Tampa gets a clear, muggy start Thursday before storms return. Rain chances rise sharply for a hotter, wetter weekend.

New Orleans starts cloudy and sticky before afternoon thunderstorms arrive Thursday. Strong storms could bring lightning, heavy rain and damaging wind gusts.

Houston gets a brief break from the worst heat Thursday, but afternoon thunderstorms could bring heavy rain and gusty winds.

Milwaukee gets one more sunny, comfortable day Thursday before storms return Saturday night. The unsettled pattern could linger into early September.

Minneapolis warms to 81 degrees Thursday before showers and thunderstorms arrive Friday night and Saturday.

Dallas is headed for a 101-degree Thursday with heat index values up to 109. Triple-digit temperatures are expected to stick around through next week.

Oklahoma City gets one more mid-90s day Thursday before highs reach 101 from Sunday through Wednesday.

Chicago gets a sunny, comfortable Thursday and a mostly dry weekend before heat and storm chances build next week.

Thursday brings a hot afternoon, a late storm chance and a muggy night before Knoxville settles into a sunny weekend. Then the thermometer starts climbing again.

Austin is headed for a 104-degree Thursday with the heat index nearing 110. A few storms may pop up, but the triple-digit heat is sticking around.

Patchy fog gives way to a hot Thursday in Nashville, with a small storm chance before a sunny weekend and upper-90s heat next week.

A sunny two-day cooldown gives St. Louis a break before highs surge to 97 next week.

Patchy fog fades Thursday as Memphis heats up to 95 degrees. The mostly dry forecast gets even hotter next week.