The forecast in Denver will change drastically after the Steelers arrive today, with rain and snow expected by kickoff, according to The Weather Channel.
The high temperature in Denver today is expected to be 73 degrees with mostly sunny skies. The high for tomorrow, however, is expected to be 43 with rain changing to snow.
http://www.post-gazette.com/pg/07293/827038-66.stm
Willie P. has run well in the slop of Heinz Cow Pasture in November and December, so hopefully this is not an issue.
FWIW I love snow games

(and will LMAO if baseball gets what it deserves for stretching out the season by getting snow for World Series games in Denver)