COLUMBUS, Ohio (WSYX) – SUNDAY: Mostly sunny skies High: 31. MONDAY: Increasing clouds. PM rain showers. High: 42. Good morning, Central Ohio! It is a frigid start to Sunday with temperatures in the teens and low 20s. Clouds clear out for mostly sunny skies. Despite the sun, temperatures remain cold with highs in the low 30s. Clear skies persist tonight with overnight lows in the low 20s. Clouds increase on Monday as a low-pressure system tracks through the Great Lakes. Rain showers arrive by the evening hours. East Ohio could see snow mix in as temperatures plunge into the mid-30s overnight.