The greatest arctic outbreak and a record setting warm day top the list of Michigan weather events on this day in history. From the National Weather Service archives here are the events that happened on February 7.
1895 - The daytime temperature rose to only 2° in Detroit, which is the record daily low daytime temperature. This was also the third day in a row (February 5-7) that daily low daytime temperature records were set. Grand Rapids and Lansing also take part in the same stretch of arctic air with a high temperature of 8° in Grand Rapids and 2° in Lansing.
1899 - The greatest arctic outbreak in United States history begins a period of extreme cold in Michigan. Grand Rapids hits -15°, Iron Mountain -30°, Sault Ste. Marie -26°, and Stambaugh -40°. During the next week, temperatures will fall to all time record lows across the state and much of the continental U.S. You can read more about the 1899 extreme cold here: February preview for Grand Rapids.
2009 - This was a record setting warm day for Grand Rapids, starting with a low of only 38° and finishing with a high of 52°. Other record highs for the day include 51° in Alpena, and 50° at Flint.