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

Hazardous Weather Conditions

Current conditions at

New York, La Guardia Airport (KLGA)

Lat: 40.78°NLon: 73.88°WElev: 20ft.

Thunderstorm Rain Fog/Mist

73°F

23°C

Humidity 90%
Wind Speed S 16 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 70°F (21°C)
Visibility 4.00 mi
Last update 27 Aug 4:51 pm EDT
Extended Forecast for

Lake Success NY

Severe T-storm Watch until August 27, 08:00pm
Flood Watch August 27, 05:51pm until August 27, 11:00pm
Click here for hazard details and duration
Severe T-storm Watch
Flood Watch
  •  
    Severe T-storm Watch until August 27, 08:00pm
    Flood Watch August 27, 05:51pm until August 27, 11:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 78 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 70. South wind 7 to 10 mph.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 83. West wind 3 to 6 mph.

    High: 83 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 67. Light and variable wind becoming north 5 to 9 mph in the evening.

    Low: 67 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 82. North wind 3 to 7 mph.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 78. South wind around 14 mph.
Tonight
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 70. South wind 7 to 10 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 83. West wind 3 to 6 mph.
Friday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 67. Light and variable wind becoming north 5 to 9 mph in the evening.
Saturday
Mostly sunny, with a high near 82. North wind 3 to 7 mph.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 71.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 71.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 84.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 71.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 83.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 70.
Thursday
A chance of showers. Partly sunny, with a high near 82.
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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:
4:33 pm EDT Aug 27, 2026
Forecast Valid:
5pm EDT Aug 27, 2026-6pm EDT Sep 3, 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