National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

New York, La Guardia Airport (KLGA)

Lat: 40.78°NLon: 73.88°WElev: 20ft.

Partly Cloudy

57°F

14°C

Humidity 62%
Wind Speed N 7 mph
Barometer 30.19 in (1022.4 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 15 Oct 7:51 am EDT
Extended Forecast for

Lake Success NY

  • Today

    Today: Sunny, with a high near 63. Northeast wind 5 to 10 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Showers likely, mainly after 5am. Increasing clouds, with a low around 54. Southeast wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers likely before 11am, then a slight chance of thunderstorms after 5pm. Mostly cloudy, with a high near 75. Southwest wind 11 to 13 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. Southwest wind 11 to 15 mph becoming northwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers before 8am. Mostly cloudy, then gradually becoming sunny, with a steady temperature around 51. North wind around 17 mph.

    High: 51 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 63. Northeast wind 5 to 10 mph.
Tonight
Showers likely, mainly after 5am. Increasing clouds, with a low around 54. Southeast wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely before 11am, then a slight chance of thunderstorms after 5pm. Mostly cloudy, with a high near 75. Southwest wind 11 to 13 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. Southwest wind 11 to 15 mph becoming northwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of showers before 8am. Mostly cloudy, then gradually becoming sunny, with a steady temperature around 51. North wind around 17 mph.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Success NY
 40.77°N 73.71°W (Elev. 197 ft)
Last Update:
7:44 am EDT Oct 15, 2026
Forecast Valid:
8am EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation