 Now for tonight, there is a chance of a shower or thunderstorm. In fact, can't rule out the possibility of late-day showers or thunderstorms today, even though it is mostly sunny. That's warmed things up into the 90s already this afternoon. For tonight, low overnight around 77, mostly cloudy, aside from any chances of showers or thunderstorms. Tomorrow, mostly sunny, hot once again, high near 95. Heat index values as high as 103. A chance of showers or a gusty thunderstorm. The excessive heat warning continues until 8 p.m. tomorrow.