• Early AM

    Apr 21

    Lo 55°

    Occasional rain and a thunderstorm

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Today

    Apr 21

    65°Lo 47°

    Warmer; cloudy, then some sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Wed

    Apr 22

    60°Lo 41°

    An afternoon shower

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    Apr 23

    54°Lo 39°

    Partly sunny; breezy, cooler

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    Apr 24

    53°Lo 38°

    Breezy with clouds and sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 65° RealFeel® 65° Precipitation 8%

Day

N

E

S

W

  • W 16 mph
  • Gusts: 28 mph

Dull and dreary this morning, then times of clouds and sun this afternoon; breezy and warmer

  • Max UV Index: 6 (High)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 47° RealFeel® 37° Precipitation 21%

Night

N

E

S

W

  • SW 16 mph
  • Gusts: 24 mph

Clear and breezy

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 65° 61° 78° (2007) 58°
Low 47° 45° 36° (1981) 37°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:07 AM with 13:33 of sunlight, then sets at 7:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:22 AM with 14:37 of moolight, then sets at 10:59 PM

Hempstead Weather Report

NYC: Cooler Air to Sweep Away Warmth This Week

April 20, 2015; 11:54 PM ET

Cooler air will push into the New York City area during the middle and latter part of the week. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Tue. Snow Day Potential