Powerful Storm to Impact Eastern Third of U.S. this weekend.

A developing storm system will bring a myriad of significant impacts this weekend. Heavy snow up to 18 inches from the Ohio Valley to the Northeast, and ice up to a quarter of an inch is forecast in places. Heavy rain may cause flash flooding from the Mid-South to the Mid-Atlantic. Severe thunderstorms with damaging winds and isolated tornadoes will be possible in the Deep South. Read More >

Current conditions at

New York, Kennedy International Airport (KJFK)

Lat: 40.64°NLon: 73.76°WElev: 10ft.

Partly Cloudy

31°F

-1°C

Humidity 69%
Wind Speed NW 7 mph
Barometer 30.22 in (1023.3 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 19 Jan 4:51 am EST
Extended Forecast for

East Williston NY

Coastal Flood Warning January 20, 04:00am until January 20, 11:00am
Click here for hazard details and duration
Coastal Flood Warning
  • Today

    Today: A 30 percent chance of snow, mainly after 4pm.  Increasing clouds, with a high near 35. Wind chill values between 25 and 30. North wind 6 to 10 mph becoming east in the afternoon.

    Mostly Sunny
    then Chance
    Snow

    High: 35 °F

  • Tonight

    Tonight: Snow before 10pm, then rain. The rain could be heavy at times.  Temperature falling to near 31 by 8pm, then rising to around 37 during the remainder of the night. Wind chill values between 20 and 25. East wind 13 to 16 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Rain/Snow
    then Heavy
    Rain

    Low: 31 °F

  • Sunday

    Sunday: Rain before 1pm, then a chance of freezing rain between 1pm and 4pm. The rain could be heavy at times.  Temperature falling to around 24 by 5pm. Wind chill values between 10 and 20. Breezy, with an east wind 10 to 15 mph becoming northwest 16 to 21 mph in the afternoon. Winds could gust as high as 37 mph.  Chance of precipitation is 100%. Little or no ice accumulation expected.

    Heavy Rain
    then
    Rain/Freezing
    Rain Likely
    and Breezy

    High: 37 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 8. Wind chill values between -10 and zero. Blustery, with a northwest wind around 21 mph, with gusts as high as 37 mph.

    Partly Cloudy
    and Blustery

    Low: 8 °F

  • M.L.King
    Day

    M.L.King Day: Mostly sunny and cold, with a high near 15. Blustery, with a northwest wind around 21 mph, with gusts as high as 32 mph.

    Cold and
    Blustery

    High: 15 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 10. Blustery.

    Mostly Clear
    and Blustery
    then Mostly
    Clear

    Low: 10 °F

  • Tuesday

    Tuesday: Sunny, with a high near 28.

    Sunny

    High: 28 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 26.

    Mostly Cloudy

    Low: 26 °F

  • Wednesday

    Wednesday: A chance of rain, freezing rain, and sleet before 7am, then a chance of rain and sleet between 7am and 8am, then a chance of rain after 8am.  Mostly cloudy, with a high near 45. Chance of precipitation is 40%.

    Chance Wintry
    Mix then
    Chance Rain

    High: 45 °F

Detailed Forecast

Today
A 30 percent chance of snow, mainly after 4pm. Increasing clouds, with a high near 35. Wind chill values between 25 and 30. North wind 6 to 10 mph becoming east in the afternoon.
Tonight
Snow before 10pm, then rain. The rain could be heavy at times. Temperature falling to near 31 by 8pm, then rising to around 37 during the remainder of the night. Wind chill values between 20 and 25. East wind 13 to 16 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday
Rain before 1pm, then a chance of freezing rain between 1pm and 4pm. The rain could be heavy at times. Temperature falling to around 24 by 5pm. Wind chill values between 10 and 20. Breezy, with an east wind 10 to 15 mph becoming northwest 16 to 21 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 100%. Little or no ice accumulation expected.
Sunday Night
Partly cloudy, with a low around 8. Wind chill values between -10 and zero. Blustery, with a northwest wind around 21 mph, with gusts as high as 37 mph.
M.L.King Day
Mostly sunny and cold, with a high near 15. Blustery, with a northwest wind around 21 mph, with gusts as high as 32 mph.
Monday Night
Mostly clear, with a low around 10. Blustery.
Tuesday
Sunny, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
A chance of rain, freezing rain, and sleet before 7am, then a chance of rain and sleet between 7am and 8am, then a chance of rain after 8am. Mostly cloudy, with a high near 45. Chance of precipitation is 40%.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 37.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 41.
Thursday Night
A 30 percent chance of snow. Partly cloudy, with a low around 27.
Friday
Mostly sunny, with a high near 35.
Click Map For Forecast
Point Forecast:
East Williston NY
 40.76°N 73.62°W (Elev. 98 ft)
3:35 am EST Jan 19, 2019
5am EST Jan 19, 2019-6pm EST Jan 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