Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Light Rain

47°F

8°C

Humidity 97%
Wind Speed S 5 mph
Barometer 29.78 in (1008.4 mb)
Dewpoint 46°F (8°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 30 Apr 2:56 am EDT
Extended Forecast for

Hauppauge NY

  • Overnight

    Overnight: Showers.  Low around 47. Light southeast wind.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Showers

  • Thursday

    Thursday: Showers likely before 11am, then a slight chance of showers after 5pm.  Cloudy, then gradually becoming mostly sunny, with a high near 61. Calm wind becoming north around 5 mph in the afternoon.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Showers
    Likely then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. Northwest wind around 6 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 63. West wind around 10 mph.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 2am.  Mostly cloudy, with a low around 46. Southwest wind 3 to 7 mph.

    Low: 46 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of rain after 2pm.  Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers. Low around 47. Light southeast wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely before 11am, then a slight chance of showers after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 61. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Partly cloudy, with a low around 45. Northwest wind around 6 mph.
Friday
Sunny, with a high near 63. West wind around 10 mph.
Friday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 46. Southwest wind 3 to 7 mph.
Saturday
A 40 percent chance of rain after 2pm. Mostly cloudy, with a high near 58.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 44.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Hauppauge NY
 40.82°N 73.2°W (Elev. 197 ft)
2:19 am EDT Apr 30, 2026
3am EDT Apr 30, 2026-6pm EDT May 6, 2026
 
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Additional Resources

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