05/07/2011 1:39PM

Kentucky Derby weather forecast from Churchill Downs

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Very light rain is being reported at Churchill Downs as everyone watches the weather outlook for today's Kentucky Derby. With post time scheduled for 6:24 p.m. Eastern, the hour-by-hour forecast for Louisville on Weather.com shows a 75% chance of thunderstorms around 2 p.m. and a 50% chance of more rain at 7 p.m.

Watch for more updates from DRF's Mike Watchmaker and Byron King on the scene in Louisville.