For weather updates from the National Weather Service, Norman Forecast Office: http://www.srh.noaa.gov/oun/
Shower and thunderstorm chances will return late Saturday as an upper level wave approaches the plains.
An upper level wave will move across the plains Sunday along with a cold front late Sunday into Monday.
Shower and thunderstorm chances will continue Sunday with the best chances Sunday afternoon and night.
A few strong to severe storms may be possible Sunday afternoon and evening.
Check back for updates at: http://www.srh.noaa.gov/oun/
Showers and thunderstorms will continue to end from west to east Monday as the cold front moves across the southern Plains.