This message is from Hawaii County Civil Defense:

This is a weather update for Sunday December 11, 2011 at 4:30 PM. The National Weather Service has extended the flash flood watch for Hawaii Island through tomorrow morning, Monday, December 12, 2011. A flash flood watch means that weather conditions may develop that lead to flash flooding. Due to the flash flood watch, the following are issued. There is a possibility of heavy rain. All residents in flood prone areas are asked to be on the alert and prepare for possible flooding conditions. All motorists are asked to drive with caution and be on the alert for debris, runoff and ponding of water. Be aware that road closures and slowdowns can occur without any warning. Again, the National Weather Service has issued a flash flood watch for Hawaii Island effective through tomorrow morning, Monday December 12, 2011.