Today mostly sunny and hot, with a high near 92. Heat index values as high as 106. South southeast wind 11 to 14 mph, with gusts as high as 23 mph. Tonight a 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind 7 to 10 mph becoming north after midnight. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. Monday A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. North northeast wind 9 to 14 mph, with gusts as high as 22 mph. New rainfall amounts between a quarter and half of an inch possible.