Cleanup crews fanned out across Philadelphia on Sunday after a series of powerful microbursts tore through the region, toppling trees, damaging buildings and blocking streets with massive trunks and ...

Pacific poised for tropical surge as Atlantic shows signs of activity Atlantic tropical activity has been limited so far this season, but that may soon change as the Gulf shows signs of life.

Daily rounds of rain and thunderstorms will blossom across the South this week, raising the risk for flooding, AccuWeather meteorologists warn. The combination of tropical moisture surging northward ...

Heat dome to broil western US ahead of North American monsoon A new heat dome is building in the United States this week. This time it will focus on the West first, then shift toward the Midwest.

"We have to show that we will answer the question from those mothers: help is coming," Fletcher added. "Let's demonstrate that global solidarity is as strong as ever and that we will stay the course." ...

The sizzling, stormy start to July will continue into another week as the risk of severe thunderstorms and flash flooding shifts across the central and eastern part of the nation, according to ...

Major snow, ice storm to affect more than 150 million people in southern, eastern US A massive winter storm is set to spread heavy snow and ice across more than two dozen states, threatening travel, ...

Dangerous heat to reach from Salt Lake City to Minneapolis, Philadelphia While the worst of the heat dome this week will focus from the northern part of the Rockies to the Midwest, up to a few days of ...

July 8 (UPI) -- NASA's New Horizons probe has awakened after hibernating for nearly a year billions of miles into deep space. New Horizons is often placed into a resource-saving mode while cruising ...

First storms of summer to arrive in southwestern US as monsoon begins The upcoming North American monsoon will help to snap the surge of triple-digit heat over the interior West, and may bring ...

See aerial damage from Colorado’s Aspen Acres Fire, where 780 structures burned, evacuations remain and flood risks threaten the burn scar.

Rumors of a tornado in Alaska swirled on social media on July 4, fueled by an impressive video showing a large funnel extending down across the hilly landscape. But looks can be deceiving. The funnel ...