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.

Light Rain

81°F

27°C

Humidity 61%
Wind Speed SE 8 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 66°F (19°C)
Visibility 8.00 mi
Heat Index83°F (28°C)
Last update 20 Aug 2:51 pm EDT
Extended Forecast for

2 Miles SW Mount Vernon NY

Flood Watch August 20, 03:03pm until August 21, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 20, 03:03pm until August 21, 02:00am

    NOW until 2:00am Fri

    Flood Watch

  • This Afternoon

    High: 83 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 64. Northeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Low: 64 °F

    Heavy Rain
    then Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 11am. Partly sunny, with a high near 79. Northeast wind around 9 mph.

    High: 79 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 66. Northeast wind 3 to 5 mph.

    Low: 66 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 76. East wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

This Afternoon
A chance of showers, then showers and possibly a thunderstorm after 5pm. High near 83. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and possibly a thunderstorm before 11pm, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 64. Northeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Friday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 79. Northeast wind around 9 mph.
Friday Night
Mostly cloudy, with a low around 66. Northeast wind 3 to 5 mph.
Saturday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 76. East wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Showers likely before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 67.
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:
2 Miles SW Mount Vernon NY
 40.9°N 73.86°W (Elev. 141 ft)
Last Update:
2:22 pm EDT Aug 20, 2026
Forecast Valid:
3pm EDT Aug 20, 2026-6pm EDT Aug 27, 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