• Today

    Apr 21

    64°Lo 51°

    Warmer with clouds and sun

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      65°
    • UV
      5 - Moderate
    • Cloud
      Cover
      46%
  • Wed

    Apr 22

    62°Lo 43°

    Rain and a thunderstorm

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      61°
    • UV
      6 - High
    • Cloud
      Cover
      66%
    more
  • Thu

    Apr 23

    56°Lo 42°

    Partly sunny, windy and cool

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      53°
    • UV
      6 - High
    • Cloud
      Cover
      39%
    more
  • Fri

    Apr 24

    61°Lo 48°

    Times of clouds and sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      67°
    • UV
      6 - High
    • Cloud
      Cover
      49%
    more
  • Sat

    Apr 25

    64°Lo 52°

    Times of clouds and sun

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      68°
    • UV
      6 - High
    • Cloud
      Cover
      46%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
T-storms
T-storms
T-storms
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Cloudy
Cloudy
Temp (°F) 53° 52° 51° 54° 56° 56° 59° 61°
RealFeel® 51° 51° 46° 51° 54° 55° 58° 60°
Humidity 92% 92% 93% 79% 74% 73% 64% 56%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
57%
 
57%
 
61%
 
20%
 
20%
 
20%
 
20%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 5 NNE 4 WNW 6 WNW 9 WSW 12 WSW 13 WNW 12 WNW 13 WNW
UV Index 0 0 0 1 2 4 3 3
Cloud Cover 99% 98% 99% 10% 10% 10% 82% 91%
Dew Point 51° 50° 49° 48° 47° 48° 47° 46°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 64° 61° 78° (2007) 58°
Low 51° 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

Rockville Centre Weather Report

NYC: Cooler Air to Sweep Away Warmth This Week

April 21, 2015; 10:54 AM ET

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

New Year, New You

Dec 24, 2012; 5:00 AM ET Start 2013 right with these tips on how to set realistic New Year's resolutions!

Tue. Sinus Headache

Tue. UV Index