humidity: 57%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 24 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
GROTON - (KGON)
43°
Feels like 36°F
Clear
as of 5:56 AM EST
Rel. Humidity: 70%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
12 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
WESTERLY STATE ARPT - (KWST)
46°
Clear
as of 5:53 AM EST
Rel. Humidity: 61%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
7 MPH
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 57. Northwest wind 14 to 17 mph, with gusts as high as 34 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 46. Northwest wind 6 to 10 mph, with gusts as high as 24 mph.
Increasing Clouds on Wednesday Wednesday... Increasing clouds, with a high near 63. Southwest wind 5 to 14 mph, with gusts as high as 28 mph.
30% chance of rain Wednesday Night Wednesday Night... A 30 percent chance of rain before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 45. Breezy, with a southwest wind 15 to 21 mph becoming northwest after midnight. Winds could gust as high as 39 mph.
Sunny on Thursday Thursday... Sunny, with a high near 55. Northwest wind 13 to 16 mph, with gusts as high as 31 mph.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 39.
Partly Sunny on Friday Friday... Partly sunny, with a high near 61.
70% chance of rain Friday Night Friday Night... Rain likely, mainly after 1am. Cloudy, with a low around 52. Chance of precipitation is 70%.
50% chance of rain Saturday Saturday... A 50 percent chance of rain before 1pm. Partly sunny, with a high near 62.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 46.
40% chance of rain Sunday Sunday... A 40 percent chance of rain. Partly sunny, with a high near 60.
50% chance of rain Sunday Night Sunday Night... A 50 percent chance of rain. Mostly cloudy, with a low around 41.
30% chance of rain Monday Monday... A 30 percent chance of rain. Partly sunny, with a high near 50.
Current Radar Image


Sun Almanac for Northwest Harbor, New York
Sunrise: 06:24 AM
Sunset: 4:41 PM
Civil Sunrise:05:55 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 05:23 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 04:50 AM
Astro Sunset: 6:15 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.