• Tonight

    Apr 16

    Lo 27°

    Clear and cold

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

    Apr 17

    59°Lo 34°

    Times of clouds and sun

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

    Apr 18

    59°Lo 39°

    Some sun, then clouds

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

    Apr 19

    69°Lo 33°

    Mostly cloudy

    Moderate indoor dust & dander levels
    • Precip
      12%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      76%
    more
  • Sun

    Apr 20

    64°Lo 37°

    Intervals of clouds and sun

    Moderate indoor dust & dander levels
    • Precip
      9%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      46%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
9pm
10pm 11pm Thu
12am
1am 2am 3am 4am
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Forecast
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Temp (°F) 38° 38° 35° 33° 32° 31° 28° 27°
RealFeel® 37° 37° 35° 33° 32° 32° 28° 26°
Humidity 58% 61% 65% 67% 69% 71% 73% 76%
   
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Rain
 
0%
 
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0%
Snow
 
0%
 
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Ice
 
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  9pm 10pm 11pm 12am 1am 2am 3am 4am
Wind (mph) 4 ENE 3 ENE 2 ENE 2 ENE 2 NE 2 NE 3 NNE 3 NE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 0% 0% 1% 2% 4% 6% 6% 7%
Dew Point 25° 25° 24° 23° 23° 23° 21° 20°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Apr 16

more Historical Weather Data >
  Today Normal Record 4/16/2013
High 49° 68° N/A 75°
Low 27° 45° N/A 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:31 AM with 13:17 of sunlight, then sets at 7:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:29 PM with 10:32 of moolight, then sets at 8:01 AM

Top Story

Frederick Weather Report

DC: Gradual Turn to Milder Weather into Easter Weekend

April 16, 2014; 6:42 PM ET

The return of noticeably milder air to Washington, D.C., will coincide with this Easter weekend. more >

Is it a Cold or the Flu?

Apr 7, 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?

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps