The peak average highs for many in the United States are hit in July or early August, but in some locations it's as early as June or as late as early fall.

The chance of a tropical depression forming is low before the disturbance moves inland by this weekend, but it will still produce rainfall and rip current impacts on the northern Gulf Coast.

The heat index, or how it feels with humidity factored in, will rise into the triple digits for millions as the hot dome of high pressure engulfs the central and eastern states.

An airline passenger captured some stunning video as her flight went over the Rocky Mountains on Tuesday evening. See how a lightning show pierced the night sky.

A Twitch streamer’s live broadcast took a terrifying turn when a lightning bolt struck just outside his home, sending a surge of electricity through his gaming setup and into his headphones, all while viewers watched in real time. The intense flash, caught on camera and confirmed by satellite data, left the gamer clutching his chest and scrambling off-screen, later saying, “I felt lightning go through my earbuds.”