Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy

66°F

19°C

Humidity 90%
Wind Speed SW 7 mph
Barometer 29.86 in (1011.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 23 May 10:56 pm EDT
Extended Forecast for

Lake Ronkonkoma NY

  • Tonight

    Tonight: Areas of fog after 2am.  Otherwise, mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 60 °F

    Areas Fog

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 82. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. Southwest wind around 6 mph becoming calm  after midnight.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 2am.  Partly cloudy, with a low around 56. South wind 3 to 6 mph.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 69. Chance of precipitation is 40%.

    High: 69 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

Detailed Forecast

Tonight
Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph becoming calm after midnight.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 58. Southwest wind around 6 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 75. Calm wind becoming south 5 to 8 mph in the afternoon.
Saturday Night
A 30 percent chance of showers, mainly before 2am. Partly cloudy, with a low around 56. South wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 58.
Memorial Day
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 69. Chance of precipitation is 40%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 73.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 58.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 69.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Lake Ronkonkoma NY
 40.83°N 73.11°W (Elev. 98 ft)
11:32 pm EDT May 23, 2024
11pm EDT May 23, 2024-6pm EDT May 30, 2024
 
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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