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Mostly sunny; windy, warmer
Clouds breaking and breezy
Some sun, then clouds; colder
Colder with a chance for snow
The temperature roller-coaster ride will continue into next week for the Washington, D.C., area. more >
Feb 23, 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?