It is raining on parade.A flash flood warning is in effect in the area of Soldier Field where the and are set to open up their season this afternoon. So far, between one and three inches of rain have already come down and an  Anthony Sherman Jersey additional inch to two inches are po sible, per . The rain is expected to continue heading into kickoff and likely be a presence throughout the contest with things tapering off later on this afternoon.Typically, rain doesn't impact the game too much, but when it's Mitchell Schwartz Jersey  a downpour like what is seemingly going on at Solider Field, it is a noteworthy development. The groundskeepers at Soldier Field recently took the tarp off the gra s and, according to reporters on the scene in Chicago, there is already some significant puddling on various spots on the field.  The tarp only recently came off in Soldier Field and theres already significant puddling in the southwest portion of the field.  Matt Barrows (@mattbarrows)  Of course, this could have an impact on the pa sing game for Eric Fisher Jersey  both clubs. For San Francisco, Lance is beginning his first season as the full-time starter for the 49ers and will now have the weather as another obstacle to face. Playing in the elements hasn't been something that Lance is totally accustomed to as he played in a dome during his collegiate days at North Dakota State, so it'll be interesting to see how he adjusts to the wet  Laurent Duvernay-Tardif Jersey conditions.    Gonna be a wet one at Soldier field via  NFL on CBS  (@NFLonCBS)  Meanwhile, this weather does seem to be moving the betting markets. While this Over/Under total was already among the lowest in the NFL after opening Breeland Speaks Jersey  at 42.5 and sitting at 40.5 all this week, it has since moved down to 39 at Caesars Sportsbook.