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A "combination of strong winds and very cold temperatures will result in dangerously cold wind chills," the National Weather Service said.

The Washington, D.C. area is preparing for a wintry mix of snow, sleet, and freezing rain expected to start late Wednesday and continue into Thursday morning.

The Washington Monument is seen in Washington, DC, on January 22 ... This comes after the NWS previously issued a cold weather advisory until 10:00 AM EST on Thursday for the D.C area.