• Mostly cloudy 46°
    Home Energy Efficiency Current Weather
    • Yesterday
      Temp
      64°
    • Wind
      Chill
      40°
    • Wind
      Speed
      12 mph
  • Today

    Mar 27

    Hi 52°

    Mostly cloudy and cooler

    Fair for home energy
    • Avg
      RealFeel
      35°
    • Hi
      RealFeel
      53°
    • Wind
      Speed
      7 mph
    Day Details >
  • Tomorrow

    Mar 28

    Hi 43°

    Colder with variable clouds

    Fair for home energy
    • Avg
      RealFeel
      26°
    • Hi
      RealFeel
      35°
    • Wind
      Speed
      14 mph
    Day Details >
  • Sunday

    Mar 29

    Hi 49°

    Sunny and warmer

    Fair for home energy
    • Avg
      RealFeel
      40°
    • Hi
      RealFeel
      54°
    • Wind
      Speed
      6 mph
    Day Details >
Next

Much cooler today and tomorrow

3/27 3/28 Now: 1:30pm
PM 1-5
  • 1pm Cloudy 47° 34%
  • 2pm Cloudy 49° 10%
  • 3pm Cloudy 50° 10%
  • 4pm Mostly cloudy 52° 10%
  • 5pm Intermittent clouds 51° 10%
AM 12-5
  • 12am Intermittent clouds 38° 44%
  • 1am Intermittent clouds 36° 36%
  • 2am Intermittent clouds 35° 34%
  • 3am Intermittent clouds 33° 34%
  • 4am Intermittent clouds 32° 40%
  • 5am Mostly cloudy w/ flurries 31° 57%
AM 6-11
  • 6am Mostly cloudy w/ flurries 29° 57%
  • 7am Mostly cloudy w/ flurries 29° 57%
  • 8am Intermittent clouds 29° 40%
  • 9am Intermittent clouds 31° 37%
  • 10am Mostly cloudy w/ flurries 34° 40%
  • 11am Intermittent clouds 35° 31%
Hourly Forecast >
Mar 27, 2015; 9:16 AM ET
Evan Myers has details of big changes in the East.
Rain, Snow and Cold Sock East Into Weekend

Frederick Weather Report

DC, Baltimore to Turn Sharply Colder, Little Snowy This Weekend

March 27, 2015; 5:52 AM ET

Wintry conditions and cold will return to the Washington, D.C., and Baltimore areas through Sunday morning. more >

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Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Fri. Home Energy Efficiency

Fri. Degree Days

Fri. UV Index