* WHAT. Heat index values 108 to 112. * WHERE. Portions of southeast Georgia and southeast South Carolina. * WHEN. Until 7 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS. The development of isolated to scattered showers and thunderstorms could provide relief to some areas by mid to late afternoon, especially inland from the coast.

* WHAT. Heat index values 108 to 112. * WHERE. Portions of southeast Georgia and southeast South Carolina. * WHEN. Until 7 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS. The development of isolated to scattered showers and thunderstorms could provide relief to some areas by mid to late afternoon, especially inland from the coast.

* WHAT. Heat index values 108 to 112. * WHERE. Portions of southeast Georgia and southeast South Carolina. * WHEN. Until 7 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS. The development of isolated to scattered showers and thunderstorms could provide relief to some areas by mid to late afternoon, especially inland from the coast.

* WHAT. Heat index values up to 109. * WHERE. Portions of southeast Georgia and southeast South Carolina. * WHEN. Until 7 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

At 413 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from Oats to near South Sumter. Movement was northeast at 25 mph. HAZARD. Wind gusts of 50 to 55 mph. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include. Sumter, South Sumter, Woods Bay State Park, Elliott, Turbeville, Mayesville, Lynchburg, Brogdon, Lakewood, East Sumter, St. Charles, Gable, and Shiloh. This includes the following highways. Interstate 20 in South Carolina between mile markers 123 and 126. Interstate 95 between mile markers 127 and 146.

At 349 PM EDT, Doppler radar was tracking a strong thunderstorm over St. Matthews, or 10 miles north of Brookdale, moving east at 15 mph. HAZARD. Wind gusts of 50 to 55 mph. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include. Orangeburg, Brookdale, St. Matthews, Summerton, Elloree, Santee State Park, Claflin College, South Carolina State University, Orangeburg County Airport, Edisto Gardens, Santee, Pinewood, Cameron, Paxville, Vance, Poplar Creek Landing, Rimini, Fort Motte, Stumphole Landing, and Prince of Orange Mall. This includes the following highways. Interstate 26 between mile markers 132 and 158. Interstate 95 between mile markers 92 and 110.

* WHAT. Heat index values up to 109 expected. * WHERE. A portion of central South Carolina. * WHEN. From noon today to 7 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Dangerously hot conditions with heat index values up to 110 expected. * WHERE. Portions of southeast North Carolina and northeast South Carolina. * WHEN. From 10 AM this morning to 7 PM EDT this evening. * IMPACTS. Heat related illnesses increase significantly during extreme heat and high humidity events.

SVRCAE The National Weather Service in Columbia has issued a * Severe Thunderstorm Warning for. Southeastern Calhoun County in central South Carolina. West central Clarendon County in central South Carolina. Southwestern Sumter County in central South Carolina. Central Orangeburg County in central South Carolina. * Until 445 PM EDT. * At 359 PM EDT, a severe thunderstorm was located near St. Matthews, or near Brookdale, moving east at 15 mph. HAZARD. 60 mph wind gusts. SOURCE. Radar indicated. IMPACT. Expect damage to trees and powerlines. * Locations impacted include. Orangeburg, Brookdale, St. Matthews, Elloree, Orangeburg County Airport, Santee State Park, Claflin College, Edisto Gardens, South Carolina State University, Santee, Cameron, Poplar Creek Landing, Rimini, Stumphole Landing, Yonder Field, Wilkinson Heights, Prince of Orange Mall, Creston, Lone Star, and Low Falls Landing. This includes the following highways. Interstate 26 between mile markers 139 and 158. Interstate 95 near mile marker 92.

At 422 PM EDT, a severe thunderstorm was located near St. Matthews, or 10 miles northeast of Brookdale, moving east at 15 mph. HAZARD. 60 mph wind gusts. SOURCE. Radar indicated. IMPACT. Expect damage to trees and powerlines. Locations impacted include. Orangeburg, Brookdale, St. Matthews, Elloree, Orangeburg County Airport, Santee State Park, Claflin College, South Carolina State University, Santee, Cameron, Poplar Creek Landing, Rimini, Stumphole Landing, Yonder Field, Wilkinson Heights, Creston, Lone Star, and Low Falls Landing. This includes the following highways. Interstate 26 between mile markers 147 and 158. Interstate 95 near mile marker 92.