With winds of 50 MPH, Tropical Storm Bertha is threatening to bring heavy rains across the Carolinas and Virginia.

Climate change is allowing conditions ripe for tropical storms to arrive earlier — and stay later — in the calendar year.

Forecasters say the global warming effect may generate a chaotic year of extreme weather ahead.

A powerful storm that unleashed deadly tornadoes across the South is now threatening cities along the East Coast.

Early forecasts suggest an above-average chance at least one hurricane will make landfall in the U.S. this year.

Rain, snow, and wind storms across the U.S. are disrupting travel on one of the busiest days of the year.

A quarter-million homes and businesses could lose power in Northern California as high winds return to the region.

A major blaze erupted north of San Francisco as PG&E cuts power to 178,000 homes and businesses.