SEVERE THUNDERSTORM WATCH in effect for Southeast Texas and Houston metro area until 5 AM CDT Monday, winds to 70 mph possibleTORNADO WATCH issued for parts of North and Central Texas, damaging winds and large hail expected through tonightFLASH FLOOD THREAT continues across South-Central Texas as storm line pushes southeast overnightNATIONAL WEATHER SERVICE monitoring active severe weather across Gulf Coast states, residents urged to stay weather aware