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Henderson Harbor, New York Weather Forecast
Henderson Harbor, New York Weather
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Weather Forecast for Henderson Harbor, New York : Jefferson County
Issued: 12:36 pm EST Dec 21, 2025 Latitude: 43.8647846 Longitude: -76.2018719 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Christmas Day Friday Saturday Sunday
Mostly Cloudy on Tonight 50% chance of snow on Monday 90% chance of rain & snow on Tuesday Partly Sunny on Wednesday Mostly Cloudy on Christmas Day 70% chance of rain & snow on Friday 40% chance of rain & snow on Saturday 60% chance of rain & snow on Sunday
Low: 18°F High: 35°F High: 39°F High: 34°F High: 39°F High: 39°F High: 35°F High: 34°F
Low: 29°F Low: 28°F Low: 24°F Low: 31°F Low: 20°F Low: 21°F  
Mostly Cloudy Snow Rain & Snow Partly Sunny Mostly Cloudy Rain & Snow Rain & Snow Rain & Snow
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Current Conditions at
WATERTOWN - (KART)
30°
Feels like 16°F
Cloudy
as of 2:56 PM EST
Rel. Humidity: 54%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
25 MPH
Gust: 36 MPH
270° West
Cloud Level(s): Broken at 3700ft, Solid Overcast at 4400ft
Current Conditions at
FORT DRUM - (KGTB)
28°
Feels like 14°F
Cloudy
Light Unknown Precip
as of 2:59 PM EST
Rel. Humidity: 58%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: MVFR
Wind Data
22 MPH
Gust: 30 MPH
280° West
Cloud Level(s): Broken at 2800ft, Solid Overcast at 3600ft
Current Conditions at
FULTON - (KFZY)
27°
Feels like 13°F
Cloudy
Light Snow
as of 3:07 PM EST
Rel. Humidity: 68%
Dew Point: 18°F
Visibility: 2 1/2 Miles
Pressure: 30.20 in.
Flight Rule: IFR
Wind Data
18 MPH
Gust: 36 MPH
270° West
Cloud Level(s): Solid Overcast at 2600ft
Current Conditions at
GRIFFISS AFB - (KRME)
27°
Feels like 13°F
Cloudy
Light Snow
as of 2:00 PM CST
Rel. Humidity: 73%
Dew Point: 19°F
Visibility: 1 Miles
Pressure: 30.18 in.
Flight Rule: IFR
Wind Data
17 MPH
Gust: 29 MPH
280° West
Cloud Level(s): Solid Overcast at 2800ft
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 18. Breezy, with a northwest wind 16 to 21 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 33 mph.
50% chance of snow Monday Monday... A chance of snow showers, mainly before 1pm. Mostly cloudy, with a high near 35. East wind 5 to 11 mph becoming west in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
60% chance of rain & snow Monday Night Monday Night... A chance of rain and snow before 1am, then snow likely. Cloudy, with a low around 29. Southwest wind around 8 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
90% chance of rain & snow Tuesday Tuesday... Rain and snow, becoming all rain after 4pm. High near 39. Southeast wind 10 to 16 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
50% chance of rain & snow Tuesday Night Tuesday Night... A chance of rain before 10pm, then a chance of snow. Cloudy, with a low around 28. Breezy, with a west wind 17 to 21 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 34. Northwest wind 5 to 14 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 24. Calm wind becoming south 5 to 8 mph in the evening.
Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 39. South wind around 10 mph becoming east in the afternoon.
50% chance of rain Thursday Night Thursday Night... A chance of showers. Cloudy, with a low around 31. Chance of precipitation is 50%.
70% chance of rain & snow Friday Friday... Rain and snow showers likely. Cloudy, with a high near 39. Chance of precipitation is 70%.
50% chance of snow Friday Night Friday Night... A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 50%.
40% chance of rain & snow Saturday Saturday... A chance of rain and snow showers. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.
50% chance of snow Saturday Night Saturday Night... A chance of snow showers. Cloudy, with a low around 21. Chance of precipitation is 50%.
60% chance of rain & snow Sunday Sunday... Rain and snow showers likely. Mostly cloudy, with a high near 34. Breezy. Chance of precipitation is 60%.
Current Radar Image


Sun Almanac for Henderson Harbor, New York
Sunrise: 07:36 AM
Sunset: 4:30 PM
Civil Sunrise:07:03 AM
Civil Sunset: 5:03 PM
Nautical Sunrise: 06:27 AM
Nautical Sunset: 5:40 PM
Astro Sunrise: 05:52 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.