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

Winter Storm System To Bring Widespread Impacts Across the Eastern Half of the U.S. Through Midweek

A developing winter storm system will bring a swath of heavy snow and ice from Oklahoma into the Midwest, Ohio Valley, Mid Atlantic, and the Northeast U.S. Tuesday through Wednesday. Areas of dangerous travel are likely. Further South, several inches of heavy rain will lead to the potential for flooding in the lower Mississippi and Tennessee River Valleys. Read More >

Current conditions at

New York, Kennedy International Airport (KJFK)

Lat: 40.64°NLon: 73.76°WElev: 10ft.

A Few Clouds

25°F

-4°C

Humidity 55%
Wind Speed NW 20 mph
Barometer 30.42 in (1030.0 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 19 Feb 1:51 am EST
Extended Forecast for

Hewlett NY

  • Overnight

    Overnight: Mostly clear, with a low around 23. Wind chill values between 15 and 20. Northwest wind around 14 mph, with gusts as high as 24 mph.

    Mostly Clear

    Low: 23 °F

  • Tuesday

    Tuesday: Sunny, with a high near 35. Wind chill values between 10 and 20. Northwest wind around 11 mph.

    Sunny

    High: 35 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 24. Northwest wind 6 to 8 mph.

    Mostly Cloudy

    Low: 24 °F

  • Wednesday

    Wednesday: Snow likely, mainly after 4pm. Mostly cloudy, with a high near 36. Wind chill values between 20 and 30. Light and variable wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Slight Chance
    Snow then
    Snow Likely

    High: 36 °F

  • Wednesday
    Night

    Wednesday Night: Snow likely before 9pm, then rain, snow, and sleet between 9pm and midnight, then rain after midnight. Temperature rising to around 39 by 2am. East wind 8 to 10 mph becoming northeast after midnight. Chance of precipitation is 80%. New snow and sleet accumulation of less than one inch possible.

    Wintry Mix
    then Rain

    Low: 33 °F⇑

  • Thursday

    Thursday: A 40 percent chance of rain before 8am. Mostly cloudy, with a high near 51.

    Chance Rain
    then Partly
    Sunny

    High: 51 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 34.

    Mostly Cloudy

    Low: 34 °F

  • Friday

    Friday: Mostly sunny, with a high near 44.

    Mostly Sunny

    High: 44 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 32.

    Mostly Cloudy

    Low: 32 °F

Detailed Forecast

Overnight
Mostly clear, with a low around 23. Wind chill values between 15 and 20. Northwest wind around 14 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 35. Wind chill values between 10 and 20. Northwest wind around 11 mph.
Tuesday Night
Mostly cloudy, with a low around 24. Northwest wind 6 to 8 mph.
Wednesday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 36. Wind chill values between 20 and 30. Light and variable wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow likely before 9pm, then rain, snow, and sleet between 9pm and midnight, then rain after midnight. Temperature rising to around 39 by 2am. East wind 8 to 10 mph becoming northeast after midnight. Chance of precipitation is 80%. New snow and sleet accumulation of less than one inch possible.
Thursday
A 40 percent chance of rain before 8am. Mostly cloudy, with a high near 51.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 44.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
Partly sunny, with a high near 44.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 36.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 50.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 48.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Hewlett NY
 40.63°N 73.71°W (Elev. 23 ft)
Last Update:
9:19 pm EST Feb 18, 2019
Forecast Valid:
1am EST Feb 19, 2019-6pm EST Feb 25, 2019
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic 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