Louisville's heat wave intensifies Tuesday, with a Heat Advisory through Thursday and temperatures near 100 before storm chances return this weekend.

Sacramento starts September with clear skies, a 76-degree high and breezy winds. Rain may finally enter the forecast Thursday before Labor Day warms up.

St. Louis is staring down 101-degree heat Tuesday and several more days near 100. A Heat Advisory runs through Friday, with modest relief arriving by Labor Day.

Greenville is starting September with sunny skies and a 96-degree high, but the heat sticks around through Friday. Storm chances rise this weekend before cooler Labor Day weather arrives.

Chicago faces a heat advisory Tuesday as humidity pushes heat-index values as high as 110 degrees. Another hot day follows Wednesday before storms and cooler temperatures arrive.

Charlotte is headed into a prolonged stretch of 96- to 98-degree afternoons, with heat index values topping 100 before cooler weekend weather arrives.

Kansas City is facing a long, mostly dry stretch of dangerous heat, with a Heat Advisory now in effect through Friday evening.

Tampa starts Tuesday sunny and humid before afternoon thunderstorms roll in. Storm chances stay elevated through Labor Day.

New lots in parts of Alvord, Chico, Paradise and Boyd will need 5 acres for a well starting January 1, 2027.

Las Vegas will hit 97 degrees Tuesday, with gusty afternoon winds and a drier workweek before storm chances rise this weekend.

San Francisco’s forecast is serving up morning drizzle, cool temperatures and gusty afternoons before a mostly sunny Labor Day weekend.

San Jose starts Tuesday cloudy before clearing into a breezy afternoon near 72 degrees. Foggy mornings linger through Friday before sunshine and warmer temperatures return for Labor Day.

Sunny low-80s weather settles over Downtown Los Angeles through Friday, but Labor Day weekend brings rising shower chances and a more complicated coastal forecast.