• Early AM

    Apr 21

    Lo 33°

    Clear

    Dust & Dander Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Today

    Apr 21

    70°Lo 44°

    Mostly sunny and beautiful

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

    Apr 22

    72°Lo 45°

    A t-storm in the afternoon

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

    Apr 23

    59°Lo 34°

    Partly sunny; breezy, cooler

    Moderate indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      26%
    more
  • Thu

    Apr 24

    65°Lo 39°

    Plenty of sunshine

    Moderate indoor dust & dander levels
    • Precip
      3%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      8%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Mostly Sunny
Mostly Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 51° 57° 62° 64° 66° 68° 70° 69°
RealFeel® 57° 65° 69° 70° 70° 70° 70° 67°
Humidity 44% 36% 31% 28% 26% 24% 24% 25%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (mph) 5 ENE 5 NE 6 SSE 7 S 8 S 8 SSW 9 SSW 9 SSW
UV Index 4 5 6 7 6 5 4 2
Cloud Cover 10% 10% 9% 9% 26% 26% 26% 26%
Dew Point 30° 30° 31° 30° 30° 30° 31° 31°
Middle Grid line 75 F Middle Grid line 70 F 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 70° 65° 90° (1985) 55°
Low 44° 42° 29° (1981) 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:17 AM with 13:32 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:18 AM with 10:23 of moolight, then sets at 11:41 AM

Top Story

Reading Weather Report

Philly: Temperatures to Stay on a Roller Coaster Ride

April 20, 2014; 8:51 PM ET

Temperatures will remain on the spring roller coaster ride this week in Philadelphia. more >

Is it a Cold or the Flu?

Apr 19, 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?

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps