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.

Light Rain

41°F

5°C

Humidity 96%
Wind Speed E 9 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 40°F (4°C)
Visibility 7.00 mi
Wind Chill35°F (2°C)
Last update 10 Jan 5:56 pm EST
Extended Forecast for

East Patchogue NY

  • Tonight

    Tonight: Rain, mainly before 4am. Patchy fog after 10pm. Low around 41. East wind 5 to 9 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Rain and
    Patchy Fog

  • Sunday

    Sunday: A chance of rain before 10am, then a slight chance of rain and snow showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 46. West wind 5 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 46 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. Wind chill values between 20 and 25. West wind around 16 mph, with gusts as high as 33 mph.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 40. Wind chill values between 15 and 25. West wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31. West wind around 8 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Rain

Detailed Forecast

Tonight
Rain, mainly before 4am. Patchy fog after 10pm. Low around 41. East wind 5 to 9 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
A chance of rain before 10am, then a slight chance of rain and snow showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 46. West wind 5 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 28. Wind chill values between 20 and 25. West wind around 16 mph, with gusts as high as 33 mph.
Monday
Sunny, with a high near 40. Wind chill values between 15 and 25. West wind 10 to 14 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 31. West wind around 8 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 45.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Patchogue NY
 40.77°N 73°W (Elev. 43 ft)
Last Update:
1:33 pm EST Jan 10, 2026
Forecast Valid:
6pm EST Jan 10, 2026-6pm EST Jan 17, 2026
 
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Additional Resources

Radar & Satellite Image

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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