NEW ORLEANS — The National Weather Service (NWS) has issued an Excessive Heat Warning in the New Orleans area for Thursday, June 29 and Friday, June 30 from 10 A.M. until 8 P.M. The weather forecast indicates that high humidity levels will result in heat index values – that is, temperatures that “feel like” – up to 120 degrees on Thursday and Friday. Dangerously hot temperatures likely to continue through the remainder of the week, possibly through Tuesday, July 4.