On Monday, the City of St. Paul towed 566 vehicles.  In Minneapolis, 343 vehicles were towed between 9 p.m. Sunday and 8 a.m. Monday. 
In both Minneapolis and St. Paul, “snow emergencies” are in effect for 3 days.

http://www.kare11.com/news/article/1010610/391/Snow-tow-big-dough-hundreds-get-the-hook-

http://minnesota.cbslocal.com/2013/02/11/st-paul-impounds-more-than-1000-cars-during-snow-emergency/