A severe thunderstorm warning was issued by the National Weather Service in Louisville and delayed races at Churchill Downs.

Churchill Downs recommends that the patrons in the infield evacuate. We are in a weather delay

— Joe Reedy (@joereedy) May 4, 2012

The storms seem to have subsided recently as the races are scheduled to get back underway. The post time for the Kentucky Oaks has been pushed back to 6:20 p.m.

So the storm has passed enough to get back to bidness.

— Pat Forde (@YahooForde) May 4, 2012

There is a possibility of storms dragging into Kentucky Derby day, but the most rain is expected in the morning before disappearing throughout the day, according to the Louisville Courier-Journal.

For updates, stay tuned to SB Nation Dallas. For more in-depth coverage of the 2012 Kentucky Derby, head over to SB Nation horse racing blog And Down The Stretch They Come. Stay up to date with constant Derby coverage in this StoryStream.