Credit: A look at the storm from I-270 N before visibility on the roads quickly dropped for a good 15 minutes.

Tornado watch, warnings for parts of DC region follow record-breaking warmth Wednesday

Tuesday’s warm temperatures break decadelong record in DC

What DC crews faced clearing trash in ‘snowcrete’ — stuck trucks, frozen cans, a broken ankle

Morning ice gives way to rain, fog and slick conditions across DC area

Heavier wintry mix entering DC region overnight

How much wet snow fell across DC region?