National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

48°F

9°C

Humidity 56%
Wind Speed NW 17 G 31 mph
Barometer 29.75 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 7 Jan 2:56 pm EST
Extended Forecast for

North Patchogue NY

  • Tonight

    Tonight: Mostly clear, with a low around 31. Northwest wind 6 to 9 mph.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 46. Northwest wind 3 to 6 mph.

    High: 46 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 49. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 49 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely. Cloudy, with a low around 43. South wind 5 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 51. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    Rain

  • Sunday

    Sunday: A 40 percent chance of rain before 1pm. Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 31. Northwest wind 6 to 9 mph.
Thursday
Sunny, with a high near 46. Northwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 32. Calm wind.
Friday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 49. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Rain likely. Cloudy, with a low around 43. South wind 5 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 51. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain. Low around 40. Chance of precipitation is 90%.
Sunday
A 40 percent chance of rain before 1pm. Mostly cloudy, with a high near 50.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
North Patchogue NY
 40.77°N 73.03°W (Elev. 23 ft)
Last Update:
12:54 pm EST Jan 7, 2026
Forecast Valid:
3pm EST Jan 7, 2026-6pm EST Jan 14, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation