Issued 350 PM EDT Thu Jun 21 2018 Valid Fri Jun 22 2018 - Sun Jun 24 2018 ...Wet weather with continued threats for flash flooding from the Ohio valley to the northern Mid-Atlantic region... ...Threats for severe storms from portions of the Mid-Atlantic into the lower/Mid-Mississippi valley into the High Plains... ...Hot weather in store for California into the Desert Southwest... Increased chances for thunderstorms will be in place near a slow moving cold front which will be...