• Today

    May 20

    83°Lo 63°

    Warmer; a stray p.m. t-storm

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      89°
    • UV
      5 - Moderate
    • Cloud
      Cover
      80%
  • Tue

    May 21

    87°Lo 64°

    A p.m. shower or t-storm

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      94°
    • UV
      7 - High
    • Cloud
      Cover
      54%
    more
  • Wed

    May 22

    89°Lo 66°

    A thunderstorm in the area

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      101°
    • UV
      8 - Very High
    • Cloud
      Cover
      57%
    more
  • Thu

    May 23

    81°Lo 57°

    A couple of thunderstorms

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      85°
    • UV
      5 - Moderate
    • Cloud
      Cover
      76%
    more
  • Fri

    May 24

    77°Lo 47°

    Times of clouds and sun

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      80°
    • UV
      7 - High
    • Cloud
      Cover
      70%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
11pm
Tue
12am
1am 2am 3am 4am 5am 6am
  11pm 12am 1am 2am 3am 4am 5am 6am
Forecast
Mostly Clear
T-storms
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Temp (°F) 69° 67° 66° 65° 64° 63° 63° 63°
RealFeel® 68° 65° 65° 64° 64° 62° 63° 63°
Humidity 91% 93% 93% 93% 93% 93% 93% 93%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Rain
 
47%
 
51%
 
47%
 
20%
 
20%
 
20%
 
20%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Wind (mph) 2 SSE 2 S 2 SSW 2 W 2 W 2 E 2 ENE 2 S
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 26% 26% 26% 26% 26% 26% 26% 26%
Dew Point 66° 65° 64° 63° 62° 61° 61° 61°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - May 20

more Historical Weather Data >
  Today Normal Record 5/20/2012
High 83° 78° N/A 84°
Low 63° 55° N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:52 AM with 14:29 of sunlight, then sets at 8:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:28 PM with 11:48 of moolight, then sets at 3:16 AM

Top Story

Frederick Weather Report

Summerlike Tuesday in DC, Philadelphia, New York

May 20, 2013; 9:52 AM ET

Rising temperatures and humidity across the mid-Atlantic will have it feeling like the end of June. more >

Smoke Alert: The Hidden Dangers of E-Cigarettes

May 20, 2013; 5:00 AM ET E-cigarette manufacturers claim the devices can help a person quit smoking but have those claims ever been proven?

Mon. Sinus Headache

Mon. UV Index