• Today

    Apr 18

    51°Lo 40°

    Mostly cloudy and cool

    High indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Sat

    Apr 19

    63°Lo 42°

    Turning sunny and warmer

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sun

    Apr 20

    56°Lo 41°

    Times of clouds and sun

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Mon

    Apr 21

    60°Lo 45°

    Sun and areas of high clouds

    Moderate indoor dust & dander levels
    • Precip
      6%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      51%
    more
  • Tue

    Apr 22

    63°Lo 48°

    A shower

    Low indoor dust & dander levels
    • Precip
      57%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      59%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 37° 36° 38° 39° 41° 42° 45° 48°
RealFeel® 30° 29° 30° 32° 36° 40° 46° 51°
Humidity 70% 70% 69% 66% 61% 56% 51% 48%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
0%
 
0%
 
0%
 
1%
 
1%
 
1%
 
1%
 
1%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
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  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 7 NE 7 NE 8 NE 8 NE 8 NE 8 NE 7 ENE 6 ENE
UV Index 0 0 0 1 2 3 3 4
Cloud Cover 78% 84% 88% 86% 90% 88% 88% 89%
Dew Point 28° 27° 28° 28° 28° 27° 28° 29°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2013
High 51° 60° 86° (2002) 57°
Low 40° 44° 35° (2003) 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:12 AM with 13:25 of sunlight, then sets at 7:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:21 PM with 10:04 of moolight, then sets at 9:25 AM

Top Story

Rockville Centre Weather Report

NYC: Milder Weather to Come Easter Weekend

April 18, 2014; 4:18 AM ET

The return of milder air to New York City will coincide with this coming Easter weekend. more >

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps