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.

Overcast

55°F

13°C

Humidity 90%
Wind Speed N 12 mph
Barometer 29.76 in (1007.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 12 Oct 2:51 am EDT
Extended Forecast for

Lake Success NY

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms. Cloudy, with a low around 57. North wind around 13 mph.

    Low: 57 °F

    Slight Chance
    T-storms

  • Columbus Day

    Columbus Day: Cloudy through mid morning, then gradual clearing, with a high near 72. North wind 8 to 13 mph.

    High: 72 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. North wind 3 to 6 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Cloudy during the early evening, then gradual clearing, with a low around 64. Southwest wind around 11 mph.

    Low: 64 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely after 2am. Partly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Partly Cloudy
    then Showers
    Likely

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Cloudy, with a low around 57. North wind around 13 mph.
Columbus Day
Cloudy through mid morning, then gradual clearing, with a high near 72. North wind 8 to 13 mph.
Monday Night
Mostly clear, with a low around 57. North wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 72. Light southeast wind becoming south 5 to 10 mph in the morning.
Tuesday Night
Cloudy during the early evening, then gradual clearing, with a low around 64. Southwest wind around 11 mph.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Showers likely after 2am. Partly cloudy, with a low around 56. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 48. Breezy.
Saturday
Mostly sunny, with a high near 54. Breezy.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Success NY
 40.77°N 73.71°W (Elev. 197 ft)
Last Update:
2:35 am EDT Oct 12, 2026
Forecast Valid:
3am EDT Oct 12, 2026-6pm EDT Oct 18, 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