Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast

35°F

2°C

Humidity 93%
Wind Speed NE 7 mph
Barometer 30.37 in (1028.6 mb)
Dewpoint 33°F (1°C)
Visibility 9.00 mi
Wind Chill29°F (-2°C)
Last update 6 Mar 11:56 pm EST
Extended Forecast for

Hauppauge NY

  • Overnight

    Overnight: A chance of drizzle after 4am.  Cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Chance
    Drizzle

  • Saturday

    Saturday: A chance of drizzle before 7am.  Cloudy, with a high near 49. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 49 °F

    Chance
    Drizzle then
    Cloudy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Areas of dense fog after 1am.  Otherwise, cloudy, with a temperature rising to around 48 by midnight. Southwest wind 6 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 50%.

    Low: 44 °F

    Chance
    Showers and
    Areas Dense
    Fog

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 1pm.  Cloudy, then gradually becoming mostly sunny, with a high near 58. West wind 7 to 10 mph.

    High: 58 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. West wind around 5 mph becoming calm  in the evening.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after 1am.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
A chance of drizzle after 4am. Cloudy, with a low around 33. Calm wind.
Saturday
A chance of drizzle before 7am. Cloudy, with a high near 49. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms. Areas of dense fog after 1am. Otherwise, cloudy, with a temperature rising to around 48 by midnight. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Sunday
A 30 percent chance of showers, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 58. West wind 7 to 10 mph.
Sunday Night
Mostly clear, with a low around 38. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 41.
Wednesday
A 50 percent chance of rain. Cloudy, with a high near 55.
Wednesday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Hauppauge NY
 40.82°N 73.2°W (Elev. 197 ft)
12:51 pm EST Mar 6, 2026
12am EST Mar 7, 2026-6pm EDT Mar 13, 2026
 
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Additional Resources

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