• Tonight

    Sep 23

    Lo 57°

    Increasing amounts of clouds

    Asthma Weather
    • Hi
      RealFeel
      71°
    • UV
      5 - Moderate
    • Air Qual.
      Good
    more
  • Wed

    Sep 24

    72°Lo 63°

    A little afternoon rain

    Beneficial weather for asthma
    • Hi
      RealFeel
      70°
    • UV
      3 - Moderate
    • Air Qual.
      Good
    more
  • Thu

    Sep 25

    70°Lo 59°

    Cloudy, a little rain; breezy

    Neutral weather for asthma
    • Hi
      RealFeel
      66°
    • UV
      2 - Low
    • Air Qual.
      Good
  • Fri

    Sep 26

    76°Lo 59°

    Warmer with periods of sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      75°
    • UV
      4 - Moderate
    • Cloud
      Cover
      46%
    more
  • Sat

    Sep 27

    79°Lo 59°

    Mostly sunny and pleasant

    Beneficial weather for asthma
    • Hi
      RealFeel
      79°
    • UV
      5 - Moderate
    • Cloud
      Cover
      11%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Rain
Rain
Cloudy
Cloudy
Cloudy
Rain
Rain
Temp (°F) 65° 65° 67° 69° 69° 70° 70° 70°
RealFeel® 61° 61° 62° 65° 66° 66° 66° 65°
Humidity 91% 89% 87% 83% 81% 79% 77% 77%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
47%
 
51%
 
51%
 
47%
 
45%
 
49%
 
56%
 
56%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 10 N 10 N 11 N 13 N 14 NNW 15 NNW 14 NNW 14 N
UV Index 0 1 1 1 2 2 1 1
Cloud Cover 95% 95% 95% 96% 96% 96% 95% 95%
Dew Point 62° 62° 63° 63° 63° 63° 63° 63°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Sep 25

more Historical Weather Data >
  Today Normal Record 9/25/2013
High 70° 77° 91° (1961) 72°
Low 59° 60° 41° (1989) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:56 AM with 12:03 of sunlight, then sets at 6:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:11 AM with 11:32 of moolight, then sets at 7:43 PM

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September 23, 2014; 8:34 PM ET

A storm moving up the Atlantic coast with rain will briefly disrupt the dry weather and warming trend this week around Washington, D.C. more >

The Dangers of Bus Travel

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Thu. Asthma Risk

Thu. UV Index