• Today

    Feb 14

    23°Lo 10°

    Sunny, but very cold

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      29°
    • UV
      4 - Moderate
    • Cloud
      Cover
      8%
  • Mon

    Feb 15

    31°Lo 30°

    Cold with snow, some ice late

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      25°
    • UV
      2 - Low
    • Cloud
      Cover
      99%
    more
  • Tue

    Feb 16

    47°Lo 29°

    Morning rain; cloudy, milder

    At High Risk weather for sinus headaches
    • Hi
      RealFeel
      46°
    • UV
      2 - Low
    • Cloud
      Cover
      95%
    more
  • Wed

    Feb 17

    46°Lo 26°

    Some sun, then turning cloudy

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      43°
    • UV
      2 - Low
    • Cloud
      Cover
      82%
    more
  • Thu

    Feb 18

    39°Lo 22°

    Plenty of sunshine

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      38°
    • UV
      4 - Moderate
    • Cloud
      Cover
      0%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
4pm
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Forecast
Mostly Sunny
Mostly Sunny
Mostly Clear
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Cloudy
Temp (°F) 22° 20° 17° 15° 14° 13° 12° 10°
RealFeel® 25° 22° 19° 17° 14° 11°
Humidity 46% 50% 57% 60% 67% 75% 83% 92%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Rain
 
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Snow
 
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Ice
 
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  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 2 WSW 2 ESE 4 ESE 4 ESE 4 ESE 5 ESE 6 ESE 6 SE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 10% 10% 10% 30% 35% 40% 46% 51%
Dew Point
Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F Middle Grid line 5 F

Temperature History - Feb 14

more Historical Weather Data >
  Today Normal Record 2/14/2015
High 23° 46° N/A 37°
Low 10° 28° N/A 14°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:03 AM with 10:42 of sunlight, then sets at 5:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:54 AM with 14:00 of moolight, then sets at 12:54 AM

Frederick Weather Report

DC: Flood threat to follow frigid Valentine's Day weekend

February 14, 2016; 5:39 AM ET

A sharp warmup and flood threat will follow the frigid Valentine’s Day weekend in Washington, D.C. more >

Sun. Sinus Headache

Sun. UV Index