A freeze warning was issued for Wyandotte County from 1 a.m. to 8 a.m. Wednesday.
Temperatures will fall into the upper 20s to near 30 degrees for several hours, the National Weather Service said.
Prolonged cold temperatures could damage or kill sensitive vegetation, the weather service said, so residents may want to cover gardens and other outdoor plants.
Light snow or sleet could continue to fall tonight in parts of the region, especially before 9 p.m., the weather service said.
For more weather information, visit www.weather.gov.