A Flash Flood Watch issued early Thursday is an indication of the rainfall intensity that is possible later Thursday. First, the details on the watch: > The National Weather Service in Denver has issued a * Flash Flood Watch for Portions of central, north central, and northeast Colorado, including the following areas, in central Colorado, Central and Southeast Park County and Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet