Excessive Heat Warnings are in effect for parts of southern Arizona and southern California this weekend. Heavy rain may bring flash flooding in the southern Appalachian foothills Saturday while isolated strong to

Excessive Heat Warnings are in effect for parts of southern Arizona and southern California this weekend. Heavy rain may bring flash flooding in the southern Appalachian foothills Saturday while isolated strong to severe thunderstorms are possible from the northern High Plains into the central Plains, and south to Texas, and over much of the East along and east of the Appalachians. weather.gov