• Mostly sunny 84°
    Asthma Current Weather
    • Relative Humidity
      44%
    • Yesterday
      Temp
      77°
    • Pressure
      29.69 inHg
  • Today

    Sep 21

    Hi 84°

    Very warm with clouds and sun

    At Risk weather for asthma
    • Hi
      RealFeel
      85°
    • UV
      5 - Moderate
    • Air Qual.
      Moderate
    Day Details >
  • Tomorrow

    Sep 22

    Hi 72°

    Mostly sunny and not as warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      70°
    • UV
      5 - Moderate
    • Air Qual.
      Good
    Day Details >
  • Tuesday

    Sep 23

    Hi 71°

    Mostly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      73°
    • UV
      5 - Moderate
    • Air Qual.
      Good
    Day Details >
Next

A thundershower this evening

9/21 9/22 Now: 4:53pm
PM 4-8
  • 4pm Intermittent clouds 84° 6%
  • 5pm Intermittent clouds 83° 5%
  • 6pm Intermittent clouds 81° 5%
  • 7pm Intermittent clouds 79° 8%
  • 8pm Intermittent clouds 76° 43%
AM 3-8
  • 3am Mostly clear 64° 20%
  • 4am Mostly clear 63° 20%
  • 5am Mostly clear 61° 20%
  • 6am Mostly clear 61° 20%
  • 7am Mostly sunny 60° 13%
  • 8am Mostly sunny 61° 0%
AM 9-2
  • 9am Mostly sunny 62° 0%
  • 10am Mostly sunny 64° 0%
  • 11am Mostly sunny 67° 0%
  • 12pm Mostly sunny 69° 0%
  • 1pm Mostly sunny 69° 0%
  • 2pm Mostly sunny 70° 0%
Hourly Forecast >
Sep 21, 2014; 11:55 AM ET
Extended Weather forecast overview for the Northeast United States
Northeast Extended Regional Weather Forecast

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Top Story

River Terrace Weather Report

DC: September Temperature Roller Coaster to Continue

September 21, 2014; 4:44 AM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Washington, D.C. more >

Respiratory Health Live Feed

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The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Sun. Air Quality

Sun. Asthma Risk

Sun. UV Index