Heavy rain from Georgia to North Carolina is triggering flash flood risks in major cities. More flooding could hit coastal areas later this week, with up to a foot of rain possible if a tropical ...

Fires in California, Arizona, Utah and Nevada are growing fast in brutal heat. The Dragon Bravo Fire has topped 110,000 acres, while the Gifford Fire threatens hundreds of homes with little ...

Dry weather will linger across the Northeast, with rising humidity by late weekend bringing a higher risk of pop-up storms. Smoke may cause hazy skies and air quality issues near the Great Lakes.

NASA astronaut Don Pettit captured the Milky Way and two distant galaxies in a single long-exposure image taken from the International Space Station.

Persistent rounds of severe thunderstorms will set up across portions of the Plains as the heat dome strengthens across the western US ...

The fate of the dry and comfortable weather in the Northeast this week will depend on how well a dry air wedge pushes off showers and thunderstorms to the south.

As cooler air sprawls in the eastern United States, heat will throttle up in the zone from west of the Rockies to east of the Interstate 5 corridor in the week ahead. The heat and winds will spur new ...

Areas just east of the Rockies can expect a nearly daily dose of severe thunderstorms into early next week ahead of a new heat dome to build--this time over the western United States.

Americans may disagree on whether to call them fireflies or lightning bugs, but the weather has made for a great year for the blinking bugs.

The July 4 flood that killed 136 in Texas is under scrutiny after key officials missed warnings. Families and lawmakers are calling for better alerts, mental health care, and accountability.

Storms turned highways into rivers across the Northeast and mid-Atlantic, killing a young boy in Maryland and prompting rescues, road closures, and widespread damage.