The National Weather Service in Fort Worth has issued a* Small Stream Flood Advisory for...  Central Johnson County in north central Texas...  Northeastern Bosque County in central Texas...  Hill County in central Texas...* Until 1130 AM CDT.* At 826 AM CDT, Doppler radar indicated thunderstorms that were   producing heavy rainfall across parts of northern Hill,   northeastern Bosque and southern Johnson counties. Excessive   runoff from these thunderstorms will cause small stream flooding.   This means some low water crossings in the region may become   impassable. Up to two inches of rain have already fallen over the   past several hours and additional heavy rain will be possible as   showers and thunderstorms move in from the south.* Some locations that will experience flooding include...  Cleburne, Hillsboro, Keene, Alvarado, Venus, Whitney, Itasca,  Grandview, Blum, Covington, Bynum, Carl's Corner, Cleburne State  Park, Lake Whitney State Park, Rio Vista and Morgan.PRECAUTIONARY/PREPAREDNESS ACTIONS...Turn around, don't drown when encountering flooded roads. Most flooddeaths occur in vehicles.Excessive runoff from heavy rainfall will cause flooding of smallcreeks and streams, country roads, farmland, and other low lyingspots.