Good morning. We’re waiting for snow, but looking out our window, nothing has accumulated. Apparently, the humidity isn’t high enough for the snow to reach the ground, but that will probably change. So radars have said snow has been falling for hours, but it magically never materializes. Check out Capital Weather for more details. Please be aware that a snow emergency will go into effect in the District at 9:30 a.m., so if you’re parked on a snow emergency route, get ready to cough up a $250 fine and retrieve your vehicle from an impound lot. One of those routes, Georgia Avenue (seen here in DDOT video image at Kansas Avenue in Petworth) looks pretty clear right now.

DOJ to Fight D.C. Ban on Hazardous Materials: The Justice Department has joined forces with the CSX railroad to fight the District’s ban on trains carrying hazardous materials through the downtown and a tunnel that passes under the Capitol campus, the Post reports. The railway industry feels that other cities could take similar actions bringing interstate commerce to a halt.

Pets to Get Microchips: Bye-bye dog tags. Montgomery County is considering a measure that would mandate all stray animals that end up in shelters get a insertable and scanable microchip that will make it easier to identify the animal, the Post reports.

The Age of the Washington Creative Class: The Washington area is now home to a strong “creative class,” the AP, via WTOP, reports.

Richard Florida is the author of “The Rise of the Creative Class” and a professor at George Mason University’s School of Public Policy. He recently told a gathering of regional officials that they need to look at quality of life issues — not the tax breaks and infrastructure — when competing with other regions to draw people and jobs.

Does the health of an area’s blogging community fit into the equation?

Briefly Noted: Cardozo High School reopens after mercury spill … Ten Commandments are coming … D.C. principals challenge truancy rates …