• Tonight

    Apr 23

    Lo 37°

    Partly cloudy and colder

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

    Apr 24

    67°Lo 44°

    Sunny; breezy, warmer, nice

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

    Apr 25

    73°Lo 52°

    A passing shower or two

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

    Apr 26

    72°Lo 43°

    A p.m. t-storm in spots

    Low indoor dust & dander levels
    • Precip
      41%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      26%
    more
  • Sun

    Apr 27

    63°Lo 42°

    Breezy with periods of sun

    Moderate indoor dust & dander levels
    • Precip
      5%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      46%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
4am
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  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Clear
Clear
Clear
Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F) 38° 38° 37° 42° 43° 48° 51° 57°
RealFeel® 29° 29° 27° 32° 34° 40° 45° 53°
Humidity 63% 64% 64% 61% 55% 47% 38% 30%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
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0%
Snow
 
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Ice
 
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  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 9 NW 9 NW 9 NW 11 NW 12 NW 14 NW 15 NW 16 NW
UV Index 0 0 0 0 1 2 4 6
Cloud Cover 4% 2% 1% 1% 1% 2% 2% 1%
Dew Point 27° 27° 26° 29° 28° 28° 26° 26°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Apr 24

more Historical Weather Data >
  Today Normal Record 4/24/2013
High 67° 70° 85° (2011) 78°
Low 44° 45° 30° (1989) 41°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:21 AM with 13:35 of sunlight, then sets at 7:56 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:29 AM with 11:43 of moolight, then sets at 3:12 PM

Top Story

Leesburg Weather Report

DC: No Signs of Lasting Warmth Just Yet

April 23, 2014; 7:45 PM ET

The weather pattern through this weekend will bring temperatures fairly typical for this time of the year around Washington, D.C. 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?

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps