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Heavy Rain and Potential for Flash Flooding

Strong to severe thunderstorms are forecast to develop along a frontal system stretching from portions of the Mississippi Valley into the Ohio Valley. These storms may produce heavy rain and flash flooding. The threat shifts east on Friday. Moonsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Four Corners area. Read More >

Current conditions at

New York, La Guardia Airport (KLGA)

Lat: 40.78°NLon: 73.88°WElev: 20ft.

Overcast

76°F

24°C

Humidity 85%
Wind Speed S 6 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 27 Jul 7:51 pm EDT
Extended Forecast for

Port Washington NY

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 9pm.  Mostly cloudy, with a low around 69. South wind 5 to 9 mph becoming light southwest  after midnight.  Chance of precipitation is 40%.

    Chance
    Showers

    Low: 69 °F

  • Friday

    Friday: Partly sunny, with a high near 83. North wind 5 to 7 mph becoming east in the afternoon.

    Partly Sunny

    High: 83 °F

  • Friday
    Night

    Friday Night: Rain, mainly after midnight. The rain could be heavy at times.  Low around 68. Northeast wind 5 to 9 mph.  Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Chance Rain
    then Heavy
    Rain

    Low: 68 °F

  • Saturday

    Saturday: Rain likely, mainly before 10am, then a chance of light rain after 2pm.  Cloudy, with a high near 71. Breezy, with a northeast wind 21 to 24 mph.  Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Rain Likely
    and Breezy

    High: 71 °F

  • Saturday
    Night

    Saturday Night: A 50 percent chance of light rain.  Cloudy, with a low around 62. Breezy, with a northeast wind around 20 mph, with gusts as high as 31 mph.

    Chance Light
    Rain and
    Breezy

    Low: 62 °F

  • Sunday

    Sunday: Partly sunny, with a high near 77.

    Partly Sunny

    High: 77 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 64.

    Mostly Cloudy

    Low: 64 °F

  • Monday

    Monday: Mostly cloudy, with a high near 76.

    Mostly Cloudy

    High: 76 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 66.

    Mostly Cloudy

    Low: 66 °F

Detailed Forecast

Tonight
A chance of showers, with thunderstorms also possible after 9pm. Mostly cloudy, with a low around 69. South wind 5 to 9 mph becoming light southwest after midnight. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 83. North wind 5 to 7 mph becoming east in the afternoon.
Friday Night
Rain, mainly after midnight. The rain could be heavy at times. Low around 68. Northeast wind 5 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
Rain likely, mainly before 10am, then a chance of light rain after 2pm. Cloudy, with a high near 71. Breezy, with a northeast wind 21 to 24 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
A 50 percent chance of light rain. Cloudy, with a low around 62. Breezy, with a northeast wind around 20 mph, with gusts as high as 31 mph.
Sunday
Partly sunny, with a high near 77.
Sunday Night
Mostly cloudy, with a low around 64.
Monday
Mostly cloudy, with a high near 76.
Monday Night
Mostly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 72.
Thursday
Mostly sunny, with a high near 86.
Click Map For Forecast
Point Forecast:
Port Washington NY
 40.83°N 73.67°W (Elev. 98 ft)
6:53 pm EDT Jul 27, 2017
8pm EDT Jul 27, 2017-6pm EDT Aug 3, 2017
 
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Additional Resources

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Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

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