...HOT AND HUMID WEATHER WILL CONTINUE... .Temperatures over the next few days will become hotter as a ridge of high pressure aloft expands over the area. An Excessive Heat Warning may be need for portions of the area Thursday and Friday. ...HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT THURSDAY... ...HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT FRIDAY... The National Weather Service in Tulsa has issued a Heat Advisory, which is in effect from noon to 9 PM CDT Thursday and again from noon to 9 PM CDT Friday. * HEAT INDEX VALUES...105 to 115 degrees each Afternoon and Evening. * Impacts...The combination of hot temperatures and high humidity will combine to create a dangerous situation in which heat illnesses are possible.