CINCINNATI -- After a day of rain, lightning and hail, the National Weather Service canceled a day-long Tornado Watch for the entire Tri-State late Tuesday night.

Although the area is no longer under storm watches or warnings, parts of Hamilton and Butler counties near Mill Creek will remain under a flash flood warning until 3 p.m. Wednesday.

DEFINITIONS:

A Severe Thunderstorm Watch means atmospheric conditions are favorable for the development of severe thunderstorms. A Severe Thunderstorm Warning means a severe thunderstorm has developed that is capable of producing hail greater than one inch in diameter and or 58 mph wind speeds. A Tornado Watch means weather conditions are favorable for the development of severe thunderstorms that are capable of producing tornadoes. A Tornado Warning means that a tornado has been sighted or indicated by weather radar and residents of the affected area should take shelter immediately.

Here are some helpful links to prepare for severe weather:

Sign up for severe weather email and mobile alerts

LIVE interactive radar

Download the WCPO Storm Shield app (storm-based alerts for life-threatening weather events)

WCPO traffic updates

Latest power outages from Duke Energy

Flight cancelations and delays from CVG, other U.S. airports