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Kosterville, New York Weather Forecast
Kosterville, New York Weather
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Weather Forecast for Kosterville, New York : Lewis County
Issued: 3:36 am EST Nov 4, 2025 Latitude: 43.6159024 Longitude: -75.3346205 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Mostly Sunny on Today Increasing Clouds on Tonight 100% chance of rain on Wednesday Partly Sunny on Thursday 50% chance of rain on Friday 60% chance of rain on Saturday 80% chance of rain on Sunday 50% chance of snow on Monday
High: 50°F Low: 30°F High: 52°F High: 42°F High: 50°F High: 49°F High: 46°F High: 36°F
Low: 29°F Low: 22°F Low: 35°F Low: 29°F Low: 23°F  
Mostly Sunny Increasing Clouds Rain Partly Sunny Rain Rain Rain Snow
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Current Conditions at
GRIFFISS AFB - (KRME)
43°
Feels like 37°F
Clear
as of 4:53 AM CST
Rel. Humidity: 75%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
9 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
FORT DRUM - (KGTB)
37°
Clear
as of 5:55 AM EST
Rel. Humidity: 86%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
7 MPH
240° Southwest
Cloud Level(s): Clear
Current Conditions at
WATERTOWN - (KART)
43°
Feels like 37°F
Clear
as of 5:56 AM EST
Rel. Humidity: 75%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
9 MPH
280° West
Cloud Level(s): Clear
Mostly Sunny on Today Today... Mostly sunny, with a high near 50. West wind 6 to 11 mph, with gusts as high as 23 mph.

Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 30. Light and variable wind.

100% chance of rain Wednesday Wednesday... Showers, mainly after 1pm. High near 52. South wind 5 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

100% chance of rain & snow Wednesday Night Wednesday Night... Rain showers before midnight, then rain and snow showers between midnight and 3am, then snow showers likely after 3am. Low around 29. Southwest wind 10 to 16 mph becoming northwest after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 42. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 22. Calm wind.

50% chance of rain Friday Friday... A chance of showers after 1pm. Mostly cloudy, with a high near 50. Southeast wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

100% chance of rain Friday Night Friday Night... Showers. Low around 35. South wind around 6 mph. Chance of precipitation is 100%.

60% chance of rain Saturday Saturday... Showers likely, mainly before 1pm. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.

40% chance of rain & snow Saturday Night Saturday Night... A chance of rain showers before 1am, then a chance of snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

80% chance of rain Sunday Sunday... Showers. High near 46. Chance of precipitation is 80%.

70% chance of rain & snow Sunday Night Sunday Night... Rain and snow showers likely. Mostly cloudy, with a low around 23. Chance of precipitation is 70%.

50% chance of snow Monday Monday... A chance of snow showers. Mostly cloudy, with a high near 36. Chance of precipitation is 50%.

Current Radar Image


Sun Almanac for Kosterville, New York
Sunrise: 06:42 AM
Sunset: 4:48 PM
Civil Sunrise:06:12 AM
Civil Sunset: 5:18 PM
Nautical Sunrise: 05:38 AM
Nautical Sunset: 5:52 PM
Astro Sunrise: 05:04 AM
Astro Sunset: 6:26 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.