No Watches or Warnings for Islip
Issued: 1:49 am EST Dec 17, 2025 Latitude: 40.7298207 Longitude: -73.2103934 View on Google Maps
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| Mostly Sunny |
Mostly Clear |
Mostly Sunny |
Thunderstorms |
Increasing Clouds |
Partly Sunny |
Mostly Sunny |
Rain |
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This Afternoon... Mostly sunny, with a high near 46. Southwest wind 14 to 16 mph, with gusts as high as 28 mph. |
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Tonight... Mostly clear, with a low around 30. West wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 21 mph. |
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Thursday... Mostly sunny, with a high near 52. Light and variable wind becoming south 6 to 11 mph in the morning. |
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Thursday Night... Showers, mainly after 1am. Temperature falling to near 46 by 8pm, then rising to around 51 during the remainder of the night. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible. |
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Friday... Showers and possibly a thunderstorm. Temperature rising to near 55 by 10am, then falling to around 43 during the remainder of the day. Windy, with a south wind 20 to 28 mph becoming west in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible. |
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Friday Night... Partly cloudy, with a low around 27. Breezy. |
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Saturday... Increasing clouds, with a high near 43. |
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Saturday Night... Mostly cloudy, with a low around 34. |
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Sunday... Partly sunny, with a high near 47. |
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Sunday Night... Partly cloudy, with a low around 28. |
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Monday... Mostly sunny, with a high near 37. |
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Monday Night... Partly cloudy, with a low around 25. |
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Tuesday... A 30 percent chance of rain. Partly sunny, with a high near 42. |
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Sun Almanac for Islip, New York
Sunrise: 07:11 AM
Sunset: 4:27 PM
Civil Sunrise:06:40 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 06:06 AM
Nautical Sunset: 5:32 PM
Astro Sunrise: 05:33 AM
Astro Sunset: 6:06 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 5447 locations
in the contiguous United States |
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High
Temp |
81° |
Walker Ridge 29, Louisiana
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Low
Temp |
14° |
Solon Springs, Wisconsin
and 1 other location
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Wind
Speed |
43mph |
Mountain Home AFB, Idaho
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Wind
Gust |
63mph |
Hailey, Idaho
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Wind
Chill |
0° |
Flag Island, Minnesota
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High
Pressure |
30.31Hg |
Big Bear City, California
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Low
Pressure |
29.02Hg |
Malta, Montana
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| # Locations Reporting Snow |
3 |
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| # Locations Reporting Rain |
45 |
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| # Locations Reporting Fog |
13 |
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| Average Temperature in the Contiguous USA |
49° |
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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.
