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Severe thunderstorms possible over the Mid Atlantic and Northeast U.S.

Severe thunderstorms may develop Monday afternoon and evening over portions of the Mid Atlantic and Northeast U.S. A few of the storms could contain damaging winds, large hail, and heavy rainfall. The severe weather threat will shift to the upper Midwest and Great Lakes by Tuesday and Wednesday of this week. Read More >

Current conditions at

New York, La Guardia Airport (KLGA)

Lat: 40.78°NLon: 73.88°WElev: 20ft.

Overcast

72°F

22°C

Humidity 91%
Wind Speed NE 12 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 24 Jul 2:51 am EDT
Extended Forecast for

3 Miles SW Mount Vernon NY

Flash Flood Watch until July 24, 11:00am
Click here for hazard details and duration
Flash Flood Watch
  •  
    Flash Flood Watch until July 24, 11:00am

    NOW until
    11:00am Mon

    Flash Flood Watch

  • Overnight

    Overnight: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 70. Southeast wind around 11 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    Low: 70 °F

  • Monday

    Monday: Rain likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon.  Cloudy, with a steady temperature around 71. East wind 9 to 11 mph becoming north in the morning.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Showers
    Likely

    High: 71 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms.  Cloudy, with a low around 66. Northeast wind 8 to 11 mph.  Chance of precipitation is 30%.

    Chance
    Showers

    Low: 66 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers before 11am.  Mostly cloudy, with a high near 75. Northeast wind around 9 mph.

    Slight Chance
    Showers then
    Mostly Cloudy

    High: 75 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 63. East wind 7 to 9 mph.

    Mostly Cloudy

    Low: 63 °F

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    Sunny

    High: 80 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 67.

    Partly Cloudy

    Low: 67 °F

  • Thursday

    Thursday: Mostly cloudy, with a high near 84.

    Mostly Cloudy

    High: 84 °F

Detailed Forecast

Overnight
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 70. Southeast wind around 11 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Rain likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Cloudy, with a steady temperature around 71. East wind 9 to 11 mph becoming north in the morning. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers and thunderstorms. Cloudy, with a low around 66. Northeast wind 8 to 11 mph. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers before 11am. Mostly cloudy, with a high near 75. Northeast wind around 9 mph.
Tuesday Night
Mostly cloudy, with a low around 63. East wind 7 to 9 mph.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Mostly cloudy, with a high near 84.
Thursday Night
A 50 percent chance of showers. Cloudy, with a low around 71.
Friday
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Saturday
Partly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
3 Miles SW Mount Vernon NY
 40.9°N 73.86°W (Elev. 141 ft)
3:12 am EDT Jul 24, 2017
3am EDT Jul 24, 2017-6pm EDT Jul 30, 2017
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database