• Today

    Apr 21

    60°Lo 47°

    Mostly sunny

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      2%
    • Hi
      RealFeel
      68°
  • Tue

    Apr 22

    63°Lo 46°

    A late day or evening shower

    Very Good for lawn mowing
    • Hours of Precip
      1.5
    • Precip
      59%
    • Hi
      RealFeel
      65°
    more
  • Wed

    Apr 23

    61°Lo 42°

    Partly sunny and breezy

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      4%
    • Hi
      RealFeel
      59°
    more
  • Thu

    Apr 24

    61°Lo 46°

    Sunny and breezy

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      2%
    • Hi
      RealFeel
      57°
    more
  • Fri

    Apr 25

    65°Lo 52°

    A shower in the afternoon

    Very Good for lawn mowing
    • Hours of Precip
      0.5
    • Precip
      40%
    • Hi
      RealFeel
      67°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 54° 57° 59° 59° 60° 59° 56° 54°
RealFeel® 63° 67° 68° 66° 65° 61° 56° 51°
Humidity 44% 40% 37% 35% 35% 37% 40% 48%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
0%
 
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0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
0%
 
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  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 4 E 5 ESE 5 SE 6 SSE 6 SSE 7 SSE 7 S 6 S
UV Index 5 6 6 6 5 4 2 1
Cloud Cover 25% 18% 20% 25% 25% 25% 25% 25%
Dew Point 32° 33° 32° 32° 32° 32° 33° 35°
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 4/21/2013
High 60° 61° 78° (2007) 54°
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 1:09 AM with 10:21 of moolight, then sets at 11:30 AM

Top Story

Rockville Centre Weather Report

NYC Warmup to be Erased by Midweek

April 21, 2014; 4:55 AM ET

A cooldown at midweek will erase the warmup expected for New York City Monday and Tuesday. more >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Current Drought Status

Current Soil Conditions

Mon. Overnight Freeze

Mon. Degree Days

Mon. Evapotranspiration