What’s up, D.C.? Remember those halcyon days of 70 degrees a few weeks ago? Yeah, now hit yourself over the head* to induce amnesia and get ready for another chilly day. Tonight we could even see a few more flurries. (*Note: the DCist legal department does not advise this treatment for extreme cases of it’s-actually-winter-itis) State of Emergency: Yesterday, the District’s Board of Education passed the “Emergency Student Achievement Act of 2007” in an attempt…