Today, forecasts from The National Weather Service call for mostly sunny skies and sweltering temperatures, with a high near 97. Expect today's heat index values to reach 100 with calm wind becoming southeast around 5 mph.

Tonight, skies will be partly cloudy, with a low around 70 and calm wind.

A slight chance of showers exists tomorrow and into the weekend. Here's your forecast:

Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming south around 5 mph.

Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Calm wind.

Friday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 95. Calm wind becoming south around 5 mph.

Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.

Saturday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 95.

Saturday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.

Sunday: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 94.

Sunday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.

Monday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 93.

Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.

Tuesday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 91.