Did you hear about the State of the Climate report on drought for June 2012? Scroll down to see the contents of the report. The website is also useful for monthly reports on wildfires, tornadoes, hurricanes and more for both national and international audiences.
Here’s the Water Watch map from the USGS which allows you to look at your state. It compares the current 7 day average with historical streamflow.
You might wish to add the weekly State Crop Progress and Condition from the USDA to your list of drought resources.