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.

Light Snow Rain Fog/Mist

35°F

2°C

Humidity 89%
Wind Speed NW 14 mph
Barometer 29.84 in (1010.5 mb)
Dewpoint 32°F (0°C)
Visibility 2.00 mi
Wind Chill26°F (-3°C)
Last update 12 Mar 4:51 pm EDT
Extended Forecast for

Lake Success NY

  • This Afternoon

    This Afternoon: Snow. Steady temperature around 37. Northwest wind around 16 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow

  • Tonight

    Tonight: Snow before 8pm. Low around 32. Northwest wind 11 to 15 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Snow then
    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 46. West wind 6 to 11 mph becoming south 13 to 18 mph in the afternoon.

    High: 46 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 39. South wind 15 to 18 mph, with gusts as high as 34 mph.

    Low: 39 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 50. Breezy, with a west wind around 21 mph, with gusts as high as 33 mph.

    High: 50 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 34.

    Low: 34 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 43. Chance of precipitation is 90%.

    Low: 43 °F

    Chance Rain
    then Rain

  • Monday

    Monday: Rain. High near 57. Breezy. Chance of precipitation is 100%.

    High: 57 °F

    Rain and
    Breezy

Detailed Forecast

This Afternoon
Snow. Steady temperature around 37. Northwest wind around 16 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow before 8pm. Low around 32. Northwest wind 11 to 15 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
Increasing clouds, with a high near 46. West wind 6 to 11 mph becoming south 13 to 18 mph in the afternoon.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 39. South wind 15 to 18 mph, with gusts as high as 34 mph.
Saturday
Sunny, with a high near 50. Breezy, with a west wind around 21 mph, with gusts as high as 33 mph.
Saturday Night
Increasing clouds, with a low around 34.
Sunday
Mostly cloudy, with a high near 49.
Sunday Night
Rain, mainly after 2am. Low around 43. Chance of precipitation is 90%.
Monday
Rain. High near 57. Breezy. Chance of precipitation is 100%.
Monday Night
Rain before 2am. Low around 36. Breezy. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Success NY
 40.77°N 73.71°W (Elev. 197 ft)
Last Update:
3:03 pm EDT Mar 12, 2026
Forecast Valid:
5pm EDT Mar 12, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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