The Arctic air mass has arrived:
We didn't actually get that much snow, though:
On her evening walk last night, Cassie wanted to run around in the snow in circles for a bit, so I let her. But even with her double coat, after 4 minutes she was shivering, so we had to go in. She will not enjoy today at all.
One other thing of note. I got myself one of the coolest and geekiest toys I could ever have imagined:
That shows the location of every CTA train running right now. I might have to get one for London, too. And in a couple of days, it might become a practical toy, when the weather gets warm enough to go outside and ride the CTA again.