As of April 1st, 2020, the official URL for accessing this website will change to https://gpm.nasa.gov. The legacy URL at https://pmm.nasa.gov will only continue to work for a limited time. Please update your records accordingly.
Rain Gauges in the Smoky Mountains
Rain gauges and other rain monitoring equipment are set up throughout the Smoky Mountains (part of the Appalachians) to capture rainfall for the GPM ground validation taking place in North Carolina May 1 to June 15, 2014.