• Mostly clear 36°
    Asthma Current Weather
    • Relative Humidity
      75%
    • Yesterday
      Temp
      45°
    • Pressure
      1023.90 mb
  • Early AM

    Apr 21

    Lo 36°

    Clear

    Asthma Weather
    • Hi
      RealFeel
      44°
    • UV
      6 - High
    • Air Qual.
      Good
    Day Details >
  • Today

    Apr 21

    Hi 67°

    Mostly sunny and warmer

    Beneficial weather for asthma
    • Hi
      RealFeel
      74°
    • UV
      7 - High
    • Air Qual.
      Good
    Day Details >
  • Tomorrow

    Apr 22

    Hi 72°

    An afternoon thunderstorm

    At Risk weather for asthma
    • Hi
      RealFeel
      74°
    • UV
      6 - High
    • Air Qual.
      Moderate
    Day Details >
Next

A thunderstorm late tomorrow afternoon

4/21 4/22 Now: 3:40am
AM 3-7
  • 3am Mostly clear 37° 0%
  • 4am Mostly clear 36° 0%
  • 5am Mostly clear 38° 0%
  • 6am Mostly clear 38° 0%
  • 7am Mostly sunny 40° 0%
PM 2-7
  • 2pm Mostly sunny 64° 0%
  • 3pm Mostly sunny 65° 0%
  • 4pm Mostly sunny 67° 0%
  • 5pm Mostly sunny 66° 0%
  • 6pm Mostly sunny 64° 0%
  • 7pm Mostly sunny 61° 0%
PM 8-1
  • 8pm Clear 57° 0%
  • 9pm Clear 53° 0%
  • 10pm Clear 52° 0%
  • 11pm Clear 50° 0%
  • 12am Mostly clear 48° 0%
  • 1am Mostly clear 47° 0%
Hourly Forecast >

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Top Story

Greenwich 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 >

Respiratory Health Live Feed

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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. Air Quality

Mon. Asthma Risk

Mon. UV Index