Atlanta's Saturday starts clear, but heat and humidity build toward a 91°F high before spotty storms arrive late.

Baltimore will bake into the mid-90s Saturday through Tuesday, with afternoon thunderstorms returning and a possible cooldown late next week.

Tampa will see a hot, mostly sunny Saturday before afternoon thunderstorms arrive. Sunday brings even higher heat, while rain chances ease later next week.

Raleigh will see a 92-degree Saturday, a heat index near 100 and only a slim chance of afternoon storms. The heat ramps up through Wednesday, with highs reaching 96 degrees.

Detroit gets a mostly sunny Saturday, but afternoon storms could briefly disrupt plans. A wetter stretch arrives Sunday night and continues into Tuesday.

Clear skies give Indianapolis a sunny start Saturday, but heat and humidity build before storm chances ramp up midweek.

Miami will see sunny skies, a high near 89 and heat index values around 105 on Saturday. Storm chances increase overnight, while dangerous rip currents continue farther north.

Honolulu stays warm and partly sunny Friday before stronger trade winds and higher rain chances arrive this weekend.

Wake County is among dozens of NC counties where the toxic weed thrives — and even skin contact can be dangerous.

UCLA and Caltech researchers say satellite radar caught aquifer damage equal to San Francisco's entire annual water use.

Las Vegas is facing a dangerous weekend of triple-digit heat, with highs reaching 113 degrees and an Extreme Heat Warning in effect.

A first-in-17-years petition could end mandatory habitat fees for developers, but scientists warn the hawk is still missing from Southern California.

Sacramento faces a Heat Advisory and a weekend of triple-digit temperatures, peaking near 104 degrees Sunday. Warm nights will provide limited relief.