The National Weather Service in Indianapolis has issued a frost advisory, which is in effect from 2 am to 8 am EDT Saturday October 22, 2016.
Clear skies and light winds along with low tempertaures expected in the middle 30s will provide ideal conditions for frost formation.
Temperature…low temperatures will fall to the middle 30s.
Impacts…frost development will be possible. Damage will be possible to sensitive vegitation.
Precautionary/preparedness actions…a frost advisory means that widespread frost is expected. sensitive outdoor plants may be killed if left uncovered.