The National Weather Service office in Johnston has issued a frost advisory for the Perry area from midnight to 8 a.m. Wednesday, with temperatures expected to drop to 31 degrees.
The frost is forecast over much of central Iowa, the NWS said.
Frost can kill sensitive outdoor vegetation if left uncovered. Growers should take steps now to protect tender plants from the cold.
ThePerryNews.com will update this weather story as forecasts evolve.