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

54°F

12°C

Humidity 83%
Wind Speed N 15 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 14 Oct 3:51 am EDT
Extended Forecast for

Lake Success NY

  • Overnight

    Overnight: A 30 percent chance of rain. Cloudy, with a low around 54. North wind around 17 mph.

    Low: 54 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain before 11am, then a slight chance of rain after 5pm. Mostly cloudy, with a high near 64. North wind around 15 mph. Chance of precipitation is 30%.

    High: 64 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53. North wind 8 to 10 mph.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66. North wind 9 to 14 mph.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. North wind around 13 mph.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Thursday Night

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

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain. Cloudy, with a low around 54. North wind around 17 mph.
Tuesday
A chance of rain before 11am, then a slight chance of rain after 5pm. Mostly cloudy, with a high near 64. North wind around 15 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 53. North wind 8 to 10 mph.
Wednesday
Mostly sunny, with a high near 66. North wind 9 to 14 mph.
Wednesday Night
Mostly clear, with a low around 44. North wind around 13 mph.
Thursday
Sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 71.
Sunday Night
Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Success NY
 40.77°N 73.71°W (Elev. 197 ft)
Last Update:
1:42 am EDT Oct 14, 2025
Forecast Valid:
4am EDT Oct 14, 2025-6pm EDT Oct 20, 2025
 
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