...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CDT SATURDAY... ...Heat index values up to 110 expected. ...Portions of north central and northwest Louisiana, southeast Oklahoma, south central and southwest Arkansas and east and northeast Texas. ...From noon today to 7 PM CDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. ...An upper level ridge will move into the region from the west, allowing for mostly dry conditions and temperatures to climb into the mid to upper 90s over the next couple of days with some isolated triple digit readings as well. The combination of hot temperatures and high humidity will allow for Heat Index values to climb above 105 degrees across the entire Four State Region over the next couple of days.
