Much of the Eastern U.S. braced for a renewed round of harsh, soggy weather on Saturday, with thunderstorms and melting snow combining to pound the Ohio and Tennessee valleys.

Heavy rain is falling across Southern California, creating deluges of water and mud on roads at the bottom of hillsides left barren by recent wildfires.

Here's what experts say is turning Southern California's speedy wildfires into a deadly urban conflagration that is defying the calendar.

A wildfire whipped up by extreme winds is sweeping through a Los Angeles hillside dotted with celebrity residences.

Devastating wildfires are sweeping across Southern California hillsides.

Experts say a massive wildfire in northern California and scores of smaller ones across the western U.S. and Canada are the legacy of the nation’s fire-suppression experts and climate change.

The National Weather Service says that around 134 million people in the U.S. are under alerts as an extremely dangerous and record-breaking heat wave broils much of the country.

Scientists figure a natural El Nino, human-caused climate change, a stubborn heat dome over the nation’s midsection and other factors cooked up Hilary’s record-breaking slosh into California and Nevada.

Tremendous rains and snowfall since late last year have freed half of California from drought.

A new study says the West is going to get more one-two punches of nasty wildfires followed by extreme rainfall as the world warms.