Dangerous Flooding Persists As South Texas Hit By Days Of Heavy RainDangerous Heat Dome Expands Across Central U.S.Great American State Fair Forced To Close Due To Extreme HeatHeat Wave Triggers Emergency Orders For US Power GridDeadly Swarm Of Tornadoes Strike Illinois, Neighboring StatesSouth Faces Days Of Rain, Flash Flooding From Post-Tropical Storm ArthurTrapped Residents Rescued Amid Dangerous Flash Floods Across The SouthMemorial Day Weekend Travel Upended By Severe Weather ForecastCentral US Braces As Severe Storms Bring Tornado ThreatsForecast Model Predicts 100% Chance Of 'Super' El Nino Forming This YearOver A Dozen Tornadoes Destroy Hundreds Of Homes Across MississippiCold Front Threatens Late Season Snow As Half The US Faces Severe Storms