Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

44°F

7°C

Humidity 71%
Wind Speed S 9 mph
Barometer 30.51 in (1033.1 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 9 Apr 5:56 pm EDT
Extended Forecast for

Patchogue NY

  • Tonight

    Tonight: Patchy fog before midnight, then patchy fog after 1am.  Otherwise, partly cloudy, with a low around 37. South wind 5 to 9 mph becoming calm  in the evening.

    Low: 37 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 52. Light southwest wind becoming south 6 to 11 mph in the afternoon.

    High: 52 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. Southwest wind 7 to 13 mph.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 58. Northwest wind 11 to 13 mph, with gusts as high as 23 mph.

    High: 58 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 40. Light north wind.

    Low: 40 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog before midnight, then patchy fog after 1am. Otherwise, partly cloudy, with a low around 37. South wind 5 to 9 mph becoming calm in the evening.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 52. Light southwest wind becoming south 6 to 11 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 44. Southwest wind 7 to 13 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 58. Northwest wind 11 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Clear, with a low around 40. Light north wind.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Mostly cloudy, with a high near 62.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
Partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Patchogue NY
 40.77°N 73°W (Elev. 43 ft)
2:47 pm EDT Apr 9, 2026
6pm EDT Apr 9, 2026-6pm EDT Apr 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database