Stony Brook, New York Weather
No Watches or Warnings for Stony Brook
Issued: 12:38 pm EST Dec 21, 2025 Latitude: 40.9256538 Longitude: -73.140943 View on Google Maps
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| Mostly Sunny |
Mostly Clear |
Sunny |
Rain & Snow |
Sunny |
Rain |
Rain |
Mostly Cloudy |
Current Conditions at
ISLIP - (KISP)
Mostly Cloudy
as of 12:56 PM EST
Rel. Humidity: 34%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 29 MPH
280° West
Cloud Level(s): Few at 18000ft, Broken at 25000ft
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
Clear
as of 12:56 PM EST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 35 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
BRIDGEPORT - (KBDR)
Clear
as of 12:52 PM EST
Rel. Humidity: 33%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 31 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
FARMINGDALE - (KFRG)
Clear
as of 12:53 PM EST
Rel. Humidity: 39%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 22 MPH
280° West
Cloud Level(s): Clear
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This Afternoon... Mostly sunny, with a high near 48. Northwest wind around 18 mph, with gusts as high as 29 mph. |
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Tonight... Mostly clear, with a low around 27. Wind chill values between 20 and 25. Northwest wind 11 to 17 mph. |
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Monday... Sunny, with a high near 38. Wind chill values between 20 and 30. Northwest wind 9 to 11 mph. |
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Monday Night... A 50 percent chance of snow after 1am. Mostly cloudy, with a steady temperature around 34. Southwest wind 6 to 8 mph. |
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Tuesday... Rain and snow, becoming all rain after 10am. High near 42. Southwest wind 6 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible. |
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Tuesday Night... Mostly cloudy, with a steady temperature around 39. |
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Wednesday... Sunny, with a high near 44. |
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Wednesday Night... Mostly cloudy, with a low around 31. |
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Christmas Day... A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 44. |
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Thursday Night... A 30 percent chance of rain after 1am. Cloudy, with a low around 37. |
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Friday... A 50 percent chance of rain. Cloudy, with a high near 51. |
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Friday Night... A 50 percent chance of rain. Mostly cloudy, with a low around 34. |
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Saturday... Mostly cloudy, with a high near 42. |
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Current Radar Image
Sun Almanac for Stony Brook, New York
Sunrise: 07:14 AM
Sunset: 4:28 PM
Civil Sunrise:06:43 AM
Civil Sunset: 4:59 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 5:33 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:07 PM
New York's Current Temperatures
New York's Satellite Image
New York's Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7148 locations
in the contiguous United States |
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High
Temp |
84° |
Placida, Florida
and 5 other locations
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Low
Temp |
3° |
Rolla Municipal A/P, North Dakota
and 1 other location
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Wind
Speed |
41mph |
Mammoth Lakes, California
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Wind
Gust |
60mph |
Mammoth Lakes, California
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Wind
Chill |
-2° |
Sturgeon Bay, Wisconsin
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High
Pressure |
30.49Hg |
Olney-Noble Airport, Illinois
and 1 other location
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Low
Pressure |
29.54Hg |
Frenchville, Maine
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| # Locations Reporting Snow |
35 |
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| # Locations Reporting Rain |
49 |
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| # Locations Reporting Fog |
4 |
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| Average Temperature in the Contiguous USA |
47° |
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National Weather Service for official information.
