...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 REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... ...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. A Heat Advisory has also been issued from noon to 9 PM CDT Friday. * HEAT INDEX VALUES...Up to 105 degrees into this evening. Heat index values of 105 to 115 degrees can be expected both Thursday and Friday Afternoons. * Impacts...The combination of hot temperatures and high humidity will combine to create a dangerous situation in which heat illnesses are possible.